Biggest changeNet cash used in financing activities of $192.2 million during the year ended December 31, 2023 was primarily due to $207.6 million of repayments of the 2025 Notes, $10.5 million of payments of indemnity holdback, and $8.0 million payment of tax withholding on RSU settlements, which were partially offset by $19.1 million proceeds from the issuance of Class A common stock pursuant to the ESPP and $14.9 million of proceeds from the exercise of vested and unvested stock options.
Biggest changeFinancing Activities 91 Table of contents Net cash provided by financing activities of $2,003.7 million during the year ended December 31, 2025 was primarily due to $2,000.0 million gross proceeds from the issuance of the 2030 Notes, $309.6 million proceeds from the settlement of the 2025 Capped Calls, $33.1 million of proceeds from the exercise of vested stock options, and $25.4 million proceeds from the issuance of Class A common stock pursuant to the 2019 Employee Stock Purchase Plan (ESPP), which were partially offset by $283.4 million from the purchases of capped calls related to the 2030 Notes (the 2030 Capped Calls), $48.3 million payment of tax withholding on Restricted Stock Unit (RSU) and Performance Stock Unit (PSU) settlements, $29.0 million cash paid for issuance costs related to the 2030 Notes, and $3.8 million of payments of indemnity holdback.
Investing Activities Net cash used in investing activities during the year ended December 31, 2024 of $330.2 million resulted primarily from the purchases of available-for-sale securities of $1,572.1 million, capital expenditures of $185.0 million, cash paid for asset acquisitions and business combinations, net of cash acquired of $38.0 million, and capitalization of internal-use software development costs of $28.5 million, which were partially offset by maturities of available-for-sale securities of $1,493.4 million.
Net cash used in investing activities during the year ended December 31, 2024 of $330.2 million resulted primarily from the purchases of available-for-sale securities of $1,572.1 million, capital expenditures of $185.0 million, cash paid for asset acquisitions and business combinations, net of cash acquired of $38.0 million, and capitalization of internal-use software development costs of $28.5 million, which were partially offset by the maturities of available-for-sale securities of $1,493.4 million.
Usage-based consideration is primarily related to fees charged for our customer’s use of excess bandwidth when accessing our network in a given period and is recognized as revenue in the period in which the usage occurs. The subscription and support term contracts for the Company’s contracted customers, typically range from one to three years.
Usage-based consideration is primarily related to fees charged for our customer’s use of excess bandwidth when accessing our network in a given period and is recognized as revenue in the period in which the usage occurs. The subscription and support term contracts for our contracted customers typically range from one to three years.
To calculate dollar-based net retention for a quarter, we compare the Annualized Revenue from paying customers four quarters prior to the Annualized Revenue from the same set of customers in the most recent quarter. Our dollar-based net retention includes expansion and is net of contraction and attrition, but excludes Annualized Revenue from new customers in the current period.
To calculate dollar-based net retention rate for a quarter, we compare the Annualized Revenue from paying customers four quarters prior to the Annualized Revenue from the same set of customers in the most recent quarter. Our dollar-based net retention rate includes expansion and is net of contraction and attrition, but excludes Annualized Revenue from new customers in the current period.
Discussions of 2022 items and year-to-year comparisons between 2023 and 2022 are not included in this Form 10-K, and such disclosure can be found in “Management’s Discussion and Analysis of Financial Condition and Results of Operations” in Part II, Item 7 of the Company’s Annual Report on Form 10-K for the fiscal year ended December 31, 2023, which information is incorporated herein by reference.
Discussions of 2023 items and year-to-year comparisons between 2024 and 2023 are not included in this Form 10-K, and such disclosure can be found in “Management’s Discussion and Analysis of Financial Condition and Results of Operations” in Part II, Item 7 of the Company’s Annual Report on Form 10-K for the fiscal year ended December 31, 2024, which information is incorporated herein by reference.
Potentially as a result of these various macroeconomic impacts on our customers, we periodically have experienced lengthening of the average sales cycle for certain types of customers and sales (including sales to new customers and expansion sales to existing customers), slowdowns in our pipeline of potential new customers and in the rate of converting sales pipeline opportunities into new sales, increases in average days sales outstanding, higher levels of churn in our paying customer base (which is when any of our paying customers cease to be a paying customer for any reason, including any pay-as-you-go customer converting to a free subscription plan), and lengthening of the timing of payment from some of our customers, all of which may have contributed to a slowdown in our revenue growth from prior periods (including with respect to new customers).
Potentially as a result of these various macroeconomic impacts on our customers, we periodically have experienced lengthening of the average sales cycle for certain types of customers and sales (including sales to new customers and expansion sales to existing customers), slowdowns in our pipeline of potential new customers and in the rate of converting sales pipeline opportunities into new sales, increases in average days sales outstanding, higher levels of churn in our paying customer base (which is when any of our paying customers cease to be a paying customer for any reason, including 78 Table of contents any pay-as-you-go customer converting to a free subscription plan), and lengthening of the timing of payment from some of our customers, all of which may have contributed to a slowdown in our revenue growth from prior periods (including with respect to new customers).
As of December 31, 2024, our material cash requirements include contractual obligations from the 2026 Notes, purchase commitments and lease obligations. Refer to Notes 6, 7, and 8 to the consolidated financial statements in Part II, Item 8 of this Annual Report on Form 10-K for more information regarding these material cash requirements.
As of December 31, 2025, our material cash requirements include contractual obligations from the 2026 Notes, purchase commitments and lease obligations. Refer to Notes 6, 7, and 8 to the consolidated financial statements in Part II, Item 8 of this Annual Report on Form 10-K for more information regarding these material cash requirements.
Such estimates include, but are not limited to, allowance for doubtful accounts, deferred contract acquisitions costs, the period of benefit generated from the deferred contract acquisition costs, the capitalization and estimated useful life of internal-use software, valuation of acquired intangible assets, the assessment of recoverability of intangible assets and their estimated useful lives, useful lives of property and equipment, the determination of the incremental borrowing rate used for operating lease 91 Table of contents liabilities, the valuation and recognition of stock-based compensation awards, uncertain tax positions, and the recognition and measurement of current and deferred income tax assets and liabilities.
Such estimates include, but are not limited to, allowance for doubtful accounts, deferred contract acquisitions costs, the period of benefit generated from the deferred contract acquisition costs, the capitalization and estimated useful life of internal-use software, valuation of acquired intangible assets, the assessment of recoverability of intangible assets and their estimated useful lives, useful lives of property and equipment, the determination of the incremental borrowing rate used for operating lease liabilities, the valuation and recognition of stock-based compensation awards, the assessment of uncertain tax positions, and the recognition and measurement of current and deferred income tax assets and liabilities.
For pay-as-you-go or contracted customers who need a scalable Zero 75 Table of contents Trust security solution to secure users and internal resources using our Zero Trust and network services solutions, we make these products available on a per seat basis.
For pay-as-you-go or contracted customers who need a scalable Zero 76 Table of contents Trust security solution to secure users and internal resources using our Zero Trust and network services solutions, we make these products available on a per seat basis.
Off-Balance Sheet Arrangements As of December 31, 2024, we did not have any relationships with unconsolidated organizations or financial partnerships, such as structured finance or special purpose entities, which would have been established for the purpose of facilitating off-balance sheet arrangements or other contractually narrow or limited purposes.
Off-Balance Sheet Arrangements As of December 31, 2025, we did not have any relationships with unconsolidated organizations or financial partnerships, such as structured finance or special purpose entities, which would have been established for the purpose of facilitating off-balance sheet arrangements or other contractually narrow or limited purposes.
These free customers expose us to diverse traffic, threats, and problems, often allowing us to see potential security, 76 Table of contents performance, and reliability issues at the earliest stage. This knowledge allows us to improve our products and deliver more effective solutions to our paying customers.
These free customers expose us to diverse traffic, threats, and problems, often allowing us to see potential security, 77 Table of contents performance, and reliability issues at the earliest stage. This knowledge allows us to improve our products and deliver more effective solutions to our paying customers.
In addition, other companies, including companies in our industry, may calculate similarly-titled non-GAAP measures differently 79 Table of contents or may use other measures to evaluate their performance, all of which could reduce the usefulness of our non-GAAP financial measures as tools for comparison.
In addition, other companies, including companies in our industry, may calculate similarly-titled non-GAAP measures differently 80 Table of contents or may use other measures to evaluate their performance, all of which could reduce the usefulness of our non-GAAP financial measures as tools for comparison.
In May 2024, the Company entered into a credit agreement with a syndicated group of lenders, which provides for a senior secured $400.0 million revolving credit facility (the Revolving Credit Facility), with a sublimit of $30.0 million available for the issuance of letters of credit and $30.0 million available for swingline borrowings.
In May 2024, we entered into a credit agreement with a syndicated group of lenders, which provides for a senior secured $400.0 million revolving credit facility (the Revolving Credit Facility), with a sublimit of $30.0 million available for the issuance of letters of credit and $30.0 million available for swingline borrowings.
We believe that free cash flow and free cash flow margin are useful indicators of liquidity that provide information to management and investors about the amount of cash generated from our operations that, after the investments in property and equipment and capitalized internal-use software, can be used for strategic initiatives, including investing in our business, and strengthening our financial position.
We believe that free cash flow and free cash flow margin are useful 81 Table of contents indicators of liquidity that provide information to management and investors about the amount of cash generated from our operations that, after the investments in property and equipment and capitalized internal-use software, can be used for strategic initiatives, including investing in our business, and strengthening our financial position.
We believe macroeconomic uncertainty could persist during 2025. As a result, we expect that some or all of the negative trends described in this paragraph may emerge or recur during future quarters. To the extent challenging macroeconomic conditions persist, we may experience additional adverse effects on our business, financial condition, or results of operations in future periods.
We believe macroeconomic uncertainty could persist through 2026. As a result, we expect that some or all of the negative trends described in this paragraph may emerge or recur during future quarters. To the extent challenging macroeconomic conditions persist, we may experience additional adverse effects on our business, financial condition, or results of operations in future periods.
See Note 1 of the Notes to Consolidated Financial Statements included in Item 8 of this Annual Report on Form 10-K for information relating to the useful lives of our servers-network infrastructure.
Refer to Note 1 of the Notes to Consolidated Financial Statements included in Item 8 of this Annual Report on Form 10-K for information relating to the useful lives of our servers-network infrastructure.
We expect our general and administrative expenses to continue to increase in absolute dollars for the foreseeable future to support our growth as well as due to additional costs associated with legal, accounting, compliance, insurance, investor relations, and other costs as a result of operating as a public company.
We expect our general and administrative expenses to continue to increase in absolute dollars for the foreseeable future to support our growth as well as due to additional costs associated with legal, accounting, compliance, insurance, investor relations, and 84 Table of contents other costs as a result of operating as a public company.
Cost of revenue also includes employee-related costs, including salaries, benefits, and stock-based compensation for employees whose primary responsibilities relate to supporting our paying customers. Other costs included in cost of revenue include credit card fees related to processing customer transactions and allocated overhead costs.
Cost of revenue also includes employee-related costs, including salaries, benefits, and stock-based compensation for employees whose primary responsibilities relate to supporting our 83 Table of contents paying customers. Other costs included in cost of revenue include credit card fees related to processing customer transactions and allocated overhead costs.
For example, if free cash flow is negative, we may need to access cash reserves or other sources of capital to invest in strategic initiatives. One limitation of free cash flow and free cash flow margin is 80 Table of contents that they do not reflect our future contractual commitments.
For example, if free cash flow is negative, we may need to access cash reserves or other sources of capital to invest in strategic initiatives. One limitation of free cash flow and free cash flow margin is that they do not reflect our future contractual commitments.
We are not aware of any specific event or circumstance that would require an update to our estimates or assumptions or a revision of the carrying value of assets or liabilities as of February 20, 2025, the date of issuance of this Annual Report on Form 10-K.
We are not aware of any specific event or circumstance that would require an update to our estimates or assumptions or a revision of the carrying value of assets or liabilities as of the date of issuance of this Annual Report on Form 10-K.
Our global network, with a presence in more than 335 cities and over 125 countries worldwide, has helped to foster our strong international growth.
Our global network, with a presence in more than 330 cities and over 125 countries worldwide, has helped to foster our strong international growth.
For the period beyond the next 12 months, we believe we will be able to meet our working capital and capital expenditure needs from our existing cash, cash equivalents, available-for-sale-securities, available 89 Table of contents borrowings under the Revolving Credit Facility, the cash flows from our operating activities and, if necessary, proceeds from other potential equity or debt financings.
For the period beyond the next 12 months, we believe we will be able to meet our working capital and capital expenditure needs from our existing cash, cash equivalents, available-for-sale-securities, available borrowings under the Revolving Credit Facility, the cash flows from our operating activities and, if necessary, proceeds from other potential equity or debt financings.
However, we expect to continue to benefit from economies of scale as our customers increase the use of our global network and products. We intend to continue to invest additional resources in our global network and products and our customer support 82 Table of contents organizations as we grow our business.
However, we expect to continue to benefit from economies of scale as our customers increase the use of our global network and products. We intend to continue to invest additional resources in our global network and products and our customer support organizations as we grow our business.
International markets represented 49%, 48%, and 47% of our revenue in the years ended December 31, 2024, 2023, and 2022, respectively, and we intend to continue to invest in our international growth as a strategy to expand our customer base around the world. • Free customer base . Free customers are an important part of our business.
International markets represented 51%, 49%, and 48% of our revenue in the years ended December 31, 2025, 2024, and 2023, respectively, and we intend to continue to invest in our international growth as a strategy to expand our customer base around the world. • Free customer base . Free customers are an important part of our business.
Financing Activities Net cash provided by financing activities of $12.8 million during the year ended December 31, 2024 was primarily due to $19.8 million proceeds from the issuance of Class A common stock pursuant to the 2019 Employee Stock Purchase Plan (ESPP) and $12.9 million of proceeds from the exercise of vested stock options, which were partially offset by $16.8 million payment of tax withholding on Restricted Stock Unit (RSU) settlements, and $2.1 million cash paid for issuance costs on revolving credit facility.
Net cash provided by financing activities of $12.8 million during the year ended December 31, 2024 was primarily due to $19.8 million proceeds from the issuance of Class A common stock pursuant to the ESPP and $12.9 million of proceeds from the exercise of vested stock options, which were partially offset by $16.8 million payment of tax withholding on RSU settlements, and $2.1 million cash paid for issuance costs on revolving credit facility.
This section of this Form 10-K generally discusses 2024 and 2023 items and year-to-year comparisons between 2024 and 2023.
This section of this Form 10-K generally discusses 2025 and 2024 items and year-to-year comparisons between 2025 and 2024.
Interest Expense Interest expense consists primarily of contractual interest expense and amortization of the debt issuance costs on our 0.75% Convertible Senior Notes due 2025 (the 2025 Notes) and 0% Convertible Senior Notes due 2026 (the 2026 Notes, and together with the 2025 Notes, the Notes).
Interest Expense Interest expense consists primarily of contractual interest expense and amortization of the debt issuance costs on our 0% Convertible Senior Notes due 2026 (the 2026 Notes) and our 0% Convertible Senior Notes due 2030 (the 2030 Notes, and together with the 2026 Notes, the Notes).
The credit agreement permits the Company to increase the commitments under the Revolving Credit Facility by an aggregate principal amount of up to $150.0 million, subject to the satisfaction of certain conditions. The proceeds of the loans under the Revolving Credit Facility may be used for working capital and general corporate purposes.
The credit agreement permits us to 89 Table of contents increase the commitments under the Revolving Credit Facility by an aggregate principal amount of up to $150.0 million, subject to the satisfaction of certain conditions. The proceeds of the loans under the Revolving Credit Facility may be used for working capital and general corporate purposes.
General and Administrative General and administrative expenses consist primarily of employee-related costs, including salaries, benefits, and stock-based compensation expense for our finance, legal, human resources, and other administrative personnel, professional fees for external legal services, accounting, and other consulting services, bad debt expense, and allocated overhead costs.
General and Administrative General and administrative expenses consist primarily of employee-related costs, including salaries, benefits, and stock-based compensation expense for our finance, legal, human resources, and other administrative personnel, professional fees for external legal services, accounting, and other consulting services, bad debt expense, allocated overhead costs, lease impairment charges, and legal reserve and settlements.
The increase in revenue was primarily due to the addition of new paying customers, which increased by 25% during the year ended December 31, 2024, as well as expansion within our existing paying customers, which was reflected by our dollar-based net retention rate of 111% for the three months ended December 31, 2024.
The increase in revenue was primarily due to the addition of new paying customers, which increased by 40% during the year ended December 31, 2025, as well as expansion within our existing paying customers, which was reflected by our dollar-based net retention rate of 120% for the three months ended December 31, 2025.
Non-Operating Income (Expense) Interest Income 83 Table of contents Interest income consists primarily of interest earned on our cash, cash equivalents, and our investment holdings.
Non-Operating Income (Expense) Interest Income Interest income consists primarily of interest earned on our cash, cash equivalents, and our investment holdings.
The income tax expense of $7.9 million for the year ended December 31, 2024 was primarily related to withholding taxes in the United States and income tax expense from profitable foreign jurisdictions, offset by the partial release of the U.S. and U.K. valuation allowances in connection with acquisitions.
The income tax expense of $9.6 million and $7.9 million for the years ended December 31, 2025 and 2024, respectively, was primarily related to income tax expense from profitable foreign jurisdictions and withholding taxes, offset by the partial release of the U.S. and U.K. valuation allowances in connection with acquisitions.
As of December 31, 2024, our investment portfolio consisted of investment grade securities with an average credit rating of AA. We have generated significant operating losses from our operations as reflected in our accumulated deficit of $1,102.6 million as of December 31, 2024.
As of December 31, 2025, our investment portfolio consisted of investment grade securities with an average credit rating of AA-. We have generated significant operating losses from our operations as reflected in our accumulated deficit of $1,204.9 million as of December 31, 2025.
In addition to the contractual obligations described above, as of December 31, 2024, we had $6.5 million recognized as total restricted cash on our consolidated balance sheets mainly related to indemnity holdback consideration associated with asset acquisitions and business combinations.
In addition to the contractual obligations described above, as of December 31, 2025, we had $10.8 million recognized as total restricted cash on our consolidated balance sheets, related to indemnity holdback consideration associated with asset acquisitions and business combinations.
In addition, for developers building serverless applications, we offer our Cloudflare Workers product to these customers on a usage-based plan that is metered by requests and execution time.
In addition, for developers building serverless applications, we offer our developer solutions products to these customers on a usage-based plan that is metered by requests and execution time.
The following table summarizes the revenue by region based on the billing address of customers who use the Company’s products: Year Ended December 31, 2024 2023 2022 (dollars in thousands) Amount Percentage of Revenue Amount Percentage of Revenue Amount Percentage of Revenue United States $ 849,500 51 % $ 678,184 52 % $ 515,722 53 % Europe, Middle East, and Africa 466,499 28 % 356,569 28 % 258,291 26 % Asia Pacific 223,234 13 % 168,826 13 % 133,353 14 % Other 130,393 8 % 93,166 7 % 67,875 7 % Total $ 1,669,626 100 % $ 1,296,745 100 % $ 975,241 100 % Non-GAAP Financial Measures In addition to our results determined in accordance with generally accepted accounting principles in the United States (U.S.
The following table summarizes the revenue by region based on the billing address of customers who use the Company’s products: Year Ended December 31, 2025 2024 2023 (dollars in thousands) Amount Percentage of Revenue Amount Percentage of Revenue Amount Percentage of Revenue United States $ 1,072,996 49 % $ 849,500 51 % $ 678,184 52 % Europe, Middle East, and Africa 598,624 28 % 466,499 28 % 356,569 28 % Asia Pacific 329,760 15 % 223,234 13 % 168,826 13 % Other 166,557 8 % 130,393 8 % 93,166 7 % Total $ 2,167,937 100 % $ 1,669,626 100 % $ 1,296,745 100 % Non-GAAP Financial Measures In addition to our results determined in accordance with generally accepted accounting principles in the United States (U.S.
Our cash and cash equivalents primarily consist of cash and highly liquid money market funds and U.S. treasury securities. We also had available-for-sale securities of $1,708.2 million consisting of corporate bonds, U.S. treasury securities, U.S. government agency securities, and commercial paper.
Our cash and cash equivalents consist of cash, highly liquid money market funds, time deposits, U.S. treasury bills, and commercial paper. We also had available-for-sale securities of $3,157.7 million consisting of corporate bonds, U.S. treasury securities, U.S. government agency securities, and commercial paper.
The net cash outflow from changes in operating assets and liabilities was primarily the result of a $113.4 million increase in accounts receivable, net, which increased due to our growing customer base and timing of collections from our customers, a $101.5 million increase in deferred contract acquisition costs due to increased sales commissions from the addition of new customers, a $40.0 million increase in payments for operating lease liabilities, a $22.1 million increase in prepaid expenses and other current assets related to operating activities, which were partially offset by a $134.5 million increase in deferred revenue, a $21.8 million increase in accrued compensation, an $11.8 million increase in accounts payable related to operating activities, and a $4.0 million increase in accrued expenses and other current liabilities related to operating activities.
The net cash outflow from changes in operating assets and liabilities was primarily the result of a $148.9 million increase in deferred contract acquisition costs due to the addition of new customers, a $80.6 million increase in accounts receivable, net, which increased due to our growing customer base and timing of collections from our customers, a $80.0 million increase in prepaid expenses and other current assets, $63.8 million increase in payments for operating lease liabilities, and a $4.5 million increase in contract assets, which were partially offset by a $223.8 million increase in deferred revenue, an $26.7 million increase in accrued compensation, an $15.4 million increase in accrued expenses and other current liabilities, an $8.9 million increase in accounts payable related to operating activities, and a $6.8 million decrease in other noncurrent assets related to operating activities.
Year Ended December 31, 2024 2023 2022 (dollars in thousands) Loss from operations $ (154,761) $ (185,485) $ (201,203) Add: Stock-based compensation expense and related employer payroll taxes 356,423 287,500 217,766 Amortization of acquired intangible assets 12,747 20,002 15,169 Acquisition-related and other expenses 702 — 3,947 One-time compensation charge 15,000 — — Non-GAAP income from operations $ 230,111 $ 122,017 $ 35,679 Operating margin (9) % (14) % (21) % Non-GAAP operating margin (non-GAAP income from operations as a percentage of revenue) 14 % 9 % 4 % Free Cash Flow and Free Cash Flow Margin Free cash flow is a non-GAAP financial measure that we calculate as net cash provided by operating activities less cash used for purchases of property and equipment and capitalized internal-use software.
Year Ended December 31, 2025 2024 2023 (dollars in thousands) Loss from operations $ (207,205) $ (154,761) $ (185,485) Add: Stock-based compensation expense and related employer payroll taxes 489,938 356,423 287,500 Amortization of acquired intangible assets 14,998 12,747 20,002 Acquisition-related and other expenses 3,909 702 — One-time compensation charge — 15,000 — Lease asset impairment expense 5,097 — — Legal reserve and settlements (2,886) — — Non-GAAP income from operations $ 303,851 $ 230,111 $ 122,017 Operating margin (10) % (9) % (14) % Non-GAAP operating margin (non-GAAP income from operations as a percentage of revenue) 14 % 14 % 9 % Free Cash Flow and Free Cash Flow Margin Free cash flow is a non-GAAP financial measure that we calculate as net cash provided by operating activities less cash used for purchases of property and equipment and capitalized internal-use software.
Year Ended December 31, 2024 2023 2022 (dollars in thousands) Net cash provided by operating activities $ 380,429 $ 254,406 $ 123,595 Less: Purchases of property and equipment (185,037) (114,396) (143,606) Less: Capitalized internal-use software (28,477) (20,546) (19,758) Free cash flow $ 166,915 $ 119,464 $ (39,769) Net cash used in investing activities $ (330,224) $ (186,201) $ (235,696) Net cash provided by (used in) financing activities $ 12,785 $ (192,185) $ 6,347 Net cash provided by operating activities (as a percentage of revenue) 23 % 20 % 13 % Less: Purchases of property and equipment (as a percentage of revenue) (11) % (9) % (15) % Less: Capitalized internal-use software (as a percentage of revenue) (2) % (2) % (2) % Free cash flow margin 10 % 9 % (4) % Key Business Metrics In addition to our results determined in accordance with U.S.
Year Ended December 31, 2025 2024 2023 (dollars in thousands) Net cash provided by operating activities $ 603,114 $ 380,429 $ 254,406 Less: Purchases of property and equipment (315,617) (185,037) (114,396) Less: Capitalized internal-use software (26,935) (28,477) (20,546) Free cash flow $ 260,562 $ 166,915 $ 119,464 Net cash used in investing activities $ (1,806,700) $ (330,224) $ (186,201) Net cash provided by (used in) financing activities $ 2,003,729 $ 12,785 $ (192,185) Net cash provided by operating activities (as a percentage of revenue) 28 % 23 % 20 % Less: Purchases of property and equipment (as a percentage of revenue) (15) % (11) % (9) % Less: Capitalized internal-use software (as a percentage of revenue) (1) % (2) % (2) % Free cash flow margin 12 % 10 % 9 % Key Business Metrics In addition to our results determined in accordance with U.S.
We have a full valuation allowance on our U.S. federal, U.S. state, and U.K. deferred tax assets as we have concluded that it is more likely than not that the deferred tax assets will not be realized. 84 Table of contents Results of Operations The following tables set forth our consolidated results of operations for the periods presented in dollars and as a percentage of our revenue for those periods: Year Ended December 31, 2024 2023 2022 (in thousands) Revenue $ 1,669,626 $ 1,296,745 $ 975,241 Cost of revenue 378,702 307,005 232,610 Gross profit 1,290,924 989,740 742,631 Operating expenses: Sales and marketing 745,791 599,117 465,762 Research and development 421,374 358,143 298,303 General and administrative 278,520 217,965 179,769 Total operating expenses 1,445,685 1,175,225 943,834 Loss from operations (154,761) (185,485) (201,203) Non-operating income (expense): Interest income 87,426 68,167 14,877 Interest expense (5,196) (5,872) (4,984) Loss on extinguishment of debt — (50,300) — Other income (expense), net 1,660 (4,372) 577 Total non-operating income, net 83,890 7,623 10,470 Loss before income taxes (70,871) (177,862) (190,733) Provision for income taxes 7,929 6,087 2,648 Net loss $ (78,800) $ (183,949) $ (193,381) 85 Table of contents Year Ended December 31, 2024 2023 2022 Percentage of Revenue Data: Revenue 100 % 100 % 100 % Cost of revenue 23 24 24 Gross margin 77 76 76 Operating expenses: Sales and marketing 44 46 48 Research and development 25 27 31 General and administrative 17 17 18 Total operating expenses 86 90 97 Loss from operations (9) (14) (21) Non-operating income (expense): Interest income 5 5 2 Interest expense — — (1) Loss on extinguishment of debt — (4) — Other income (expense), net — — — Total non-operating income, net 5 1 1 Loss before income taxes (4) (13) (20) Provision for income taxes 1 1 — Net loss (5) % (14) % (20) % Comparison of the Years Ended December 31, 2024 and 2023 Revenue Year Ended December 31, Change 2024 2023 $ % (dollars in thousands) Revenue $ 1,669,626 $ 1,296,745 $ 372,881 29 % Revenue increased by $372.9 million, or 29%, for the year ended December 31, 2024 compared to the year ended December 31, 2023.
We have a full valuation allowance on our U.S. federal, U.S. state, and U.K. deferred tax assets as we have concluded that it is more likely than not that the deferred tax assets will not be realized. 85 Table of contents Results of Operations The following tables set forth our consolidated results of operations for the periods presented in dollars and as a percentage of our revenue for those periods: Year Ended December 31, 2025 2024 2023 (in thousands) Revenue $ 2,167,937 $ 1,669,626 $ 1,296,745 Cost of revenue 552,525 378,702 307,005 Gross profit 1,615,412 1,290,924 989,740 Operating expenses: Sales and marketing 920,817 745,791 599,117 Research and development 512,489 421,374 358,143 General and administrative 389,311 278,520 217,965 Total operating expenses 1,822,617 1,445,685 1,175,225 Loss from operations (207,205) (154,761) (185,485) Non-operating income (expense): Interest income 131,219 87,426 68,167 Interest expense (8,766) (5,196) (5,872) Loss on extinguishment of debt — — (50,300) Other income (expense), net (7,954) 1,660 (4,372) Total non-operating income, net 114,499 83,890 7,623 Loss before income taxes (92,706) (70,871) (177,862) Provision for income taxes 9,561 7,929 6,087 Net loss $ (102,267) $ (78,800) $ (183,949) 86 Table of contents Year Ended December 31, 2025 2024 2023 Percentage of Revenue Data: Revenue 100 % 100 % 100 % Cost of revenue 25 23 24 Gross margin 75 77 76 Operating expenses: Sales and marketing 43 44 46 Research and development 24 25 27 General and administrative 18 17 17 Total operating expenses 85 86 90 Loss from operations (10) (9) (14) Non-operating income (expense): Interest income 6 5 5 Interest expense — — — Loss on extinguishment of debt — — (4) Other income (expense), net — — — Total non-operating income, net 6 5 1 Loss before income taxes (4) (4) (13) Provision for income taxes 1 1 1 Net loss (5) % (5) % (14) % Comparison of the Years Ended December 31, 2025 and 2024 Revenue Year Ended December 31, Change 2025 2024 $ % (dollars in thousands) Revenue $ 2,167,937 $ 1,669,626 $ 498,311 30 % Revenue increased by $498.3 million, or 30%, for the year ended December 31, 2025 compared to the year ended December 31, 2024.
The increase was primarily driven by an increase in interest rates and investment balance. Interest Expense Year Ended December 31, Change 2024 2023 $ % (dollars in thousands) Interest expense $ (5,196) $ (5,872) $ 676 (12) % Interest expense did not significantly fluctuate during the year ended December 31, 2024 as compared to the year ended December 31, 2023.
The increase was primarily driven by an increase in investment balance. Interest Expense Year Ended December 31, Change 2025 2024 $ % (dollars in thousands) Interest expense $ (8,766) $ (5,196) $ (3,570) 69 % Interest expense did not significantly fluctuate during the year ended December 31, 2025 as compared to the year ended December 31, 2024.
Impact of Macroeconomic Developments We are closely monitoring macroeconomic developments and global events, such as the conflicts in the Middle East and Ukraine and the potential worsening or expansion of those conflicts and other areas of geopolitical tension around the world, and other geopolitical events such as elections and other governmental changes, and, in each case, how they may adversely impact our and our customers’ businesses.
We are closely monitoring macroeconomic developments and global events, such as the tariffs described above, conflicts and geopolitical tension around the world, and other geopolitical events such as elections and other governmental changes, and, in each case, how they may adversely impact our and our customers’ businesses.
Year Ended December 31, 2024 2023 2022 (dollars in thousands) Gross profit $ 1,290,924 $ 989,740 $ 742,631 Gross margin 77 % 76 % 76 % Loss from operations $ (154,761) $ (185,485) $ (201,203) Non-GAAP income from operations $ 230,111 $ 122,017 $ 35,679 Operating margin (9) % (14) % (21) % Non-GAAP operating margin 14 % 9 % 4 % Net cash provided by operating activities $ 380,429 $ 254,406 $ 123,595 Net cash used in investing activities $ (330,224) $ (186,201) $ (235,696) Net cash provided by (used in) financing activities $ 12,785 $ (192,185) $ 6,347 Free cash flow $ 166,915 $ 119,464 $ (39,769) Net cash provided by operating activities (as a percentage of revenue) 23 % 20 % 13 % Free cash flow margin 10 % 9 % (4) % Paying customers (1) 237,714 189,791 162,086 Paying customers (> $100,000 Annualized Revenue) (1) 3,497 2,756 2,042 (1) Key business metrics are derived on a quarterly basis.
Year Ended December 31, 2025 2024 2023 (dollars in thousands) Gross profit $ 1,615,412 $ 1,290,924 $ 989,740 Gross margin 75 % 77 % 76 % Loss from operations $ (207,205) $ (154,761) $ (185,485) Non-GAAP income from operations $ 303,851 $ 230,111 $ 122,017 Operating margin (10) % (9) % (14) % Non-GAAP operating margin 14 % 14 % 9 % Net cash provided by operating activities $ 603,114 $ 380,429 $ 254,406 Net cash used in investing activities $ (1,806,700) $ (330,224) $ (186,201) Net cash provided by (used in) financing activities $ 2,003,729 $ 12,785 $ (192,185) Free cash flow $ 260,562 $ 166,915 $ 119,464 Net cash provided by operating activities (as a percentage of revenue) 28 % 23 % 20 % Free cash flow margin 12 % 10 % 9 % Paying customers (1) 332,466 237,714 189,791 Paying customers (> $100,000 Annualized Revenue) (1) 4,298 3,497 2,756 (1) Key business metrics are derived on a quarterly basis.
The remainder of the increase was primarily due to an increase of $24.5 million in expenses for marketing programs due to acquisitions, investments in brand awareness advertising, third-party industry events, and digital performance marketing, an increase of $9.7 million in co-location and bandwidth expenses for free customers, an increase of $7.2 million in travel-related expenses, an increase of $5.8 million in consulting expenses, and an increase of $4.1 million in subscription expenses.
The remainder of the increase was primarily due to an increase of $11.6 million in expenses for marketing programs, investments in brand awareness advertising, third-party industry events, and digital performance marketing, an increase of $10.5 million in co-location and bandwidth expenses for free customers, an increase of $8.8 million in consulting expenses, an increase of $7.8 million in travel-related expenses, an increase of $5.8 million in allocated overhead costs, and an increase of $5.0 million in third-party technology services costs.
The increase was primarily driven by $90.9 million in increased employee-related costs due to an 11% increase in headcount in our sales and marketing organization, including an increase of $19.2 million in stock-based compensation expense, and a $15.0 million one-time compensation charge.
The increase was primarily driven by $119.0 million in increased employee-related costs due to a 25% increase in headcount in our sales and marketing organization, including an increase of $36.5 million in stock-based compensation expense.
In November 2024, the FASB issued ASU 2024-03, Income Statement—Reporting Comprehensive Income—Expense Disaggregation Disclosures (Subtopic 220-40), Disaggregation of Income Statement Expenses. The ASU requires a public business entity to disclose additional information about specific expense categories in the notes to the financial statements for interim and annual reporting periods. The ASU does not change or remove current expense disclosure requirements.
The ASU requires a public business entity to disclose additional information about specific expense categories in the notes to the financial statements for interim and annual reporting periods. The ASU does not change or remove current expense disclosure requirements.
Other Income (Expense), net Year Ended December 31, Change 2024 2023 $ % (dollars in thousands) Other income (expense), net $ 1,660 $ (4,372) $ 6,032 * ______________ * Not meaningful Other income (expense), net increased by $6.0 million for the year ended December 31, 2024 compared to the year ended December 31, 2023.
Other Income (Expense), net Year Ended December 31, Change 2025 2024 $ % (dollars in thousands) Other income (expense), net $ (7,954) $ 1,660 $ (9,614) * ______________ * Not meaningful Other income (expense), net decreased by $9.6 million for the year ended December 31, 2025 compared to the year ended December 31, 2024.
Cash Flows The following table summarizes our cash flows for the periods presented: Year Ended December 31, 2024 2023 2022 (in thousands) Net cash provided by operating activities $ 380,429 $ 254,406 $ 123,595 Net cash used in investing activities $ (330,224) $ (186,201) $ (235,696) Net cash provided by (used in) financing activities $ 12,785 $ (192,185) $ 6,347 Operating Activities Net cash provided by operating activities during the year ended December 31, 2024 was $380.4 million, which resulted from a net loss of $78.8 million, adjusted for non-cash charges of $568.2 million and net cash outflow of $108.9 million from changes in operating assets and liabilities.
Cash Flows 90 Table of contents The following table summarizes our cash flows for the periods presented: Year Ended December 31, 2025 2024 2023 (in thousands) Net cash provided by operating activities $ 603,114 $ 380,429 $ 254,406 Net cash used in investing activities $ (1,806,700) $ (330,224) $ (186,201) Net cash provided by (used in) financing activities $ 2,003,729 $ 12,785 $ (192,185) Operating Activities Net cash provided by operating activities during the year ended December 31, 2025 was $603.1 million, which resulted from a net loss of $102.3 million, adjusted for non-cash charges of $802.7 million and net cash outflow of $97.3 million from changes in operating assets and liabilities.
Non-cash charges primarily consisted of $274.0 million for stock-based compensation expense, $135.8 million for depreciation and amortization expense, $61.4 million for amortization of deferred contract acquisition costs, $50.3 million for loss on extinguishment of debt, $44.8 million for non-cash operating lease costs, $13.6 million for provision for bad debt, and $4.5 million for amortization of convertible note issuance costs, which were partially offset by $44.4 million for net accretion of discounts.
Non-cash charges primarily consisted of $451.5 million for stock-based compensation expense, $189.7 million for depreciation and amortization expense, $101.6 million for amortization of deferred contract acquisition costs, $66.4 million for non-cash operating lease costs, $15.0 million for provision for bad debt, and $7.1 million for amortization of convertible note issuance costs, which were partially offset by $29.9 million for net accretion of discounts.
GAAP operating margin, respectively, excluding stock-based compensation expense and its related employer payroll taxes, amortization of acquired intangible assets, acquisition-related and other expenses. We exclude stock-based compensation expense, which is a non-cash expense, from certain of our non-GAAP financial measures because we believe that excluding this item provides meaningful supplemental information regarding operational performance.
We exclude stock-based compensation expense, which is a non-cash expense, from certain of our non-GAAP financial measures because we believe that excluding this item provides meaningful supplemental information regarding operational performance.
The increase in the cost of revenue was primarily due to an increase of $32.6 million of third-party technology services costs, registry expenses, and payment processing fees, an increase of $23.9 million in expenses related to operating in co-location facilities and network and bandwidth costs for operating our global network for our expanded customer base, as well as increased capacity to support our growth, an increase of $15.4 86 Table of contents million in employee-related costs, and an increase of $2.1 million in purchases of computer equipment and supplies.
The increase in the cost of revenue was primarily due to an increase of $59.2 million of third-party technology services costs, an increase of $54.1 million in expenses related to operating in co-location facilities and network and bandwidth costs for operating our global network for our expanded customer base, as well 87 Table of contents as increased capacity to support our growth, an increase of $45.2 million in depreciation expense due to an increase in server acquisitions and deployments, and an increase of $9.1 million in employee-related costs.
Net cash provided by operating activities during the year ended December 31, 2023 was $254.4 million, which resulted from a net loss of $183.9 million, adjusted for non-cash charges of $543.1 million and net cash outflow of 90 Table of contents $104.7 million from changes in operating assets and liabilities.
Net cash provided by operating activities during the year ended December 31, 2024 was $380.4 million, which resulted from a net loss of $78.8 million, adjusted for non-cash charges of $568.2 million and net cash outflow of $108.9 million from changes in operating assets and liabilities.
An entity is defined as a company, a government institution, a non-profit organization, or a distinct business unit of a large company. An active contract is defined as a customer relationship for which we have provided services during the quarter. The number of paying customers was 237,714, 189,791, and 162,086 as of December 31, 2024, 2023, and 2022, respectively.
An entity is defined as a company, a government institution, a non-profit organization, or a distinct business unit of a large company. An active contract is defined as a customer relationship for which we have provided services during the quarter.
Arrangements with customers generally do not provide the customer with the right to take possession at any time of our software operating our global network. Instead, customers are granted continuous access to our network and products over the contractual period. A time-elapsed output method is used to measure progress because we transfer control evenly over the contractual period.
Instead, customers are granted continuous access to our network and products over the contractual period. A time-elapsed output method is used to measure progress because we transfer control evenly over the contractual period.
Non-Operating Income (Expense) 87 Table of contents Interest Income Year Ended December 31, Change 2024 2023 $ % (dollars in thousands) Interest income $ 87,426 $ 68,167 $ 19,259 28 % Interest income increased by $19.3 million, or 28%, for the year ended December 31, 2024 compared to the year ended December 31, 2023.
Non-Operating Income (Expense) 88 Table of contents Interest Income Year Ended December 31, Change 2025 2024 $ % (dollars in thousands) Interest income $ 131,219 $ 87,426 $ 43,793 50 % Interest income increased by $43.8 million, or 50%, for the year ended December 31, 2025 compared to the year ended December 31, 2024.
We believe that we will achieve these objectives by continuing to focus on customer loyalty and adding additional products and functionality to our network. Our dollar-based net retention rate is a key way we measure our performance in these areas. Dollar-based net retention measures our ability to retain and expand recurring revenue from existing customers.
Dollar-Based Net Retention Rate Our ability to maintain long-term revenue growth and achieve profitability is dependent on our ability to retain and grow revenue generated from our existing paying customers. We believe that we will achieve these objectives by continuing to focus on customer loyalty and adding additional products and functionality to our network.
The increase was primarily driven by $64.3 million in increased employee-related costs due to a 25% increase in headcount in our research and development organization, including an increase of $15.4 million in stock-based compensation expense, and an increase of $4.5 million in subscription expenses, partially offset by increased capitalized internal-use software development costs of $11.1 million.
The increase was primarily driven by $79.8 million in increased employee-related costs due to a 22% increase in headcount in our research and development organization, including an increase of $11.4 million in stock-based compensation expense, and an increase of $4.3 million in allocated overhead costs.
Operating Expenses Sales and Marketing Year Ended December 31, Change 2024 2023 $ % (dollars in thousands) Sales and marketing $ 745,791 $ 599,117 $ 146,674 24 % Sales and marketing expenses increased by $146.7 million, or 24%, for the year ended December 31, 2024 compared to the year ended December 31, 2023.
Operating Expenses Sales and Marketing Year Ended December 31, Change 2025 2024 $ % (dollars in thousands) Sales and marketing $ 920,817 $ 745,791 $ 175,026 23 % Sales and marketing expenses increased by $175.0 million, or 23%, for the year ended December 31, 2025 compared to the year ended December 31, 2024.
To measure Annualized Revenue at the end of a quarter, we take the sum of revenue for each customer in the quarter and multiply that amount by four. For example, if we signed a new customer that generated $1,800 of revenue in a quarter, that customer would account for $7,200 of Annualized Revenue for that year.
For example, if we signed a new customer that generated $1,800 of revenue in a quarter, that customer would account for $7,200 of Annualized Revenue for that year.
Research and Development Year Ended December 31, Change 2024 2023 $ % (dollars in thousands) Research and development $ 421,374 $ 358,143 $ 63,231 18 % Research and development expenses increased by $63.2 million, or 18%, for the year ended December 31, 2024 compared to the year ended December 31, 2023.
Research and Development Year Ended December 31, Change 2025 2024 $ % (dollars in thousands) Research and development $ 512,489 $ 421,374 $ 91,115 22 % Research and development expenses increased by $91.1 million, or 22%, for the year ended December 31, 2025 compared to the year ended December 31, 2024.
General and Administrative Year Ended December 31, Change 2024 2023 $ % (dollars in thousands) General and administrative $ 278,520 $ 217,965 $ 60,555 28 % General and administrative expenses increased by $60.6 million, or 28%, for the year ended December 31, 2024 compared to the year ended December 31, 2023.
General and Administrative Year Ended December 31, Change 2025 2024 $ % (dollars in thousands) General and administrative $ 389,311 $ 278,520 $ 110,791 40 % General and administrative expenses increased by $110.8 million, or 40%, for the year ended December 31, 2025 compared to the year ended December 31, 2024.
These effects could include, among others, reduction or increased delays in purchasing decisions by existing and potential new paying customers, additional lengthening of the sales cycle for some of our existing and potential new paying customers, potential customer requests for concessions (including in terms of payment amounts and/or timing and earlier or additional termination rights), potential losses of paying customers as a result of economic distress or bankruptcy (particularly among our small and medium paying customer base), potential reductions in new non-U.S. customers and expansion of sales to existing non-U.S. paying customers as a result of our products, which are substantially all sold in U.S. dollars, becoming relatively more expensive for such customers due to the higher value of the U.S. dollar relative to other currencies, and increased costs for employee compensation and equipment purchases resulting from continued inflationary cost pressures. 77 Table of contents For further discussion of the challenges and risks we confront related to macroeconomic conditions and geopolitical tension around the world, please refer to Part I, Item 1A “Risk Factors” of this Annual Report on Form 10-K. 78 Table of contents Financial Measures and Key Business Metrics We review a number of financial and operating metrics, including the following non-GAAP financial measures and key metrics to evaluate our business, measure our performance, identify trends affecting our business, formulate business plans, and make strategic decisions.
These effects could include, among others, reduction or increased delays in purchasing decisions by existing and potential new paying customers, additional lengthening of the sales cycle for some of our existing and potential new paying customers, potential customer requests for concessions (including in terms of payment amounts and/or timing and earlier or additional termination rights), potential losses of paying customers as a result of economic distress or bankruptcy (particularly among our small and medium paying customer base), potential reductions in new non-U.S. customers and expansion of sales to existing non-U.S. paying customers as a result of our products, which are substantially all sold in U.S. dollars, becoming relatively more expensive for such customers due to the higher value of the U.S. dollar relative to certain other currencies, and increased costs for employee compensation and equipment purchases resulting from continued inflationary cost pressures.
Cost of Revenue and Gross Margin Year Ended December 31, Change 2024 2023 $ % (dollars in thousands) Cost of revenue $ 378,702 $ 307,005 $ 71,697 23 % Gross margin 77 % 76 % Cost of revenue increased by $71.7 million, or 23%, for the year ended December 31, 2024 compared to the year ended December 31, 2023.
Cost of Revenue and Gross Margin Year Ended December 31, Change 2025 2024 $ % (dollars in thousands) Cost of revenue $ 552,525 $ 378,702 $ 173,823 46 % Gross margin 75 % 77 % Cost of revenue increased by $173.8 million, or 46%, for the year ended December 31, 2025 compared to the year ended December 31, 2024.
Our dollar-based net retention excludes the benefit of free customers that upgrade to a paid subscription between the prior and current periods, even though this is an important source of incremental growth. We believe this provides a more meaningful representation of our ability to add incremental business from existing paying customers as they renew and expand their contracts.
Our dollar-based net retention rate excludes professional services and the benefit of free customers that upgrade to a paid subscription between the prior and current periods, even though this is an important source of incremental growth.
Net cash used in investing activities during the year ended December 31, 2023 of $186.2 million resulted primarily from the purchases of available-for-sale securities of $1,877.5 million, capital expenditures of $114.4 million, capitalization of internal-use software development costs of $20.5 million, and cash paid for asset acquisitions of $6.1 million.
Investing Activities Net cash used in investing activities during the year ended December 31, 2025 of $1,806.7 million resulted primarily from the purchases of available-for-sale securities of $3,537.1 million, capital expenditures of $315.6 million, cash paid for asset acquisitions and business combinations, net of cash acquired of $50.9 million, and capitalization of internal-use software development costs of $26.9 million, which were partially offset by maturities of available-for-sale securities of $2,122.0 million.
The increase was primarily driven by $48.9 million in increased employee-related costs due to a 21% increase in headcount in our general and administrative organization, including an increase of $33.1 million in stock-based compensation expense. The remainder of the increase was primarily due to an increase of $6.1 million in professional fees for third-party accounting, consulting, and legal services.
The increase was primarily driven by $86.8 million in increased employee-related costs due to a 10% increase in headcount in our general and administrative organization, including an increase of $66.0 million in stock-based compensation expense.
Recent Accounting Pronouncements Refer to Note 2 to the consolidated financial statements in Part II, Item 8 of this Annual Report on Form 10-K for more information regarding recently adopted accounting pronouncements.
Recent Accounting Pronouncements Refer to Note 2 to the consolidated financial statements in Part II, Item 8 of this Annual Report on Form 10-K for more information regarding recently adopted accounting pronouncements. 92 Table of contents Recently Issued Accounting Pronouncements Not Yet Effective In November 2024, the FASB issued ASU 2024-03, Income Statement—Reporting Comprehensive Income—Expense Disaggregation Disclosures (Subtopic 220-40), Disaggregation of Income Statement Expenses.
In August 2021, we issued $1,293.8 million aggregate principal amount of the 2026 Notes in a private offering to qualified institutional buyers pursuant to Rule 144A promulgated under the Securities Act, from which we received total proceeds, net of initial purchaser discounts and commissions and debt issuance costs of $1,274.0 million.
In August 2021, we issued $1,293.8 million aggregate principal amount of the 2026 Notes, from which we received net proceeds of $1,274.0 million.
As of December 31, 2024, no loans were outstanding under the Revolving Credit Facility. Letters of credit issued under the credit agreement were not material as of December 31, 2024. As of December 31, 2024, we had cash and cash equivalents of $147.7 million, including $14.3 million held by our foreign subsidiaries.
As of December 31, 2025, no loans were outstanding under the Revolving Credit Facility. Letters of credit issued under the credit agreement were not material as of December 31, 2025.
The increase was primarily driven by larger unrealized gain due to changes in foreign currency exchange rates relative to the U.S. dollar compared to prior periods. 88 Table of contents Provision for Income Taxes Year Ended December 31, Change 2024 2023 $ % (dollars in thousands) Provision for income taxes $ 7,929 $ 6,087 $ 1,842 30 % We recorded an income tax expense of $7.9 million during the year ended December 31, 2024 as compared to an income tax expense of $6.1 million for the year ended December 31, 2023.
Provision for Income Taxes Year Ended December 31, Change 2025 2024 $ % (dollars in thousands) Provision for income taxes $ 9,561 $ 7,929 $ 1,632 21 % We recorded an income tax expense of $9.6 million during the year ended December 31, 2025 as compared to an income tax expense of $7.9 million for the year ended December 31, 2024.
The amendment in the ASU is intended to enhance the transparency and decision usefulness of income tax disclosures. The ASU is effective for annual periods beginning after December 15, 2024. We are currently evaluating the impact of the new standard.
The ASU is effective for annual reporting periods beginning after December 15, 2027, and for interim reporting periods within those annual reporting periods, with early adoption permitted. We are currently evaluating the impact of the new standard.
Paying Customers (> $100,000 Annualized Revenue) While we continue to grow customers across all sizes, over time, our large customers have contributed an increasing share of our revenue. We view the number of customers with Annualized Revenue greater than $100,000 as indicative of our penetration within large enterprise accounts.
The number of paying customers was 332,466, 237,714, and 189,791 for the three months ended December 31, 2025, 2024, and 2023, respectively. Paying Customers (> $100,000 Annualized Revenue) While we continue to grow customers across all sizes, over time, our large customers have contributed an increasing share of our revenue.
Our Annualized Revenue 81 Table of contents metric also includes any usage charges by a customer during a period, which represents a small portion of our total revenue and may not be recurring. As a result, Annualized Revenue may be higher than actual revenue over the course of the year.
Our Annualized Revenue metric also includes any usage charges by a customer during a period. As a result, Annualized Revenue may be higher than actual revenue over the course of the year. The number of paying customers with Annualized Revenue greater than $100,000 was 4,298, 3,497, and 2,756 for the three months ended December 31, 2025, 2024, and 2023, respectively.
Our dollar-based net retention rates for the three months ended December 31, 2024, 2023, and 2022 were 111%, 115%, and 122%, respectively. Components of Our Results of Operations Revenue We generate revenue primarily from sales to our customers of subscriptions to access our network and products, together with related support services.
Components of Our Results of Operations Revenue We generate revenue primarily from sales to our customers of subscriptions to access our network and products, together with related support services. Arrangements with customers generally do not provide the customer with the right to take possession at any time of our software operating our global network.