Biggest changeCost of Revenue Cost of revenue consisted of the following for the periods presented (in thousands): For the Years Ended December 31, For the Years Ended December 31, 2023 2022 % Change 2022 2021 % Change Bandwidth fees $ 228,038 $ 205,268 11.1 % $ 205,268 $ 209,288 (1.9) % Co-location fees 256,062 197,375 29.7 197,375 177,950 10.9 Network build-out and supporting services 215,557 195,669 10.2 195,669 157,234 24.4 Payroll and related costs 325,851 298,269 9.2 298,269 276,544 7.9 Acquisition-related costs 3,190 4,982 (36.0) 4,982 — 100.0 Stock-based compensation, including amortization of prior capitalized amounts 73,786 57,146 29.1 57,146 57,390 (0.4) Depreciation of network equipment 231,500 259,359 (10.7) 259,359 226,384 14.6 Amortization of internal-use software 177,079 165,751 6.8 165,751 164,166 1.0 Total cost of revenue $ 1,511,063 $ 1,383,819 9.2 % $ 1,383,819 $ 1,268,956 9.1 % As a percentage of revenue 39.6 % 38.3 % 38.3 % 36.7 % The increase in cost of revenue for 2023 as compared to 2022 was primarily due to: • co-location fees as a result of investment in Akamai Connected Cloud, particularly as we build out our compute infrastructure to support future growth and scalability; • bandwidth fees to support the increase in traffic served on our network and for traffic served from higher cost regions; 29 Table of Contents • network build-out and supporting services due to our infrastructure investment in Akamai Connected Cloud and costs associated with the transition services agreements to support the migration of customer contracts acquired from Lumen and StackPath; and • payroll and related costs, including stock-based compensation, as a result of headcount growth to support our network, the increased expected achievement of our performance-based compensation plans and higher average equity awards to employees driven by the talent market; additionally, stock-based compensation increased due to the shift in one of our compensation programs from cash-based to stock-based.
Biggest changeChanges in foreign currency exchange rates negatively impacted our revenue by $22.5 million in 2024 as compared to 2023, and negatively impacted our revenue by $13.9 million in 2023 as compared to 2022. 30 Table of Content s Cost of Revenue Cost of revenue consisted of the following for the periods presented (in thousands): For the Years Ended December 31, For the Years Ended December 31, 2024 2023 % Change 2023 2022 % Change Co-location fees $ 308,314 $ 256,062 20.4 % $ 256,062 $ 197,375 29.7 % Bandwidth fees 233,100 228,038 2.2 228,038 205,268 11.1 Network build-out and supporting services 193,607 215,557 (10.2) 215,557 195,669 10.2 Payroll and related costs 334,215 325,851 2.6 325,851 298,269 9.2 Acquisition-related costs — 3,190 (100.0) 3,190 4,982 (36.0) Stock-based compensation, including amortization of prior capitalized amounts 100,705 73,786 36.5 73,786 57,146 29.1 Depreciation of network equipment 282,106 231,500 21.9 231,500 259,359 (10.7) Amortization of internal-use software 168,746 177,079 (4.7) 177,079 165,751 6.8 Total cost of revenue $ 1,620,793 $ 1,511,063 7.3 % $ 1,511,063 $ 1,383,819 9.2 % As a percentage of revenue 40.6 % 39.6 % 39.6 % 38.3 % The increase in cost of revenue for 2024 as compared to 2023 was primarily due to: • co-location fees and depreciation of network equipment as a result of investment in our network, particularly as we are building out our compute platform to support future growth and scalability; and • payroll and related costs, including stock-based compensation as a result of headcount growth from our strategic initiatives and annual merit increases.
Changes in cash, cash equivalents and marketable securities are dependent upon changes in, among other things, working capital items such as accounts receivable, deferred revenue, accounts payable, various accrued expenses and operating lease obligations, as well as changes in our capital and financial structure due to common stock repurchases, debt repayments and issuances, acquisitions, purchases and sales of marketable securities, cash paid for acquisitions and similar events.
Changes in cash, cash equivalents and marketable securities are dependent upon changes in, among other things, working capital items such as accounts receivable, deferred revenue, accounts payable, various accrued expenses and operating lease obligations, as well as changes in our capital and financial structure due to common stock repurchases, debt repayments and issuances, purchases and sales of marketable securities, cash paid for acquisitions and similar events.
In addition, these charges do not necessarily provide meaningful insight into the fundamentals of current or past operations of our business. • Amortization of debt discount and issuance costs and amortization of capitalized interest expense – We have convertible senior notes outstanding that mature in 2029, 2027 and 2025.
In addition, these charges do not necessarily provide meaningful insight into the fundamentals of current or past operations of our business. • Amortization of debt issuance costs and capitalized interest expense – We have convertible senior notes outstanding that mature in 2029, 2027 and 2025.
These charges include severance and related expenses for workforce reductions, impairments of long-lived assets that will no longer be used in operations (including right-of-use assets, other facility-related property and equipment and internal-use software) and termination fees for any contracts cancelled as part of these programs.
These charges include severance and related expenses for workforce reductions, impairments of long-lived assets that will no longer be used in operations (including acquired intangible assets, right-of-use assets, other facility-related property and equipment and internal-use software) and termination fees for any contracts cancelled as part of these programs.
Expenses Our level of profitability is impacted by our expenses, including direct costs to support our revenue such as bandwidth and co-location costs, which includes energy to power our network. We have observed the following trends related to our profitability in recent years: • Network bandwidth costs represent a significant portion of our cost of revenue.
Expenses Our level of profitability is impacted by our expenses, including direct costs to support our revenue such as bandwidth and co-location costs, which includes energy to power our network. We have observed the following trends related to our profitability in recent years: • Co-location costs are a significant portion of our cost of revenue.
These costs include maintenance and supporting services incurred as we continue to build out our compute infrastructure and maintain our global network, and costs of third-party cloud providers used for some of our operations. We have seen these costs increase in recent years as a result of our network expansion, and particularly the build out of our compute infrastructure.
These costs include maintenance and supporting services incurred as we continue to build out our compute platform and maintain our global network, and costs of third-party cloud providers used for some of our operations. We have seen these costs increase in recent years as a result of our network expansion, and particularly the build out of our compute platform.
See Note 13 to our consolidated financial statements included elsewhere in this annual report on Form 10-K for further discussion of these indemnification agreements. The fair value of guarantees issued or modified during 2023 and 2022 was determined to be immaterial.
See Note 13 to our consolidated financial statements included elsewhere in this annual report on Form 10-K for further discussion of these indemnification agreements. The fair value of guarantees issued or modified during 2024 and 2023 was determined to be immaterial.
Fair value is defined as the exchange price that would be received for an asset or paid to transfer a liability (an exit price) in the principal or most advantageous market for the asset or liability in an orderly transaction between market participants on the measurement date.
Fair value is defined as the price that would be received to sell an asset or paid to transfer a liability (an exit price) in the principal or most advantageous market for the asset or liability in an orderly transaction between market participants on the measurement date.
We have assigned the entire balance of goodwill to our one reporting unit. The fair value of the reporting unit was based on our market capitalization as of each of December 31, 2023 and 2022, and it was substantially in excess of the carrying value of the reporting unit at each date.
We have assigned the entire balance of goodwill to our one reporting unit. The fair value of the reporting unit was based on our market capitalization as of each of December 31, 2024 and 2023, and it was substantially in excess of the carrying value of the reporting unit at each date.
Off-Balance Sheet Arrangements We have entered into indemnification agreements with third parties, including vendors, customers, landlords, our officers and directors, shareholders of acquired companies, joint venture partners and third parties to which we license technology.
Off-Balance Sheet Arrangements We have entered into indemnification agreements with third parties, including vendors, customers, landlords, our officers and directors, stockholders of acquired companies, joint venture partners and third parties to which we license technology.
Our estimates are based upon assumptions and judgments about matters that are highly uncertain at the time an accounting estimate is made and applied and require us to assess a range of potential outcomes. 42 Table of Contents Review of Critical Accounting Policies and Estimates Revenue Recognition Our contracts with customers sometimes include promises to transfer multiple services to a customer.
Our estimates are based upon assumptions and judgments about matters that are highly uncertain at the time an accounting estimate is made and applied and require us to assess a range of potential outcomes. Review of Critical Accounting Policies and Estimates Revenue Recognition Our contracts with customers sometimes include promises to transfer multiple services to a customer.
Our estimate of the value of our tax reserves contains assumptions based on past experiences and judgments about 44 Table of Contents the interpretation of statutes, rules and regulations by taxing jurisdictions. It is possible that the costs of the ultimate tax liability or benefit from these matters may be more or less than the amount that we estimated.
Our estimate of the value of our tax reserves contains assumptions based on past experiences and judgments about the interpretation of statutes, rules and regulations by taxing jurisdictions. It is possible that the costs of the ultimate tax liability or benefit from these matters may be more or less than the amount that we estimated.
These non-GAAP financial measures are non-GAAP income from operations, non-GAAP operating margin, non-GAAP net income, non-GAAP net income per diluted share, Adjusted EBITDA, Adjusted EBITDA margin, capital expenditures and impact of foreign currency exchange rates, as discussed below.
These non-GAAP financial measures are non-GAAP income from operations, non-GAAP operating margin, non-GAAP net income, non-GAAP net income per diluted share, Adjusted EBITDA, Adjusted EBITDA margin and impact of foreign currency exchange rates, as discussed below.
We define Adjusted EBITDA as GAAP net income excluding the following items: interest and marketable securities income and losses; income taxes; depreciation and amortization of tangible and intangible assets; stock-based compensation; amortization of capitalized stock-based compensation; acquisition-related costs; restructuring charges; foreign exchange gains and losses; interest expense; amortization of capitalized interest expense; certain gains and losses on investments; income and losses from equity method investments; and other non-recurring or unusual items that may arise from time to time.
We define Adjusted EBITDA as GAAP net income excluding the following items: interest and marketable securities income and losses; income taxes; depreciation and amortization of tangible and intangible assets; stock-based compensation; amortization of capitalized stock-based compensation; acquisition-related costs; restructuring charges; legal settlements; foreign exchange gains and losses; interest expense; amortization of capitalized interest expense; gains and losses on cost method investments; gains and losses from equity method investments; and other non-recurring or unusual items that may arise from time to time.
Management also believes that these non-GAAP financial measures enable investors to evaluate our operating results and future prospects in the same manner as management. These non-GAAP 35 Table of Contents financial measures may exclude expenses and gains that may be unusual in nature, infrequent or not reflective of our ongoing operating results.
Management also believes that these non-GAAP financial measures enable investors to evaluate our operating results and future prospects in the same manner as management. These non-GAAP financial measures may exclude expenses and gains that may be unusual in nature, infrequent or not reflective of our ongoing operating results.
We also acquired Neosec, Inc ("Neosec") in May 2023, which is intended to complement our application and API security portfolio by extending its visibility into the rapidly growing API threat landscape, and StorageOS, Inc. ("StorageOS"), also known as Ondat, in March 2023, which is intended to strengthen our cloud computing offerings.
We also acquired Neosec, Inc ("Neosec") in May 2023, which is intended to complement our application and API security portfolio by extending its visibility into the rapidly growing API threat landscape, and StorageOS, Inc. ("StorageOS"), also known as Ondat, in March 2023, which is intended to strengthen our compute offerings.
Accounting for Stock-Based Compensation We issue stock awards as part of our compensation program which includes stock options, restricted stock, restricted stock units, deferred stock units and employee stock purchases related to our employee stock purchase plan.
Stock-Based Compensation We issue stock awards as part of our compensation program which includes stock options, restricted stock, restricted stock units, deferred stock units and employee stock purchases related to our employee stock purchase plan.
As we continue to build out our new compute locations to provide us with the ability to scale our platform, we expect to enter into longer term leases that include certain financial commitments in order to achieve more favorable unit economics.
As we continue to build out our new compute locations to provide us with the ability to scale our platform, we have entered into, and expect to continue to enter into, longer term leases that include certain financial commitments in order to achieve more favorable unit economics.
We believe excluding these amounts from our non-GAAP financial measures is useful to investors as the types of events giving rise to these gains and losses are not representative of our core business operations and ongoing operating performance. • Gains and losses from equity method investment – We record income or losses on our share of earnings and losses from our equity method investment, and any gains from returns of investments or impairments.
We believe excluding these amounts from our non-GAAP financial measures is useful to investors as the types of events giving rise to them are not representative of our core business operations. • Gains and losses from equity method investment – We record income or losses on our share of earnings and losses from our equity method investment, and any gains from returns of investments or impairments.
Because we 25 Table of Contents publicly report in U.S. dollars, our reported revenue results are negatively impacted when the dollar strengthens and benefit when the dollar weakens. • We have experienced variations in certain types of revenue from quarter-to-quarter.
Because we publicly report in U.S. dollars, our reported revenue results are negatively impacted when the dollar strengthens and benefit when the dollar weakens. • We have experienced variations in certain types of revenue from quarter-to-quarter.
Write-downs, if recorded, could be materially different from the actual market performance of marketable securities in our portfolio if, among other things, relevant information related to our investments and marketable securities was not publicly available or other factors not considered by us would have been relevant to the determination of impairment.
Impairments, if recorded, could be materially different from the actual market performance of marketable securities in our portfolio if, among other things, relevant information related to our investments was not publicly available or other factors not considered by us would have been relevant to the determination of impairment.
Fair value and useful life determinations may be based on, among other factors, estimates of future expected cash flows, royalty cost savings and appropriate discount rates used in calculating present values. The value of our acquired intangible assets could be different if we had used different assumption.
Fair value and amortization period determinations may be based on, among other factors, estimates of future expected cash flows, royalty cost savings and appropriate discount rates used in calculating present values. The value of our acquired intangible assets could be different if we had used different assumption.
During the periods presented, our average stock price was in excess of $95.10, which is the initial conversion price of our convertible senior notes due in 2025. See further discussion below. (2) May not foot due to rounding. Non-GAAP net income per diluted share is calculated as non-GAAP net income divided by weighted average diluted common shares outstanding.
During these periods, our average stock price was in excess of $95.10, which is the initial conversion price of our convertible senior notes due in 2025. See further definition below. (2) Amounts may not foot due to rounding. Non-GAAP net income per diluted share is calculated as non-GAAP net income divided by weighted average diluted common shares outstanding.
Revenue We primarily derive revenue from the sale of services to customers executing contracts having terms of one year or longer, which allows us to have a consistent and predictable base level of revenue. Services included in our contracts consist of security solutions, the delivery of content, applications and software over the internet, cloud computing solutions and professional services.
Revenue We primarily derive revenue from the sale of services to customers pursuant to contracts having terms of one year or longer, which allows us to have a consistent and predictable base level of revenue. Services included in our contracts consist of security solutions, the delivery of content, applications and software over the internet, compute solutions and professional services.
Capitalized Internal-Use Software Costs We capitalize salaries and related costs, including stock-based compensation, of employees and consultants who devote time to the development of internal-use software development projects, as well as interest expense related to our convertible senior notes. Capitalization begins during the application development stage, once the preliminary project stage has been completed.
Capitalized Internal-Use Software Costs We capitalize salaries and related costs, including stock-based compensation, of employees and consultants who devote time to the development of internal-use software development projects, as well as interest expense related to our outstanding debt. Capitalization begins during the application development stage, once the preliminary project stage has been completed.
The increase to interest and marketable securities income, net for 2023 as compared to 2022 was the result of increased marketable securities balances as a result of our August 2023 issuance of $1,265.0 million in par value of convertible senior notes due 2029 and higher interest rates, as well as increased gains associated with the non-qualified deferred compensation plan.
The increase to interest and marketable securities income, net for 2024 as compared to 2023, and 2023 as compared to 2022, was the result of increased cash, cash equivalents and marketable securities balances received from our August 2023 issuance of $1,265.0 million in par value of convertible senior notes due 2029 and higher interest rates, as well as increased gains associated with the non-qualified deferred compensation plan.
We have been able to mitigate some of the negative impacts to our revenue growth rates by upselling incremental solutions to our existing delivery and security customers.
We have been able to mitigate some of the negative impacts to our revenue growth rates by upselling incremental solutions to our existing customers.
It is important to the success of operations that we offer competitive compensation packages. However, we remain disciplined in allocating our resources to support our faster growing security and compute solutions, including maintaining operational efficiencies to mitigate the rising cost of talent.
It is important to the success of operations that we offer competitive compensation packages. However, we are focused on remaining disciplined in allocating our resources to support our faster growing security and compute solutions, including maintaining operational efficiencies to mitigate the rising cost of talent.
Our goal for the share repurchase program is to offset the dilution created by our employee equity compensation programs over time and provide the flexibility to return capital to stockholders as business and market conditions warrant, while still preserving our ability to pursue other strategic opportunities.
Our goals for the share repurchase programs are to offset the dilution created by our employee equity compensation programs over time and provide the flexibility to return capital to stockholders as business and market conditions warrant, while still preserving our ability to pursue other strategic opportunities.
In addition, we experience quarterly variations in revenue attributable to, among other things, the timing of large customer contract renewals; the frequency and timing of purchases of custom solutions or licensed software; the nature and timing of software and gaming releases by our customers; and whether there are large live sporting or other events or situations that impact the amount of media traffic on our network.
These quarterly variations in revenue are attributable to, among other things, the timing of large customer contract renewals; the frequency and timing of purchases of custom solutions or licensed software; the nature and timing of software and gaming releases by our customers; holiday season activity; and whether there are large live sporting or other events or situations that impact the amount of media traffic on our network.
The key factors that influence our financial success are our ability to build on recurring revenue commitments for our security and performance offerings, increase traffic on our network, continue to develop, scale and successfully bring to market our cloud computing platform and compute-to-edge solutions that meet the needs of professional users and enterprises, effectively manage the prices we charge for our solutions, develop new products and appropriately manage our capital spending and other expenses.
The key factors that influence our financial success are our ability to build on recurring revenue commitments, increase traffic on our network, continue to develop, scale and successfully bring to market our compute platform and compute-to-edge solutions that meet the needs of professional users and enterprises, including with respect to reliability, effectively manage the prices we charge for our solutions, develop new products and appropriately manage our capital spending and other expenses.
For the year ended December 31, 2021, our effective income tax rate was lower than the federal statutory tax rate due to foreign income taxed at lower rates, the excess tax benefit related to stock-based compensation and the benefit of U.S. federal, state and foreign research and development credits.
For the year ended December 31, 2024, our effective income tax rate was lower than the federal statutory tax rate due to the benefit of U.S. federal, state and foreign research and development credits, an intercompany sale of intellectual property, foreign income taxed at lower rates and the excess tax benefit related to stock-based compensation.
(Gain) Loss from Equity Method Investment For the Years Ended December 31, For the Years Ended December 31, (in thousands) 2023 2022 % Change 2022 2021 % Change (Gain) loss from equity method investment $ (1,475) $ 7,635 (119.3) % $ 7,635 $ 14,008 (45.5) % As a percentage of revenue — % 0.2 % 0.2 % 0.4 % The amounts reflected in (gain) loss from equity method investment relate to our investment with MUFG in a joint venture, GO-NET.
(Gain) Loss from Equity Method Investment For the Years Ended December 31, For the Years Ended December 31, (in thousands) 2024 2023 % Change 2023 2022 % Change (Gain) loss from equity method investment $ — $ (1,475) 100.0 % $ (1,475) $ 7,635 (119.3) % As a percentage of revenue — % — % — % 0.2 % The amounts reflected in (gain) loss from equity method investment relate to our investment with MUFG in a joint venture, GO-NET.
We do not expect additional activity related to this investment. Non-GAAP Financial Measures In addition to providing financial measurements based on generally accepted accounting principles in the United States of America ("GAAP") we provide additional financial metrics that are not prepared in accordance with GAAP ("non-GAAP financial measures").
Use of Non-GAAP Financial Measures In addition to providing financial measurements based on generally accepted accounting principles in the United States of America ("GAAP") we provide additional financial metrics that are not prepared in accordance with GAAP ("non-GAAP financial measures").
Revenue derived in the U.S. and internationally during the periods presented is as follows (in thousands): For the Years Ended December 31, For the Years Ended December 31, 2023 2022 % Change % Change at Constant Currency 2022 2021 % Change % Change at Constant Currency U.S. $ 1,968,779 $ 1,902,051 3.5 % 3.5 % $ 1,902,051 $ 1,837,508 3.5 % 3.5 % As a percentage of revenue 51.6 % 52.6 % 52.6 % 53.1 % International 1,843,141 1,714,603 7.5 8.3 1,714,603 1,623,715 5.6 % 13.2 As a percentage of revenue 48.4 % 47.4 % 47.4 % 46.9 % Total revenue $ 3,811,920 $ 3,616,654 5.4 % 5.8 % $ 3,616,654 $ 3,461,223 4.5 % 8.0 % For each of the years ended December 31, 2023, 2022 and 2021, no single country outside of the U.S. accounted for 10% or more of revenue.
Revenue derived in the U.S. and internationally during the periods presented is as follows (in thousands): For the Years Ended December 31, For the Years Ended December 31, 2024 2023 % Change % Change at Constant Currency 2023 2022 % Change % Change at Constant Currency U.S. $ 2,075,533 $ 1,968,779 5.4 % 5.4 % $ 1,968,779 $ 1,902,051 3.5 % 3.5 % As a percentage of revenue 52.0 % 51.6 % 51.6 % 52.6 % International 1,915,635 1,843,141 3.9 5.2 1,843,141 1,714,603 7.5 % 8.3 As a percentage of revenue 48.0 % 48.4 % 48.4 % 47.4 % Total revenue $ 3,991,168 $ 3,811,920 4.7 % 5.3 % $ 3,811,920 $ 3,616,654 5.4 % 5.8 % For each of the years ended December 31, 2024, 2023 and 2022, no single country outside of the U.S. accounted for 10% or more of revenue.
We have observed the following trends related to our revenue in recent years: • Increased sales of our security solutions, led by application security solutions and segmentation solutions from our acquisition of Guardicore Ltd., and increased sales of our compute solutions, primarily attributable to our acquisition of Linode in early 2022, have made a significant contribution to revenue growth.
We have observed the following trends related to our revenue in recent years: • Increased sales of our security solutions, led by application security solutions and segmentation solutions from our acquisition of Guardicore Ltd., and increased sales of our compute solutions, attributable to our acquisition of Linode Limited Liability Company ("Linode") and enhanced services on our compute platform, have made a significant contribution to revenue growth.
In 2023, we redesigned one of our non-executive short-term incentive compensation programs by shifting certain employees from a cash-based to stock-based program. We also introduced a non-executive incentive program tied to our initiative to migrate certain third-party cloud services onto Akamai Connected Cloud.
In 2023 we redesigned one of our non-executive short-term incentive compensation programs by shifting certain employees from a cash-based to stock-based program, and in 2024 we transitioned more employees to this program. During 2023, we also introduced a non-executive incentive program tied to our initiative to migrate certain third-party cloud services onto Akamai's platform.
As of December 31, 2023 the total obligation under these agreements was $1,144.2 million, of which $224.2 million is payable in the next 12 months. We have also executed additional operating leases that will commence in 2024 for $195.0 million.
As of December 31, 2024 the total obligation under these agreements was $1,231.6 million, of which $263.1 million is payable in the next 12 months. We have also executed additional operating leases that will commence in 2025 for $197.0 million.
These programs are designed to better align employee incentives with the interests of our stockholders. • Depreciation expense related to our network equipment also contributes to our overall expense levels.
These programs were designed to better align employee incentives with the interests of our stockholders, which increased our stock-based compensation. • Depreciation expense related to our network equipment also contributes to our overall expense levels.
Amortization of Acquired Intangible Assets For the Years Ended December 31, For the Years Ended December 31, (in thousands) 2023 2022 % Change 2022 2021 % Change Amortization of acquired intangible assets $ 66,751 $ 64,983 2.7 % $ 64,983 $ 48,019 35.3 % As a percentage of revenue 1.8 % 1.8 % 1.8 % 1.4 % The increase in amortization of acquired intangible assets for 2023 as compared to 2022, as well as 2022 as compared to 2021, was the result of amortization of acquired intangible assets related to our recent acquisitions.
Amortization of Acquired Intangible Assets For the Years Ended December 31, For the Years Ended December 31, (in thousands) 2024 2023 % Change 2023 2022 % Change Amortization of acquired intangible assets $ 92,081 $ 66,751 37.9 % $ 66,751 $ 64,983 2.7 % As a percentage of revenue 2.3 % 1.8 % 1.8 % 1.8 % The increase in amortization of acquired intangible assets for 2024 as compared to 2023, and 2023 as compared to 2022, was the result of amortization of acquired intangible assets related to our recent acquisitions.
GO-NET intended to operate a blockchain-based online payment network. In February 2022, MUFG, the majority owner of GO-NET, announced it was preparing to suspend the operations of GO-NET and to ultimately liquidate it. The gain from equity method investment in 2023 was related to the liquidation and disbursement of our portion of GO-NET's remaining assets, which were previously impaired.
GO-NET intended to operate a blockchain-based online payment network. However, GO-NET operations were suspended in February 2022, and ultimately liquidated in August 2023. The gain from equity method investment in 2023 was related to the liquidation and disbursement of our portion of GO-NET's remaining assets, which were previously impaired.
Global Economic Conditions Global macroeconomic and geopolitical conditions continue to impact our business and revenue growth rates. We, along with our customers, continue to manage through an uncertain period of fluctuating inflation, economic uncertainty, uncertain energy supplies, heightened geopolitical tensions, potential for supply chain disruptions, changes in international tax laws, fluctuations in foreign exchange rates and elevated interest rates.
We, along with our customers, continue to manage through an uncertain period of fluctuating inflation, regulations that may negatively impact business, economic and political uncertainty, uncertain energy supplies, heightened geopolitical tensions and conflict, potential for supply chain disruptions, changes in U.S. and international tax laws, changes in tariffs, fluctuations in foreign exchange rates and elevated interest rates.
Our foreseeable cash needs, in addition to our recurring operating costs, include our expected capital expenditures, investments in information technology, potential strategic acquisitions, anticipated share repurchases, lease and purchase commitments and settlements of other liabilities.
Our foreseeable cash needs, in addition to our recurring operating costs, include our expected capital expenditures, investments in information technology, potential strategic acquisitions, anticipated share repurchases, lease and purchase commitments, settlements of other liabilities and repayment of our $1,150.0 million convertible senior notes due May 2025.
We believe that our strong balance sheet and cash position are important competitive differentiators that provide the financial stability and flexibility to enable us to continue to make investments at opportune times.
We believe our strong balance sheet and cash position are important competitive differentiators that provide the financial stability and flexibility to 40 Table of Content s enable us to continue to make investments at opportune times. We expect to continue to evaluate strategic investments to strengthen our business.
To the extent these macroeconomic conditions continue, we expect that it may adversely affect our business, operations and financial results. 27 Table of Contents Results of Operations The following sets forth, as a percentage of revenue, consolidated statements of income data for the years indicated: 2023 2022 2021 Revenue 100.0 % 100.0 % 100.0 % Costs and operating expenses: Cost of revenue (exclusive of amortization of acquired intangible assets shown below) 39.6 38.3 36.7 Research and development 10.7 10.8 9.7 Sales and marketing 14.0 13.9 13.3 General and administrative 15.8 16.2 16.0 Amortization of acquired intangible assets 1.8 1.8 1.4 Restructuring charge 1.5 0.4 0.3 Total costs and operating expenses 83.4 81.4 77.4 Income from operations 16.6 18.6 22.6 Interest and marketable securities income, net 1.2 0.1 0.5 Interest expense (0.5) (0.3) (2.1) Other (expense) income, net (0.3) (0.3) 0.1 Income before provision for income taxes 17.0 18.1 21.1 Provision for income taxes (2.8) (3.5) (1.8) Gain (loss) from equity method investment — (0.2) (0.4) Net income 14.2 % 14.4 % 18.9 % Revenue Revenue by solution category during the periods presented was as follows (in thousands): For the Years Ended December 31, For the Years Ended December 31, 2023 2022 % Change % Change at Constant Currency 2022 2021 % Change % Change at Constant Currency Security $ 1,765,267 $ 1,541,941 14.5 % 14.7 % $ 1,541,941 $ 1,334,836 15.5 % 19.7 % Delivery 1,542,434 1,669,257 (7.6) (7.1) 1,669,257 1,873,243 (10.9) (7.8) Compute 504,219 405,456 24.4 24.7 405,456 253,144 60.2 64.0 Total revenue $ 3,811,920 $ 3,616,654 5.4 % 5.8 % $ 3,616,654 $ 3,461,223 4.5 % 8.0 % The increases in our revenue in 2023 as compared to 2022, and 2022 as compared to 2021, was primarily the result of continued growth in sales of our security solutions and the acquisition of Linode in March 2022 which contributed to the growth in our compute solutions.
Results of Operations The following sets forth, as a percentage of revenue, consolidated statements of income data for the years indicated: 2024 2023 2022 Revenue 100.0 % 100.0 % 100.0 % Costs and operating expenses: Cost of revenue (exclusive of amortization of acquired intangible assets shown below) 40.6 39.6 38.3 Research and development 11.8 10.7 10.8 Sales and marketing 14.0 14.0 13.9 General and administrative 15.6 15.8 16.2 Amortization of acquired intangible assets 2.3 1.8 1.8 Restructuring charge 2.4 1.5 0.4 Total costs and operating expenses 86.7 83.4 81.4 Income from operations 13.4 16.6 18.6 Interest and marketable securities income, net 2.5 1.2 0.1 Interest expense (0.7) (0.5) (0.3) Other expense, net (0.5) (0.3) (0.3) Income before provision for income taxes 14.7 17.0 18.1 Provision for income taxes (2.1) (2.8) (3.5) Gain (loss) from equity method investment — — (0.2) Net income 12.7 % 14.2 % 14.4 % Revenue Revenue by solution category during the periods presented was as follows (in thousands): For the Years Ended December 31, For the Years Ended December 31, 2024 2023 % Change % Change at Constant Currency 2023 2022 % Change % Change at Constant Currency Security $ 2,042,661 $ 1,765,267 15.7 % 16.4 % $ 1,765,267 $ 1,541,941 14.5 % 14.7 % Delivery 1,318,131 1,542,434 (14.5) (14.0) 1,542,434 1,669,257 (7.6) (7.1) Compute 630,376 504,219 25.0 25.4 504,219 405,456 24.4 24.7 Total revenue $ 3,991,168 $ 3,811,920 4.7 % 5.3 % $ 3,811,920 $ 3,616,654 5.4 % 5.8 % The increases in our revenue in 2024 as compared to 2023, and 2023 as compared to 2022, was primarily the result of continued growth in sales of our security and compute solutions and the acquisition of Linode in March 2022 which contributed to the growth in our compute solutions.
These amounts were partially offset by non-deductible stock-based compensation and state income taxes. Our effective income tax rate may fluctuate between fiscal years and from quarter to quarter due to items arising from discrete events, such as tax benefits from the settlement of employee equity awards, tax law changes and settlements of tax audits and assessments.
Our effective income tax rate may fluctuate between fiscal years and from quarter to quarter due to items arising from discrete events, such as tax benefits from the settlement of employee equity awards, tax law changes and settlements of tax audits and assessments.
We will need to continue to effectively manage our network build-out and supporting service costs and continue to migrate third-party cloud services to Akamai Connected Cloud to maintain or improve current levels of profitability. • Our employees are core to the operations of our business, and payroll and related costs, including stock-based compensation, is our largest expense.
We will continue to effectively manage our network build-out and supporting service costs and continue to migrate third-party cloud services to our compute platform in an effort to manage costs. • Our employees are core to the operations of our business, and payroll and related costs, including stock-based compensation, is our largest expense.
Adjusted EBITDA margin represents Adjusted EBITDA stated as a percentage of revenue. 38 Table of Contents The following table reconciles GAAP net income to Adjusted EBITDA and Adjusted EBITDA margin for the years ended December 31, 2023, 2022 and 2021 (in thousands): 2023 2022 2021 Net income $ 547,629 $ 523,672 $ 651,642 Amortization of acquired intangible assets 66,751 64,983 48,019 Stock-based compensation 328,467 217,185 202,759 Amortization of capitalized stock-based compensation and capitalized interest expense 32,981 31,768 35,894 Restructuring charge 56,643 13,529 10,737 Acquisition-related costs 13,345 29,049 13,317 Interest and marketable securities income, net (45,194) (3,258) (15,620) Interest expense 17,709 11,096 72,332 Provision for income taxes 106,373 126,696 62,571 Depreciation and amortization 472,035 496,909 467,048 (Gain) loss on investments (311) 8,260 (3,680) (Gain) loss from equity method investment (1,475) 7,635 14,008 Other expense, net 12,607 2,173 1,895 Adjusted EBITDA $ 1,607,560 $ 1,529,697 $ 1,560,922 Net income margin 14.4 % 14.5 % 18.8 % Adjusted EBITDA margin 42.2 % 42.3 % 45.1 % Impact of Foreign Currency Exchange Rates Revenue and earnings from our international operations have historically been an important contributor to our financial results.
Adjusted EBITDA margin represents Adjusted EBITDA stated as a percentage of revenue. 39 Table of Content s The following table reconciles GAAP net income to Adjusted EBITDA and Adjusted EBITDA margin for the years ended December 31, 2024, 2023 and 2022 (in thousands): 2024 2023 2022 Net income $ 504,918 $ 547,629 $ 523,672 Amortization of acquired intangible assets 92,081 66,751 64,983 Stock-based compensation 393,378 328,467 217,185 Amortization of capitalized stock-based compensation and capitalized interest expense 42,910 32,981 31,768 Restructuring charge 95,441 56,643 13,529 Acquisition-related costs 7,502 13,345 29,049 Legal settlements 2,500 — — Interest and marketable securities income, net (100,280) (45,194) (3,258) Interest expense 27,117 17,709 11,096 Provision for income taxes 82,095 106,373 126,696 Depreciation and amortization 514,455 472,035 496,909 Loss (gain) on cost method investments 5,066 (311) 8,260 (Gain) loss from equity method investment — (1,475) 7,635 Other expense, net 14,495 12,607 2,173 Adjusted EBITDA $ 1,681,678 $ 1,607,560 $ 1,529,697 Net income margin 12.7 % 14.4 % 14.5 % Adjusted EBITDA margin 42.1 % 42.2 % 42.3 % Impact of Foreign Currency Exchange Rates Revenue and earnings from our international operations have historically been an important contributor to our financial results.
The acquisition was intended to enhance our computing services by enabling us to create a unique cloud platform to build, run and secure applications from the cloud to the edge. Linode had approximately 250 employees when we completed the acquisition.
The acquisition was intended to enhance our compute services by enabling us to create a unique cloud platform to build, run and secure applications from the cloud to the edge.
We currently have net deferred tax assets, comprised of net operating loss ("NOL"), carryforwards, tax credit carryforwards and deductible temporary differences. Our management periodically weighs the positive and negative evidence to determine if it is more-likely-than-not that some or all of the deferred tax assets will be realized.
Our management periodically weighs the positive and negative evidence to determine if it is more-likely-than-not that some or all of the deferred tax assets will be realized.
Based on acquired intangible assets as of December 31, 2023, future amortization is expected to be $84.8 million, $80.5 million, $76.1 million, $62.0 million and $49.6 million for the years ending December 31, 2024, 2025, 2026, 2027 and 2028, respectively.
Based on acquired intangible assets as of December 31, 2024, future amortization is expected to be $111.5 million, $104.1 million, $89.2 million, $81.9 million and $76.0 million for the years ending December 31, 2025, 2026, 2027, 2028 and 2029, respectively.
The terms of the notes and the hedge and warrant transactions are discussed more fully in Note 11 to the consolidated financial statements included elsewhere in this annual report on Form 10-K.
The operating lease terms and maturities are discussed more fully in Note 12 to the consolidated financial statements included elsewhere in this annual report on Form 10-K.
The following table reconciles GAAP income from operations to non-GAAP income from operations and non-GAAP operating margin for the years ended December 31, 2023, 2022 and 2021 (in thousands): 2023 2022 2021 Income from operations $ 637,338 $ 676,274 $ 783,148 Amortization of acquired intangible assets 66,751 64,983 48,019 Stock-based compensation 328,467 217,185 202,759 Amortization of capitalized stock-based compensation and capitalized interest expense 32,981 31,768 35,894 Restructuring charge 56,643 13,529 10,737 Acquisition-related costs 13,345 29,049 13,317 Non-GAAP income from operations $ 1,135,525 $ 1,032,788 $ 1,093,874 GAAP operating margin 16.7 % 18.7 % 22.6 % Non-GAAP operating margin 29.8 % 28.6 % 31.6 % The following table reconciles GAAP net income to non-GAAP net income for the years ended December 31, 2023, 2022 and 2021 (in thousands): 2023 2022 2021 Net income $ 547,629 $ 523,672 $ 651,642 Amortization of acquired intangible assets 66,751 64,983 48,019 Stock-based compensation 328,467 217,185 202,759 Amortization of capitalized stock-based compensation and capitalized interest expense 32,981 31,768 35,894 Restructuring charge 56,643 13,529 10,737 Acquisition-related costs 13,345 29,049 13,317 Amortization of debt discount and issuance costs 5,341 4,395 66,025 (Gain) loss on investments (311) 8,260 (3,680) (Gain) loss from equity method investment (1,475) 7,635 14,008 Income tax effect of above non-GAAP adjustments and certain discrete tax items (89,364) (42,768) (96,164) Non-GAAP net income $ 960,007 $ 857,708 $ 942,557 37 Table of Contents The following table reconciles GAAP net income per diluted share to non-GAAP net income per diluted share for the years ended December 31, 2023, 2022 and 2021 (in thousands, except per share data): 2023 2022 2021 GAAP net income per diluted share $ 3.52 $ 3.26 $ 3.93 Adjustments to net income: Amortization of acquired intangible assets 0.43 0.40 0.29 Stock-based compensation 2.11 1.35 1.22 Amortization of capitalized stock-based compensation and capitalized interest expense 0.21 0.20 0.22 Restructuring charge 0.36 0.08 0.06 Acquisition-related costs 0.09 0.18 0.08 Amortization of debt discount and issuance costs 0.03 0.03 0.40 (Gain) loss on investments — 0.05 (0.02) (Gain) loss from equity method investment (0.01) 0.05 0.08 Income tax effect of above non-GAAP adjustments and certain discrete tax items (0.58) (0.27) (0.58) Adjustment for shares (1) 0.02 0.02 0.06 Non-GAAP net income per diluted share (2) $ 6.20 $ 5.37 $ 5.74 Shares used in GAAP per diluted share calculations 155,397 160,467 165,804 Impact of benefit from note hedge transactions (1) (574) (720) (1,600) Shares used in non-GAAP per diluted share calculations (1) 154,823 159,747 164,204 (1) Shares used in non-GAAP per diluted share calculations have been adjusted for the periods presented for the benefit of our note hedge transactions.
We believe that applying the non-GAAP adjustments and their related income tax effect allows us to highlight income attributable to our core operations. 37 Table of Content s The following table reconciles GAAP income from operations to non-GAAP income from operations and non-GAAP operating margin for the years ended December 31, 2024, 2023 and 2022 (in thousands): 2024 2023 2022 Income from operations $ 533,411 $ 637,338 $ 676,274 Amortization of acquired intangible assets 92,081 66,751 64,983 Stock-based compensation 393,378 328,467 217,185 Amortization of capitalized stock-based compensation and capitalized interest expense 42,910 32,981 31,768 Restructuring charge 95,441 56,643 13,529 Acquisition-related costs 7,502 13,345 29,049 Legal settlements 2,500 — — Non-GAAP income from operations $ 1,167,223 $ 1,135,525 $ 1,032,788 GAAP operating margin 13.4 % 16.7 % 18.7 % Non-GAAP operating margin 29.2 % 29.8 % 28.6 % The following table reconciles GAAP net income to non-GAAP net income for the years ended December 31, 2024, 2023 and 2022 (in thousands): 2024 2023 2022 Net income $ 504,918 $ 547,629 $ 523,672 Amortization of acquired intangible assets 92,081 66,751 64,983 Stock-based compensation 393,378 328,467 217,185 Amortization of capitalized stock-based compensation and capitalized interest expense 42,910 32,981 31,768 Restructuring charge 95,441 56,643 13,529 Acquisition-related costs 7,502 13,345 29,049 Legal settlements 2,500 — — Amortization of debt issuance costs 6,521 5,341 4,395 Loss (gain) on cost method investments 5,066 (311) 8,260 (Gain) loss from equity method investment — (1,475) 7,635 Income tax effect of above non-GAAP adjustments and certain discrete tax items (154,735) (89,364) (42,768) Non-GAAP net income $ 995,582 $ 960,007 $ 857,708 38 Table of Content s The following table reconciles GAAP net income per diluted share to non-GAAP net income per diluted share for the years ended December 31, 2024, 2023 and 2022 (in thousands, except per share data): 2024 2023 2022 GAAP net income per diluted share $ 3.27 $ 3.52 $ 3.26 Adjustments to net income: Amortization of acquired intangible assets 0.60 0.43 0.40 Stock-based compensation 2.55 2.11 1.35 Amortization of capitalized stock-based compensation and capitalized interest expense 0.28 0.21 0.20 Restructuring charge 0.62 0.36 0.08 Acquisition-related costs 0.05 0.09 0.18 Legal settlements 0.02 — — Amortization of debt issuance costs 0.04 0.03 0.03 Loss (gain) on cost method investments 0.03 — 0.05 (Gain) loss from equity method investment — (0.01) 0.05 Income tax effect of above non-GAAP adjustments and certain discrete tax items (1.00) (0.58) (0.27) Adjustment for shares (1) 0.03 0.02 0.02 Non-GAAP net income per diluted share (2) $ 6.48 $ 6.20 $ 5.37 Shares used in GAAP per diluted share calculations 154,346 155,397 160,467 Impact of benefit from note hedge transactions (1) (744) (574) (720) Shares used in non-GAAP per diluted share calculations (1) 153,602 154,823 159,747 (1) Shares used in non-GAAP per diluted share calculations have been adjusted for the periods presented for the benefit of our note hedge transactions.
These amounts were partially offset by a decrease in profitability. For the year ended December 31, 2023, our effective income tax rate was lower than the federal statutory tax rate due to foreign income taxed at lower rates and the benefit of U.S. federal, state and foreign research and development credits.
For the years ended December 31, 2023 and 2022, our effective income tax rate was lower than the federal statutory tax rate due to foreign income taxed at lower rates and the benefit of U.S. federal, state and foreign research and development 35 Table of Content s credits.
The deferred income tax provision is calculated for the estimated future tax effects attributable to temporary differences and carryforwards by using expected tax rates in effect in the years during which the differences are expected to reverse or the carryforwards are expected to be realized.
The deferred income tax provision is calculated for the estimated future tax effects attributable to temporary differences and carryforwards by using expected tax rates in effect in the years during which the differences are expected to reverse or the carryforwards are expected to be realized. 45 Table of Content s We currently have net deferred tax assets, comprised of net operating loss ("NOL") carryforwards, tax credit carryforwards and deductible temporary differences.
Cash Used in Investing Activities For the Years Ended December 31, (in thousands) 2023 2022 2021 Cash paid for business acquisitions, net of cash acquired $ (106,171) $ (872,091) $ (598,825) Cash paid for asset acquisitions (120,985) — — Purchases of property and equipment and capitalization of internal-use software development costs (730,040) (458,302) (545,230) Net marketable securities activity (884,973) 714,205 501,478 Other, net (6,069) (6,122) (4,322) Net cash used in investing activities $ (1,848,238) $ (622,310) $ (646,899) The increase in cash used in investing activities in 2023 as compared to 2022 was due to an increase in purchases of marketable securities with the proceeds from our August 2023 issuance of convertible senior notes and purchases of property and equipment related to our compute infrastructure build-out.
Cash Used in Investing Activities For the Years Ended December 31, (in thousands) 2024 2023 2022 Cash paid for business acquisitions, net of cash acquired $ (434,066) $ (106,171) $ (872,091) Cash paid for asset acquisitions (132,835) (120,985) — Purchases of property and equipment and capitalization of internal-use software development costs (685,267) (730,040) (458,302) Net marketable securities activity 449,516 (884,973) 714,205 Other, net 3,973 (6,069) (6,122) Net cash used in investing activities $ (798,679) $ (1,848,238) $ (622,310) The decrease in cash used in investing activities in 2024 as compared to 2023 was due to an increase in cash proceeds from net marketable securities activity to fund the acquisition of Noname Security in 2024 and a reduction of purchases of property and equipment related to our compute platform build-out.
These capitalized internal-use software development costs are amortized to cost of revenue over their estimated useful lives, ranging from two to ten years based on the software developed and its expected useful life.
For the years ended December 31, 2024, 2023 and 2022, we capitalized $99.6 million, $77.0 million and $30.0 million, respectively, of stock-based compensation. These capitalized internal-use software development costs are amortized to cost of revenue over their estimated useful lives, ranging from two to ten years based on the software developed and its expected useful life.
We had also experienced increased costs from third-party cloud providers, but have recently begun to mitigate those costs by migrating to our own cloud solutions and optimizing third-party cloud spend.
We previously experienced increased costs from third-party cloud providers, but continue to mitigate those costs by migrating to our own compute solutions and working to optimize third-party cloud spend.
Because we publicly report in U.S. dollars, our expenses are positively impacted when the dollar strengthens and are negatively impacted when the dollar weakens. Recent Acquisitions We acquired certain customer contracts from Lumen Technologies, Inc. ("Lumen") in October 2023 and from StackPath, LLC ("StackPath") in August 2023.
Because we publicly report in U.S. dollars, our expenses are positively impacted when the dollar strengthens and are negatively impacted when the dollar weakens. Recent Acquisitions We acquired certain customer contracts from Edgio, Inc. ("Edgio") in December 2024 as part of a bankruptcy process.
Tax Cuts and Jobs Act establishes a territorial tax system in the U.S., which provides companies with the potential ability to repatriate earnings with minimal U.S. federal income tax impact. As a result, our liquidity is not expected to be materially impacted by the amount of cash and cash equivalents held in accounts outside the U.S.
As of December 31, 2024, we had cash and cash equivalents of $300.3 million held in accounts outside the U.S. The U.S. Tax Cuts and Jobs Act establishes a territorial tax system in the U.S., which provides companies with the potential ability to repatriate earnings with minimal U.S. federal income tax impact.
Research and Development Expenses Research and development expenses consisted of the following for the periods presented (in thousands): For the Years Ended December 31, For the Years Ended December 31, 2023 2022 % Change 2022 2021 % Change Payroll and related costs $ 494,803 $ 468,928 5.5 % $ 468,928 $ 456,138 2.8 % Stock-based compensation 123,896 78,116 58.6 78,116 65,951 18.4 Capitalized salaries and related costs (239,928) (183,540) 30.7 (183,540) (200,530) (8.5) Acquisition-related costs 721 2,832 (74.5) 2,832 — 100.0 Other expenses 26,556 25,098 5.8 25,098 13,813 81.7 Total research and development $ 406,048 $ 391,434 3.7 % $ 391,434 $ 335,372 16.7 % As a percentage of revenue 10.7 % 10.8 % 10.8 % 9.7 % The increase in research and development expenses for 2023 as compared to 2022 was due to higher payroll and related costs, including stock-based compensation, as a result of headcount growth from our strategic initiatives, annual merit increases, the increased expected achievement of our performance-based compensation plans, a new compensation program tied to our initiative to migrate third-party cloud services onto Akamai Connected Cloud and higher average equity awards to employees driven by the talent market.
Research and Development Expenses Research and development expenses consisted of the following for the periods presented (in thousands): For the Years Ended December 31, For the Years Ended December 31, 2024 2023 % Change 2023 2022 % Change Payroll and related costs $ 562,286 $ 494,803 13.6 % $ 494,803 $ 468,928 5.5 % Stock-based compensation 152,114 123,896 22.8 123,896 78,116 58.6 Capitalized salaries and related costs (272,320) (239,928) 13.5 (239,928) (183,540) 30.7 Acquisition-related costs — 721 (100.0) 721 2,832 (74.5) Other expenses 28,796 26,556 8.4 26,556 25,098 5.8 Total research and development $ 470,876 $ 406,048 16.0 % $ 406,048 $ 391,434 3.7 % As a percentage of revenue 11.8 % 10.7 % 10.7 % 10.8 % The increase in research and development expenses for 2024 as compared to 2023 was primarily due to higher payroll and related costs, including stock-based compensation, as a result of headcount growth from our strategic initiatives and annual merit increases.
However, we plan to continue to carefully manage costs in an effort to manage our operating margins. 31 Table of Contents General and Administrative Expenses General and administrative expenses consisted of the following for the periods presented (in thousands): For the Years Ended December 31, For the Years Ended December 31, 2023 2022 % Change 2022 2021 % Change Payroll and related costs $ 218,272 $ 213,772 2.1 % $ 213,772 $ 223,238 (4.2) % Stock-based compensation 94,316 62,926 49.9 62,926 63,324 (0.6) Depreciation and amortization 65,817 74,225 (11.3) 74,225 81,934 (9.4) Facilities-related costs 90,061 103,473 (13.0) 103,473 100,769 2.7 Provision for doubtful accounts 1,649 7,042 (76.6) 7,042 763 822.9 Acquisition-related costs 8,050 19,071 (57.8) 19,071 13,317 43.2 Software and related service costs 55,714 50,320 10.7 50,320 40,861 23.1 Other expenses 66,972 53,377 25.5 53,377 28,818 85.2 Total general and administrative $ 600,851 $ 584,206 2.8 % $ 584,206 $ 553,024 5.6 % As a percentage of revenue 15.8 % 16.2 % 16.2 % 16.0 % The increase in general and administrative expenses for 2023 as compared to 2022 was due to higher payroll and related costs, including stock-based compensation, as a result of annual merit increases, headcount growth, the increased expected achievement of our performance-based compensation plans and higher average equity awards to employees driven by the talent market and other expenses due to increased professional service fees to support our business.
General and Administrative Expenses General and administrative expenses consisted of the following for the periods presented (in thousands): For the Years Ended December 31, For the Years Ended December 31, 2024 2023 % Change 2023 2022 % Change Payroll and related costs $ 225,687 $ 218,272 3.4 % $ 218,272 $ 213,772 2.1 % Stock-based compensation 102,494 94,316 8.7 94,316 62,926 49.9 Depreciation and amortization 66,184 65,817 0.6 65,817 74,225 (11.3) Facilities-related costs 86,671 90,061 (3.8) 90,061 103,473 (13.0) Provision for doubtful accounts 3,919 1,649 137.7 1,649 7,042 (76.6) Acquisition-related costs 7,502 8,050 (6.8) 8,050 19,071 (57.8) Software and related service costs 56,557 55,714 1.5 55,714 50,320 10.7 Other expenses 72,771 66,972 8.7 66,972 53,377 25.5 Total general and administrative $ 621,785 $ 600,851 3.5 % $ 600,851 $ 584,206 2.8 % As a percentage of revenue 15.6 % 15.8 % 15.8 % 16.2 % The increase in general and administrative expenses for 2024 as compared to 2023 was primarily due to higher payroll and related costs as a result of annual merit increases, an increase in stock-based compensation as a result of the timing of our performance-based equity award grants and an increase in other expenses related to professional service fees to support our business.
These amounts were partially offset by non-deductible stock-based compensation, tax on global intangible low-taxed income and an intercompany sale of intellectual property.
These amounts were partially offset by non-deductible stock-based compensation and the tax on global intangible low-taxed income. Additionally, our effective income tax rate was lower for the year ended December 31, 2022 due to an intercompany sale of intellectual property.
If such an evaluation indicates that payment is no longer reasonably assured for services provided, any future services provided to that customer will result in the creation of a cash basis reserve until we receive consistent payments.
If such an evaluation indicates that payment is no longer reasonably assured for services provided, any future services provided to that customer will result in the creation of a cash basis reserve until we receive consistent payments. 44 Table of Content s Valuation and Impairment of Marketable Securities We measure the fair value of our financial assets and liabilities at the end of each reporting period.
We periodically evaluate whether a decline in fair value below cost basis is other-than-temporary by considering available evidence regarding these investments including, among other factors, the duration of the period that, and extent to which, the fair value is less than cost basis; the financial health of, and business outlook for, the issuer, including industry and sector performance and operational and financing cash flow factors; overall market conditions and trends; and our intent and ability to retain our investment in the security for a period of time sufficient to allow for an anticipated recovery in market value.
We periodically evaluate whether the decline is due to credit losses by considering available evidence regarding these investments including, among other factors, the extent to which, the fair value is less than the cost basis; the financial health of, and business outlook for, the issuer, including industry and sector performance and operational and financing cash flow factors.
We place our cash investments in instruments that meet high-quality credit standards, as specified in our investment policy. Our investment policy also limits the amount of our credit exposure to any one issue or issuer and seeks to manage these assets to achieve our goals of preserving principal and maintaining adequate liquidity at all times.
Our investment policy is designed to limit the amount of our credit exposure to any one issue or issuer and seeks to manage these assets to achieve our goals of preserving principal and maintaining adequate liquidity at all times.
The increase in the provision for income taxes for 2022 as compared to 2021 was mainly due to an intercompany sale of intellectual property, an increase in the tax on global intangible low-taxed income, a decrease in foreign income taxed at lower rates and a decrease in the excess tax benefit related to stock-based compensation.
The decrease in the provision for income taxes for 2023 as compared to 2022 was mainly due to a reduction in intercompany sales of intellectual property and the tax on global intangible low-taxed income.
Definitions We define our critical accounting policies as those policies that require us to make subjective estimates and judgments about matters that are uncertain and are likely to have a material impact on our consolidated financial statements.
For a complete description of our significant accounting policies, see Note 2 to our consolidated financial statements included elsewhere in this annual report on Form 10-K. 43 Table of Content s Definitions We define our critical accounting policies as those policies that require us to make subjective estimates and judgments about matters that are uncertain and are likely to have a material impact on our consolidated financial statements.
Sales and Marketing Expenses Sales and marketing expenses consisted of the following for the periods presented (in thousands): For the Years Ended December 31, For the Years Ended December 31, 2023 2022 % Change 2022 2021 % Change Payroll and related costs $ 376,305 $ 374,110 0.6 % $ 374,110 $ 366,501 2.1 % Stock-based compensation 66,453 47,789 39.1 47,789 46,342 3.1 Marketing programs and related costs 59,151 55,033 7.5 55,033 40,553 35.7 Acquisition-related costs 1,387 2,166 (36.0) 2,166 — 100.0 Other expenses 29,930 23,311 28.4 23,311 8,571 172.0 Total sales and marketing $ 533,226 $ 502,409 6.1 % $ 502,409 $ 461,967 8.8 % As a percentage of revenue 14.0 % 13.9 % 13.9 % 13.3 % The increase in sales and marketing expenses for 2023 as compared to 2022 was due to higher payroll and related costs, including stock-based compensation, as a result of annual merit increases, headcount growth and the increased expected achievement of our performance-based compensation plans and other expenses due to increased travel expenses associated with customer meetings and sales events.
We expect our research and development costs to increase in 2025, in particular payroll and related costs, in support of our faster growing security and compute solutions. 32 Table of Content s Sales and Marketing Expenses Sales and marketing expenses consisted of the following for the periods presented (in thousands): For the Years Ended December 31, For the Years Ended December 31, 2024 2023 % Change 2023 2022 % Change Payroll and related costs $ 393,584 $ 376,305 4.6 % $ 376,305 $ 374,110 0.6 % Stock-based compensation 77,593 66,453 16.8 66,453 47,789 39.1 Marketing programs and related costs 53,893 59,151 (8.9) 59,151 55,033 7.5 Acquisition-related costs — 1,387 (100.0) 1,387 2,166 (36.0) Other expenses 31,711 29,930 6.0 29,930 23,311 28.4 Total sales and marketing $ 556,781 $ 533,226 4.4 % $ 533,226 $ 502,409 6.1 % As a percentage of revenue 14.0 % 14.0 % 14.0 % 13.9 % The increase in sales and marketing expenses for 2024 as compared to 2023 was due to higher payroll and related costs, including stock-based compensation as a result of annual merit increases and employees acquired through the Noname Security acquisition.
Our board of directors authorized a share repurchase program that is effective from January 2022 through December 2024, and during 2023, 2022 and 2021, we repurchased 7.8 million, 6.4 million and 4.7 million shares of our common stock, respectively, at an average price per share of $83.83, $94.96 and $109.97, respectively.
During 2024, 2023 and 2022, we repurchased 5.6 million, 7.8 million and 6.4 million shares of our common stock, respectively, at an average price per share of $99.14, $83.83 and $94.96, respectively.
The amount of an acquisition's purchase price allocated to intangible assets and term of its related amortization can vary significantly and is unique to each acquisition; therefore, we exclude amortization of acquired intangible assets from our non-GAAP financial measures to provide investors with a consistent basis for comparing pre- and post-acquisition operating results. • Stock-based compensation and amortization of capitalized stock-based compensation – Although stock-based compensation is an important aspect of the compensation paid to our employees, the grant date fair value varies based on the stock price at the time of grant, varying valuation methodologies, subjective assumptions and the variety of award types.
The amount of an acquisition's purchase price allocated to intangible assets and term of its related amortization can vary significantly and is unique to each 36 Table of Content s acquisition; therefore, we exclude amortization of acquired intangible assets from our non-GAAP financial measures to provide investors with a consistent basis for comparing pre- and post-acquisition operating results. • Stock-based compensation and amortization of capitalized stock-based compensation – Stock-based compensation is an important aspect of the compensation paid to our employees, which includes long-term incentive plans to encourage retention, performance-based plans to encourage achievement of specified financial targets and also short-term incentive awards with a one year vest.
Additionally, due to our focus on third-party cloud application costs, including migrating third-party cloud services to our own cloud solutions and optimizing third-party cloud spending which are included in network build-out and supporting services, our third-party cloud costs decreased for 2023 as compared to 2022.
Additionally, due to our focus on third-party cloud application costs, including migrating third-party cloud services to our own compute platform and optimizing third-party cloud spending which are included in network build-out and supporting services, our third-party cloud costs decreased for 2023 as compared to 2022. 31 Table of Content s During 2025, we expect our cost of revenue to increase as compared to 2024, in particular our co-location costs and depreciation of network equipment, due to investments in our network to support the continued growth of our compute solutions.
The costs of the financial commitments are expensed ratably over the life of the lease, and, as a result, in some cases, we are incurring costs in advance of these compute locations being fully utilized.
The costs of the financial commitments are expensed ratably over the lease term, and, as a result, in some cases, we are incurring costs in advance of these compute locations being fully utilized. We continue to improve our internal-use software and remain disciplined in managing our hardware deployments, which enables us to use servers more efficiently.
Operating Leases We have entered into operating leases for real estate assets related to office space and co-location assets related to space or racks at co-location facilities and related equipment for our servers and other networking equipment.
Any borrowings are secured by collateral consisting primarily of available-for-sale debt securities in our investment portfolio. 42 Table of Content s Operating Leases We have entered into operating leases for real estate assets related to office space and co-location assets related to space or racks at co-location facilities and related equipment for our servers and other networking equipment.
Management's commitment to an action to restructure certain parts of the company was to enable the prioritization of investments in the fastest growing areas of the business. The restructuring charge for this action includes severance and related expenses for certain headcount reductions.
Additionally, the restructuring charge in 2023 included the result of certain actions initiated in the first quarter of 2023. Management's commitment to an action to restructure certain parts of the company was to enable the prioritization of investments in the fastest growing areas of the business.
Other (expense) income, net primarily represents net foreign exchange gains and losses mainly due to foreign exchange rate fluctuations on intercompany transactions and other non-operating expense and income items as well as gains and losses on equity investments.
Other expense, net primarily represents net foreign exchange gains and losses mainly due to foreign exchange rate fluctuations on the remeasurement of monetary assets and liabilities that are not denominated in the functional currency as well as other non-operating expense and income items.
The operating lease terms and maturities are discussed more fully in Note 12 to the consolidated financial statements included elsewhere in this annual report on Form 10-K 41 Table of Contents Purchase Commitments We enter into long-term agreements with network and internet service providers for bandwidth, as well as execute purchase orders for the purchase of goods or services in the ordinary course of business, which may contain minimum commitments.
Purchase Commitments We enter into long-term agreements with network and internet service providers for bandwidth, as well as execute purchase orders for the purchase of goods or services in the ordinary course of business, which may contain minimum commitments.
The issuance costs of the convertible senior notes are amortized to interest expense and are excluded from our non-GAAP results because management believes the non-cash amortization expense is not representative of ongoing operating performance. The imputed interest rates of the 2027 and 2025 convertible senior notes were 3.10% and 4.26%, respectively.
The issuance costs of the convertible senior notes are amortized to interest expense and are excluded from our non-GAAP results because management believes the non-cash amortization expense is not representative of ongoing operating performance. • Gains and losses on cost method investments – We have recorded gains and losses from the disposition, changes to fair value and impairment of cost method investments.
Interest expense is related to our debt transactions, which are described in Note 11 to the consolidated financial statements included elsewhere in this annual report on Form 10-K. The increase to interest expense for 2023 as compared to 2022 was primarily due to the August 2023 issuance of $1,265.0 million in par value of convertible senior notes due 2029.
Interest expense is related to our debt transactions, which are described in Note 11 to the consolidated financial statements included elsewhere in this annual report on Form 10-K.
Provision for Income Taxes For the Years Ended December 31, For the Years Ended December 31, (in thousands) 2023 2022 % Change 2022 2021 % Change Provision for income taxes $ 106,373 $ 126,696 (16.0) % $ 126,696 $ 62,571 102.5 % As a percentage of revenue 2.8 % 3.5 % 3.5 % 1.8 % Effective income tax rate 16.3 % 19.3 % 19.3 % 8.6 % The decrease in the provision for income taxes for 2023 as compared to 2022 was mainly due to a reduction in intercompany sales of intellectual property and the tax on global intangible low-taxed income.
Provision for Income Taxes For the Years Ended December 31, For the Years Ended December 31, (in thousands) 2024 2023 % Change 2023 2022 % Change Provision for income taxes $ 82,095 $ 106,373 (22.8) % $ 106,373 $ 126,696 (16.0) % As a percentage of revenue 2.1 % 2.8 % 2.8 % 3.5 % Effective income tax rate 14.0 % 16.3 % 16.3 % 19.3 % The decrease in the provision for income taxes for 2024 as compared to 2023 was mainly due to the benefit from an intercompany sale of intellectual property in 2024, an increase in the excess tax benefit related to stock-based compensation, lower profitability and an increase in the benefit of U.S. federal and state research and development credits.