Biggest changeThe difference between the effective tax rate in 2021 of 13% and the federal statutory income tax rate of 21% was primarily due deductible stock-based compensation, federal research and development credit, and a decrease in transfer pricing reserve due to expiration of statute of limitation, partially offset by Section 162(m) limitation and state taxes.
Biggest changeTotal Other Income (Expense), net Year Ended December 31, 2023 2022 $ Change % Change (dollars in thousands) Total other income (expense), net $ (359) $ (5,267) $ 4,908 (93) % Total other income (expense), net increased for the year ended December 31, 2023, compared to the prior year period, primarily driven by impairment of our equity investment in 2022. 51 Table of Contents Provision for Income Taxes Year Ended December 31, 2023 2022 $ Change % Change (dollars in thousands) Provision for income taxes $ 1,624 $ 8,762 $ (7,138) (81) % The difference between the effective tax rate in 2023 of 15% and the federal statutory income tax rate of 21% was primarily due to federal research and development credit and foreign derived intangible income (FDII) deduction partially offset by state taxes, stock-based compensation, and Section 162(m) limitation.
We believe that this non-GAAP financial measure is useful to investors for period to period comparisons of our business and in understanding and evaluating our operating results for the following reasons: • Adjusted EBITDA is widely used by investors and securities analysts to measure a company’s operating performance without regard to items such as stock-based compensation expense, depreciation and amortization, interest expense, provision for income taxes, and certain one-time items such as impairments of long-lived assets, that can vary substantially from company to company depending upon their financing, capital structures and the method by which assets were acquired; • Our management uses Adjusted EBITDA in conjunction with GAAP financial measures for planning purposes, including the preparation of our annual operating budget, as a measure of operating performance and the effectiveness of our business strategies and in communications with our board of directors concerning our financial performance; and 49 Table of Contents • Adjusted EBITDA provides consistency and comparability with our past financial performance, facilitates period-to-period comparisons of operations, and also facilitates comparisons with other peer companies, many of which use similar non-GAAP financial measures to supplement their GAAP results.
We believe that this non-GAAP financial measure is useful to investors for period to period comparisons of our business and in understanding and evaluating our operating results for the following reasons: • Adjusted EBITDA is widely used by investors and securities analysts to measure a company’s operating performance without regard to items such as stock-based compensation expense, depreciation and amortization, interest expense, provision for income taxes, and certain one-time items such as impairments of long-lived assets, that can vary substantially from company to company depending upon their financing, capital structures and the method by which assets were acquired; 52 Table of Contents • Our management uses Adjusted EBITDA in conjunction with GAAP financial measures for planning purposes, including the preparation of our annual operating budget, as a measure of operating performance and the effectiveness of our business strategies and in communications with our board of directors concerning our financial performance; and • Adjusted EBITDA provides consistency and comparability with our past financial performance, facilitates period-to-period comparisons of operations, and also facilitates comparisons with other peer companies, many of which use similar non-GAAP financial measures to supplement their GAAP results.
We may also up-sell additional products to publisher customers including our header bidding management, identity, and audience solutions. We automate workflow processes whenever feasible to drive predictable and value-added outcomes for our customers and increase productivity of our organization.
We may also sell additional products to publisher customers including our header bidding management, identity, and audience solutions. We automate workflow processes whenever feasible to drive predictable and value-added outcomes for our customers and increase productivity of our organization.
Financing Activities For the year ended December 31, 2022, net cash provided by financing activities of $4.0 million was primarily due to $1.2 million proceeds from stock option exercises and $3.0 million proceeds from the employee stock purchase plan.
For the year ended December 31, 2022, net cash provided by financing activities of $4.0 million was primarily due to $1.2 million in proceeds from stock option exercises and $3.0 million in proceeds from the employee stock purchase plan.
Borrowings under the Revolving Credit Facility accrues interest at rates equal, at our election, to (i) the adjusted term secured overnight financing rate (“SOFR”), which is defined as (a) the applicable term SOFR plus (b) a term SOFR adjustment equal to 0.20% per annum, plus the applicable margin for such loans, or (ii) the alternate base rate (“ABR”), which is defined as the highest of (a) the prime rate in effect from time to time, (b) the federal funds effective rate in effect from time to time plus 0.50%, and (c) the adjusted term SOFR for a one (1) month tenor in effect from time to time plus 1.0%, plus the applicable margin for such loans.
Borrowings under the Revolving Credit Facility accrue interest at rates equal, at our election, to (i) the adjusted term secured overnight financing rate (“SOFR”), which is defined as (a) the applicable term SOFR plus (b) a term SOFR adjustment equal to 0.20% per annum, plus the applicable margin for such loans, or (ii) the alternate base rate (“ABR”), which is defined as the highest of (a) the prime rate in effect from time to time, (b) the federal funds effective rate in effect from time to time plus 0.50%, and (c) the adjusted term SOFR for a one (1) month tenor in effect from time to time plus 1.0%, plus the applicable margin for such loans.
Valuable ad impressions are transparent and data rich, viewable by humans, and verifiable. Each ad impression we auction consists of 493 independent data parameters, which can yield valuable insights if recorded and analyzed properly. This processing of voluminous data for each ad impression must occur in less than half a second as consumers expect a seamless digital ad experience.
Valuable ad impressions are transparent and data rich, viewable by humans, and verifiable. Each ad impression we auction consists of 573 independent data parameters, which can yield valuable insights if recorded and analyzed properly. This processing of voluminous data for each ad impression must occur in less than half a second as consumers expect a seamless digital ad experience.
Our income tax provision may be significantly affected by changes to our estimates for tax in jurisdictions in which we operate and other estimates utilized in determining the global effective tax rate. Actual results may also differ from our estimates based on changes in economic conditions. Such changes could have a substantial impact on the income tax provision.
Income Taxes Our income tax provision may be significantly affected by changes to our estimates for tax in jurisdictions in which we operate and other estimates utilized in determining the global effective tax rate. Actual results may also differ from our estimate based on changes in economic conditions. Such changes could have a substantial impact on the income tax provision.
For purposes of our publisher count, we aggregate multiple business accounts from separate divisions, segments or subsidiaries into a single “master” publisher based on our assessment of the related nature of the group. In addition, in 2022 we completed a number of SPO initiatives which increased buyer spend on our platform.
For purposes of our publisher count, we aggregate multiple business accounts from separate divisions, segments or subsidiaries into a single “master” publisher based on our assessment of the related nature of the group. In addition, in 2023 we completed a number of SPO initiatives which increased buyer spend on our platform.
For discussion on comparison of the fiscal years ended December 31, 2021 and December 31, 2020, please refer to Part II, Item 7, “Management's Discussion and Analysis of Financial Condition and Results of Operations” in our Annual Report on Form 10-K for the fiscal year ended December 31, 2021.
For discussion on comparison of the fiscal years ended December 31, 2022 and December 31, 2021, please refer to Part II, Item 7, “Management's Discussion and Analysis of Financial Condition and Results of Operations” in our Annual Report on Form 10-K for the fiscal year ended December 31, 2022.
Investing Activities Our investing activities primarily included acquisition of Martin, investments in marketable securities, purchases of equipment as we expanded the infrastructure in our third-party data centers, and capitalized internal-use software costs in support of enhancing our platform.
Investing Activities Our investing activities primarily included investments in marketable securities, purchases of equipment as we expanded the infrastructure in our third-party data centers, and capitalized internal-use software costs in support of enhancing our platform.
Recent Accounting Pronouncements See Note 2 to our consolidated financial statements included in Part II, Item 8 of this Form 10-K, for recently issued accounting pronouncements not yet adopted. 58 Table of Contents
Recent Accounting Pronouncements See Note 2 to our consolidated financial statements included in Part II, Item 8 of this Form 10-K, for recently issued accounting pronouncements not yet adopted. 57 Table of Contents
Our revenue recognition policies are discussed in more detail under “Critical Accounting Policies and Estimates.” Cost of Revenue Cost of revenue consists of data center co-location costs, depreciation expense related to hardware supporting our platform, amortization expense related to capitalized internal use software development costs, personnel costs, and allocated facilities costs.
Our revenue recognition policies are discussed in more detail under “Critical Accounting Policies and Estimates.” 47 Table of Contents Cost of Revenue Cost of revenue consists of data center co-location costs, depreciation expense related to hardware supporting our platform, amortization expense related to capitalized internal use software development costs, personnel costs, and allocated facilities costs.
We expect revenue to continue to increase in 2023, with mobile and omnichannel video, which is the combination of short form video and OTT/CTV, as our primary growth drivers.
We expect revenue to continue to increase in 2024, with mobile and omnichannel video, which is the combination of short form video and OTT/CTV, as our primary growth drivers.
Actual results may also differ from our estimate based on changes in economic conditions. Such changes could have a substantial impact on the income tax provision. We evaluate the judgments surrounding our estimates and make adjustments, as appropriate, each reporting period.
Actual results may also differ from our estimates based on changes in economic conditions. Such changes could have a substantial impact on the income tax provision. We reevaluate the judgments surrounding our estimates and make adjustments, as appropriate, each reporting period.
Therefore, we consider these to be our critical accounting policies and estimates. Revenue Recognition We refer to our publishers, app developers, and channel partners collectively as our publishers. We generate revenue through the monetization of publisher ad impressions processed on our platform.
Therefore, we consider these to be our critical accounting policies and estimates. 55 Table of Contents Revenue Recognition We refer to our publishers, app developers, and channel partners collectively as our publishers. We generate revenue through the monetization of publisher ad impressions processed on our platform.
We expect sales and marketing expenses to increase in 2023 compared to 2022 in absolute dollars primarily due to additional headcount investment and marketing programs.
We expect sales and marketing expenses to increase in 2024 compared to 2023 in absolute dollars primarily due to additional headcount investment and marketing programs.
We expect general and administrative expenses to increase in 2023 compared to 2022 in absolute dollars primarily due to increases in expenses relating to our personnel.
We expect general and administrative expenses to increase in 2024 compared to 2023 in absolute dollars primarily due to increases in expenses relating to our personnel.
As of December 31, 2022, we had $4.3 million of long-term income tax liabilities, including interest, related to uncertain tax positions. Because of the high degree of uncertainty regarding the settlement of these liabilities, we are unable to estimate the years in which future cash outflows may occur.
As of December 31, 2023, we had $4.5 million of long-term income tax liabilities, including interest, related to uncertain tax positions. Because of the high degree of uncertainty regarding the settlement of these liabilities, we are unable to estimate the years in which future cash outflows may occur.
Personnel costs include salaries, bonuses, stock-based compensation, and employee benefit costs, and are primarily attributable to our cloud operations group, which maintains our servers, and our client operations group, which is responsible for the integration of new publishers and buyers and providing customer support for existing customers.
Personnel costs include salaries, bonuses, stock-based compensation, and employee benefit costs, and are primarily attributable to our cloud operations group, which maintains our servers, and our client operations group, which is responsible for the integration of new publishers and buyers and providing customer support for existing customers. Operating Expenses Technology and Development.
Our gross margin of 68% in 2022 decreased compared to 2021 of 74% due to increases in depreciation and amortization expense from significant data center capacity expansion, as well as an increase in hosting expenses as a result of an increase in volume of impressions.
Our gross margin of 63% in 2023 decreased compared to 2022 of 68% due to increases in depreciation and amortization expense from significant data center capacity expansion, as well as an increase in hosting expenses as a result of an increase in volume of impressions.
We report revenue on a net basis. This represents gross billings to buyers, net of amounts we pay publishers. We record our accounts receivable at the amount of gross billings to buyers, net of allowances, for the amounts we are responsible to collect, and we record our accounts payable at the net amount payable to publishers.
This represents gross billings to buyers, net of amounts we pay publishers. We record our accounts receivable at the amount of gross billings to buyers, net of allowances, for the amounts we are responsible to collect, and we record our accounts payable at the net amount payable to publishers.
As of December 31, 2022, the applicable interest rate under the Revolving Credit Facility was 6.55%. We had no amounts outstanding under the Revolving Credit Facility as of December 31, 2022. The Credit Agreement contains customary representations and warranties as well as customary affirmative and negative covenants.
As of December 31, 2023, the applicable interest rate under the Revolving Credit Facility was 9.50%. We had no amounts outstanding under the Revolving Credit Facility as of December 31, 2023. The Credit Agreement contains customary representations and warranties as well as customary affirmative and negative covenants.
Cost of revenue increased $23.2 million, primarily due to a $7.4 million increase in depreciation of data center equipment, a $2.6 million increase in amortization of internal use software, a $7.1 million increase in data centers expansion and upgrades, a $1.6 million increase in personnel costs as headcount increased by 15% in order to support our growing business, a $3.4 million increase in IT support expenses, a $0.6 million increase in professional services to support growth, and a $0.5 million increase in amortization for acquisition-related intangible assets.
Cost of revenue increased $17.7 million, primarily due to a $4.0 million increase in depreciation of data center equipment, a $3.8 million increase in amortization of internal use software, a $6.2 million increase in data centers expansion and upgrades, a $2.0 million increase in personnel costs as headcount increased by 12% in order to support our growing business, and a $1.1 million increase in amortization for acquisition-related intangible assets.
Our net dollar-based retention rate was 108% for the year ended December 31, 2022, and 149% for the year ended December 31, 2021.
Our net dollar-based retention rate was 101% for the year ended December 31, 2023, and 108% for the year ended December 31, 2022.
The following table presents a reconciliation of Adjusted EBITDA to net income for each of the periods indicated: Year Ended December 31, 2022 2021 2020 (in thousands) Net income $ 28,705 $ 56,604 $ 26,613 Add back (deduct): Stock-based compensation 20,646 14,107 3,563 Depreciation and amortization 34,249 23,073 15,743 Unrealized (gain), loss and impairment of equity investment 5,948 (5,433) — Interest income (2,214) (300) (537) Acquisition-related and other expenses (1) 1,882 — — Provision for income taxes 8,762 8,199 4,967 Adjusted EBITDA $ 97,978 $ 96,250 $ 50,349 _______________ (1) We exclude acquisition-related and other expenses incurred in connection with our acquisition of Martin from Adjusted EBITDA because we do not believe such expenses are reflective of our ongoing core operations.
The following table presents a reconciliation of Adjusted EBITDA to net income for each of the periods indicated: Year Ended December 31, 2023 2022 2021 (in thousands) Net income $ 8,881 $ 28,705 $ 56,604 Add back (deduct): Stock-based compensation 28,862 20,646 14,107 Depreciation and amortization 44,770 34,249 23,073 Unrealized (gain), loss and impairment of equity investment — 5,948 (5,433) Interest income (8,828) (2,214) (300) Acquisition-related and other expenses (1) — 918 — Provision for income taxes 1,624 8,762 8,199 Adjusted EBITDA $ 75,309 $ 97,014 $ 96,250 _______________ (1) We exclude acquisition-related and other expenses incurred in connection with our acquisition of Martin from Adjusted EBITDA because we do not believe such expenses are reflective of our ongoing core operations.
Overall, our cost of revenue per impression processed in 2022 declined by 19% compared to 2021.
Overall, our cost of revenue per impression processed in 2023 declined by 8% compared to 2022.
We estimate and record reductions to revenue for volume discounts based on expected volumes during the incentive term The determination as to whether revenue should be reported gross of amounts billed to buyers (gross basis) or net of payments to publishers (net basis) requires significant judgment, and is based on our assessment of whether we are acting as the principal or an agent in the transaction.
The determination as to whether revenue should be reported gross of amounts billed to buyers (gross basis) or net of payments to publishers (net basis) requires significant judgment, and is based on our assessment of whether we are acting as the principal or an agent in the transaction.
On October 17, 2022, we entered into a Senior Secured Credit Facilities Credit Agreement (the “Credit Agreement”) with the several lenders parties thereto, and Silicon Valley Bank, as administrative agent, lead arranger, issuing lender, and swingline lender.
As a result, this amount is not included in the contractual obligations table above. Credit Facilities On October 17, 2022, we entered into a Senior Secured Credit Facilities Credit Agreement (the “Credit Agreement”) with the several lenders parties thereto, and Silicon Valley Bank, as administrative agent, lead arranger, issuing lender, and swingline lender.
We believe that investment gains and losses, whether realized from dispositions or unrealized from changes in market prices of equity securities, are generally meaningless in understanding our reported results or evaluating the economic performance of our businesses.
We believe that investment gains and losses, whether realized from dispositions or unrealized from changes in market prices of equity securities, are generally meaningless in understanding our reported results or evaluating the economic performance of our businesses. These gains and losses have caused and will continue to cause significant volatility in our periodic earnings.
Technology and Development Year Ended December 31, 2022 2021 $ Change % Change (dollars in thousands) Technology and development $ 20,846 $ 15,885 $ 4,961 31 % Percent of revenue 8 % 7 % The increase in technology and development costs was primarily due to an increase of $6.6 million in personnel costs associated with a headcount increase by 39% and higher stock-based compensation costs, an increase of $1.9 million in facilities costs associated with new offices, offset by a $4.2 million increase in the capitalization of internal use software.
Technology and Development Year Ended December 31, 2023 2022 $ Change % Change (dollars in thousands) Technology and development $ 26,727 $ 20,846 $ 5,881 28 % Percent of revenue 10 % 8 % The increase in technology and development costs was primarily due to an increase of $11.1 million in personnel costs associated with a headcount increase by 11% and higher stock-based compensation costs, an increase of $1.0 million in facilities costs associated with new offices, offset by a $6.7 million increase in the capitalization of internal use software.
For discussion on operating, investing, and financing activities of the fiscal year ended December 31, 2020, see the Liquidity and Capital Resources section disclosed in “Management’s Discussion and Analysis of Financial Condition and Results of Operations” of our Annual Report on Form 10-K, which was filed with the SEC on March 26, 2021 and hereby incorporated by reference herein and considered part of this Annual Report on Form 10-K only to the extent referenced. 55 Table of Contents Contractual Obligations and Future Cash Requirements Our principal contractual obligations consist of non-cancelable leases for our various facilities.
For discussion on operating, investing, and financing activities of the fiscal year ended December 31, 2021, see the Liquidity and Capital Resources section disclosed in “Management’s Discussion and Analysis of Financial Condition and Results of Operations” of our Annual Report on Form 10-K, which was filed with the SEC on March 1, 2022 and hereby incorporated by reference herein and considered part of this Annual Report on Form 10-K only to the extent referenced.
Year Ended December 31, 2022 2021 2020 Consolidated Statements of Operations: Revenue $ 256,380 $ 226,908 $ 148,748 Cost of revenue (1) 81,512 58,313 41,186 Gross profit 174,868 168,595 107,562 Operating expenses (1) : Technology and development 20,846 15,885 12,250 Sales and marketing 68,562 58,160 43,297 General and administrative 44,940 35,761 20,260 Total operating expenses 134,348 109,806 75,807 Operating income 40,520 58,789 31,755 Total other income (expense), net (3,053) 6,014 (175) Income before provision for income taxes 37,467 64,803 31,580 Provision for income taxes 8,762 8,199 4,967 Net income $ 28,705 $ 56,604 $ 26,613 _______________ (1) Amounts include stock-based compensation expense before tax benefit as follows: Year Ended December 31, 2022 2021 2020 (in thousands) Cost of revenue $ 1,135 $ 825 $ 86 Technology and development 3,225 2,232 599 Sales and marketing 7,645 5,176 1,101 General and administrative 8,641 5,874 1,777 Total stock-based compensation expense $ 20,646 $ 14,107 $ 3,563 Year Ended December 31, 2022 2021 2020 (as percentage of revenue) Revenue 100 % 100 % 100 % Cost of revenue 32 26 28 Gross profit 68 74 72 Operating expenses: Technology and development 8 7 8 Sales and marketing 27 26 29 General and administrative 17 16 14 Total operating expenses 52 49 51 Operating income 16 25 21 Total other income (expense), net (2) 4 — Income before provision for income taxes 14 29 21 Provision for income taxes 3 4 3 Net income 11 % 25 % 18 % 51 Table of Contents Comparison of the Years Ended December 31, 2022 and 2021 Revenue, Cost of Revenue and Gross Profit Year Ended December 31, 2022 2021 $ Change % Change (dollars in thousands) Revenue $ 256,380 $ 226,908 $ 29,472 13 % Cost of revenue 81,512 58,313 23,199 40 % Gross profit $ 174,868 $ 168,595 $ 6,273 4 % Gross profit margin 68 % 74 % Revenue increased $29.5 million, or 13%, in 2022 driven by growth in impressions processed on our platform from both existing and new publishers.
Year Ended December 31, 2023 2022 2021 Consolidated Statements of Operations: Revenue $ 267,014 $ 256,380 $ 226,908 Cost of revenue (1) 99,229 81,512 58,313 Gross profit 167,785 174,868 168,595 Operating expenses (1) : Technology and development 26,727 20,846 15,885 Sales and marketing 82,803 68,562 58,160 General and administrative 56,219 44,940 35,761 Total operating expenses 165,749 134,348 109,806 Operating income 2,036 40,520 58,789 Total other income (expense), net 8,469 (3,053) 6,014 Income before income taxes 10,505 37,467 64,803 Provision for income taxes 1,624 8,762 8,199 Net income $ 8,881 $ 28,705 $ 56,604 _______________ (1) Amounts include stock-based compensation expense before tax benefit as follows: Year Ended December 31, 2023 2022 2021 (in thousands) Cost of revenue $ 1,472 $ 1,135 $ 825 Technology and development 4,346 3,225 2,232 Sales and marketing 10,462 7,645 5,176 General and administrative 12,582 8,641 5,874 Total stock-based compensation expense $ 28,862 $ 20,646 $ 14,107 Year Ended December 31, 2023 2022 2021 (as percentage of revenue) Revenue 100 % 100 % 100 % Cost of revenue 37 32 26 Gross profit 63 68 74 Operating expenses: Technology and development 10 8 7 Sales and marketing 31 27 26 General and administrative 21 17 16 Total operating expenses 62 52 49 Operating income 1 16 25 Total other income (expense), net 3 (2) 4 Income before income taxes 4 14 29 Provision for income taxes 1 3 4 Net income 3 % 11 % 25 % 49 Table of Contents Comparison of the Years Ended December 31, 2023 and 2022 Revenue, Cost of Revenue and Gross Profit Year Ended December 31, 2023 2022 $ Change % Change (dollars in thousands) Revenue $ 267,014 $ 256,380 $ 10,634 4 % Cost of revenue 99,229 81,512 17,717 22 % Gross profit $ 167,785 $ 174,868 $ (7,083) (4) % Gross profit margin 63 % 68 % Revenue increased $10.6 million, or 4%, in 2023 driven by growth in impressions processed on our platform from both existing and new publishers.
As of December 31, 2022, we had retained earnings of $128.0 million. 53 Table of Contents We believe our existing cash, cash equivalents, marketable securities and anticipated net cash provided by operating activities, together with available borrowings under our credit facility, will be sufficient to meet our working capital requirements for at least the next 12 months.
We believe our existing cash, cash equivalents, marketable securities and anticipated net cash provided by operating activities, together with available borrowings under our credit facility, will be sufficient to meet our working capital requirements for at least the next 12 months.
Provision for Income Taxes Year Ended December 31, 2022 2021 $ Change % Change (dollars in thousands) Provision for income taxes $ 8,762 $ 8,199 $ 563 7 % The difference between the effective tax rate in 2022 of 23.4% and the federal statutory income tax rate of 21% was primarily due to state taxes, stock-based compensation, and Section 162(m) limitation partially offset by federal research and development credit, and a foreign derived intangible income deduction.
The difference between the effective tax rate in 2022 of 23% and the federal statutory income tax rate of 21% was primarily due to state taxes, stock-based compensation, and Section 162(m) limitation partially offset by federal research and development credit, and a foreign derived intangible income deduction.
Realization of our deferred tax assets is dependent primarily on the generation of future taxable income. In considering the need for a valuation allowance, we consider our historical, as well as future projected, taxable income along with other objectively verifiable evidence.
In considering the need for a valuation allowance, we consider our historical, as well as future projected, taxable income along with other objectively verifiable evidence.
For the year ended December 31, 2021, net cash provided by operating activities of $88.7 million resulted primarily from net income of $56.6 million, adjustments for non-cash expenses of $38.5 million, including $23.1 million for depreciation and amortization, $4.8 million for deferred income taxes and $14.1 million for stock-based compensation, and an increase in accounts receivable of $67.4 million, partially offset by an increase in accounts payable of $68.3 million.
For the year ended December 31, 2023, net cash provided by operating activities of $81.1 million resulted primarily from net income of $8.9 million, adjustments for non-cash expenses of $68.0 million, including $44.8 million for depreciation and amortization, $28.9 million for stock-based compensation, and $13.4 million for deferred income taxes, and an increase in accounts receivable of $75.7 million, partially offset by an increase in accounts payable of $79.7 million.
Events or changes in circumstances which could trigger an impairment review include a significant adverse change in legal factors or in the business climate, an adverse action or assessment by a regulator, unanticipated competition, a loss of key personnel, significant changes in the manner of the Company’s use of the acquired assets, or the strategy for the Company’s overall business, significant negative industry or economic trends, or significant underperformance relative to expected historical or projected future results of operations. 57 Table of Contents Income Taxes Our income tax provision may be significantly affected by changes to our estimates for tax in jurisdictions in which we operate and other estimates utilized in determining the global effective tax rate.
Events or changes in circumstances which could trigger an impairment review include a significant adverse change in legal factors or in the business climate, an adverse action or assessment by a regulator, unanticipated competition, a loss of key personnel, significant changes in the manner of the Company’s use of the acquired assets, or the strategy for the Company’s overall business, significant negative industry or economic trends, or significant underperformance relative to expected historical or projected future results of operations.
We expect the cost of revenue to be higher in 2023 compared to 2022 in absolute dollars primarily due to increases in depreciation and amortization expense from new data center capacity expansion in 2022, as well as increases in hosting expenses primarily driven by higher power pricing.
We expect the cost of revenue to be higher in 2024 compared to 2023 in absolute dollars primarily due to increases in depreciation and amortization expense from data center capacity expansion in 2023, as well as increases in in software, hardware and equipment maintenance to support the data centers.
Accounts receivable are recorded at the amount of gross billings for the amounts we are responsible to collect, and accounts payable are recorded at the net amount payable to publishers.
Accounts receivable are recorded at the amount of gross billings for the amounts we are responsible to collect, and accounts payable are recorded at the net amount payable to publishers. Accordingly, both accounts receivable and accounts payable appear large in relation to revenue reported on a net basis.
We expect technology and development expenses to generally increase in absolute dollars in future periods. Sales and Marketing. Sales and marketing expenses consist of personnel costs, including salaries, bonuses, stock-based compensation, and employee benefits costs, for our employees engaged in sales, sales support, marketing, business development, and customer relationship functions.
We expect sales and marketing expenses to increase in absolute dollars in future periods. General and Administrative . General and administrative expenses consist of personnel costs, including salaries, bonuses, stock-based compensation, and employee benefits costs for our executive, finance, legal, human resources, information technology, and other administrative employees.
Acquisition-related Intangible Assets and Goodwill Acquisition-related intangible assets with finite lives are amortized over their estimated useful lives on a straight-line basis, while goodwill amounts are not amortized. Acquisition-related intangible assets and goodwill are tested for impairment at least annually or more frequently if events or changes in circumstances indicate that the acquisition-related intangible assets or goodwill may be impaired.
Acquisition-related intangible assets and goodwill are tested for impairment at least annually or more frequently if events or changes in circumstances indicate that the acquisition-related intangible assets or goodwill may be impaired.
Overview We are an independent technology company seeking to maximize customer value by delivering digital advertising’s supply chain of the future. Our sell-side platform empowers the world’s leading digital content creators across the open internet to control access to their inventory and increase monetization by enabling marketers to drive ROI and reach addressable audiences across ad formats and devices.
Overview We are an independent technology company seeking to maximize customer value by delivering digital advertising’s supply chain of the future. Our technology platform empowers the world’s leading digital content creators (which we refer to as “publishers”) across the open internet to maximize monetization of their advertising inventory.
Managing Seasonality The global advertising industry experiences seasonal trends that affect the vast majority of participants in the digital advertising ecosystem. Most notably, advertisers have historically spent relatively more in the fourth quarter of the calendar year to coincide with the holiday shopping season, and relatively less in the first quarter.
Most notably, advertisers have historically spent relatively more in the fourth quarter of the calendar year to coincide with the holiday shopping season, and relatively less in the first quarter.
For the year ended December 31, 2021, we used $96.7 million of cash in investing activities, consisting of a net increase in investments of marketable securities of $57.4 million, $30.4 million in purchases of property and equipment (primarily data center infrastructure), and $8.9 million of investments in capitalized internal use software.
For the year ended December 31, 2023, we used $39.0 million of cash in investing activities, consisting of a net increase in investments of marketable securities of $29.6 million, $10.6 million in purchases of property and equipment (primarily data center infrastructure), $17.7 million of investments in capitalized internal use software, offset by an increase from sales of marketable securities prior to maturity of $18.9 million.
Financial Results Overview The table below summarizes the financial highlights of our business: Year Ended December 31, 2022 2021 2020 (in thousands) Revenue $ 256,380 $ 226,908 $ 148,748 Operating income 40,520 58,789 31,755 Net income 28,705 56,604 26,613 Adjusted EBITDA (1) 97,978 96,250 50,349 Net cash provided by operating activities 87,212 88,681 24,330 _______________ (1) For a definition of Adjusted EBITDA, an explanation of our management’s use of this measure, and a reconciliation of Adjusted EBITDA to net income, see “Non-GAAP Financial Measures” below.
See “Risk Factors” for further discussion of the risks related to inflation, rising interest rates, foreign currency fluctuations and public health crises on our business. 45 Table of Contents Financial Results Overview The table below summarizes the financial highlights of our business: Year Ended December 31, 2023 2022 2021 (in thousands) Revenue $ 267,014 $ 256,380 $ 226,908 Operating income 2,036 40,520 58,789 Net income 8,881 28,705 56,604 Adjusted EBITDA (1) 75,309 97,014 96,250 Net cash provided by operating activities 81,121 87,212 88,681 _______________ (1) For a definition of Adjusted EBITDA, an explanation of our management’s use of this measure, and a reconciliation of Adjusted EBITDA to net income, see “Non-GAAP Financial Measures” below.
For additional information, see Note 5, “Loan and Security Agreement and Senior Secured Credit Facilities Agreement” to our consolidated financial statements included elsewhere in this Annual Report on Form 10-K. 54 Table of Contents Cash Flows The following table summarizes our cash flows for the periods presented: Year Ended December 31, 2022 2021 2020 (in thousands) Net cash provided by operating activities $ 87,212 $ 88,681 $ 24,330 Net cash used in investing activities (81,371) (96,723) (29,877) Net cash provided by financing activities 4,036 9,359 52,485 Net increase in cash and cash equivalents $ 9,877 $ 1,317 $ 46,938 Operating Activities Our cash flows from operating activities are primarily influenced by growth in our operations, increases or decreases in collections from our buyers and related payments to our publishers, as well as our investment in personnel to support the anticipated growth of our business.
Cash Flows The following table summarizes our cash flows for the periods presented: Year Ended December 31, 2023 2022 2021 (in thousands) Net cash provided by operating activities $ 81,121 $ 87,212 $ 88,681 Net cash used in investing activities (39,018) (81,371) (96,723) Net cash provided by (used in) financing activities (55,976) 4,036 9,359 Net increase (decrease) in cash and cash equivalents $ (13,873) $ 9,877 $ 1,317 53 Table of Contents Operating Activities Our cash flows from operating activities are primarily influenced by growth in our operations, increases or decreases in collections from our buyers and related payments to our publishers, as well as our investment in personnel to support the anticipated growth of our business.
For the year ended December 31, 2021, net cash provided by financing activities of $9.4 million was primarily due to $5.4 million in proceeds from stock option exercises and $4.8 million in proceeds from the employee stock purchase plan, partially offset by $0.8 million due to payments of issuance costs of Class A common stock in connection with our IPO.
Financing Activities For the year ended December 31, 2023, net cash used in financing activities of $56.0 million was primarily due to $59.3 million in stock repurchases, offset by $1.5 million proceeds from stock option exercises and $1.9 million proceeds from the employee stock purchase plan.
These expenses include costs incurred in the development, implementation and maintenance of internal use software, including platform and related infrastructure. We expense technology and development costs as incurred, except to the extent that such costs are associated with internal use software development that qualifies for capitalization.
We expense technology and development costs as incurred, except to the extent that such costs are associated with internal use software development that qualifies for capitalization. We expect technology and development expenses to generally increase in absolute dollars in future periods. Sales and Marketing.
For additional information regarding stock-based compensation and the assumptions used for determining the fair value of stock options and ESPP awards, refer to Note 2—Basis of Presentation and Summary of Significant Accounting Policies and Note 10—Stockholders’ Equity and Equity Incentive Plans.
For additional information regarding stock-based compensation and the assumptions used for determining the fair value of stock options and ESPP awards, refer to Note 2—Basis of Presentation and Summary of Significant Accounting Policies and Note 10—Stockholders’ Equity and Equity Incentive Plans. 56 Table of Contents Acquisition-related Intangible Assets and Goodwill Acquisition-related intangible assets with finite lives are amortized over their estimated useful lives on a straight-line basis, while goodwill amounts are not amortized.
Our growth in the period ended December 31, 2022 and 2021 was primarily attributable to an increase in the number of ad impressions processed from our publishers, upselling additional products, penetration of header bidding for mobile app and digital video, and increased demand from the growth of our buyer relationships primarily through SPO agreements. 46 Table of Contents We work with DSPs to help them reduce their costs and improve advertiser ROI, which in turn makes us the specialized cloud infrastructure platform of choice for many of our buying partners.
Our revenue growth in the period ended December 31, 2023 and 2022 was primarily attributable to an increase in the number of ad impressions processed from our publishers, upselling additional products, penetration of header bidding for mobile app and digital video, and increased demand from the growth of our buyer relationships primarily through SPO agreements.
Accordingly, both accounts receivable and accounts payable appear large in relation to revenue, which is reported on a net basis.
Accordingly, both accounts receivable and accounts payable appear large in relation to revenue, which is reported on a net basis. The global advertising industry experiences seasonal trends that affect the vast majority of participants in the digital advertising ecosystem.
We reevaluate the judgments surrounding our estimates and make adjustments, as appropriate, each reporting period. Our effective tax rate differs from the U.S. federal statutory income tax rate due to state taxes, foreign tax rate differences, technology and development tax credits, Section 162(m) limitation, and stock-based compensation.
Our effective tax rate differs from the U.S. federal statutory income tax rate due to state taxes, foreign tax rate differences, technology and development tax credits, Section 162(m) limitation, and stock-based compensation. Realization of our deferred tax assets is dependent primarily on the generation of future taxable income.
Key Factors Affecting Our Performance We believe our growth and financial performance are dependent on many factors, including those described below. Growing access to valuable ad impressions Our recent growth has been driven by a variety of factors including increased access to mobile web (display and video) and mobile app (display and video) impressions and desktop video impressions.
We expect to continue to invest in both software and hardware infrastructure to continue growing the number of valuable ad impressions we process on our platform. Our recent growth has been driven by a variety of factors including increased access to mobile web (display and video) and mobile app (display and video) impressions and desktop video impressions.
We generate revenue from publishers primarily through revenue share agreements, generally one-year contracts that renew automatically for successive one-year periods, unless terminated prior to renewal. We primarily work with publishers and app developers who allow us direct access to their ad inventory, as well as select channel partners that meet our quality and scale thresholds.
Key Components of Our Results of Operations Revenue We generate revenue from the use of our platform for the purchase and sale of digital advertising inventory. We primarily work with publishers and app developers who allow us direct access to their ad inventory, as well as select channel partners that meet our quality and scale thresholds.
We recognize revenue when a bid is won and a buyer purchases inventory on our platform.
We recognize revenue when a bid is won and a buyer purchases inventory on our platform. We estimate and record reductions to revenue for volume discounts based on expected volumes during the incentive term.
General and administrative expenses consist of personnel costs, including salaries, bonuses, stock-based compensation, and employee benefits costs for our executive, finance, legal, human resources, information technology, and other administrative employees. General and administrative expenses also include outside consulting, legal and accounting services, allocated facilities costs, and travel and entertainment primarily related to inter-office travel and conferences.
General and administrative expenses also include outside consulting, legal and accounting services, allocated facilities costs, and travel and entertainment primarily related to inter-office travel and conferences.
Sales and Marketing Year Ended December 31, 2022 2021 $ Change % Change (dollars in thousands) Sales and marketing $ 68,562 $ 58,160 $ 10,402 18 % Percent of revenue 27 % 26 % 52 Table of Contents Sales and marketing costs increased primarily due to a $6.0 million increase in personnel costs associated with a headcount increase by 9% and higher stock-based compensation costs, a $0.7 million increase in travel and entertainment expenses, a $0.8 million increase in marketing expenses, and a $2.3 million increase in facilities costs associated with new offices.
We expect technology and development expenses to increase in 2024 compared to 2023 in absolute dollars, primarily due to the additional headcount investment in our key growth opportunities. 50 Table of Contents Sales and Marketing Year Ended December 31, 2023 2022 $ Change % Change (dollars in thousands) Sales and marketing $ 82,803 $ 68,562 $ 14,241 21 % Percent of revenue 31 % 27 % Sales and marketing costs increased primarily due to a $10.7 million increase in personnel costs associated with a headcount increase by 5% and higher stock-based compensation costs, a $2.2 million increase in travel and entertainment expenses, and a $0.7 million increase in amortization for acquisition-related intangible assets.
Accordingly, both accounts receivable and accounts payable appear large in relation to revenue reported on a net basis. 56 Table of Contents Internal Use Software Development Costs We capitalize certain internal use software development costs associated with creating and enhancing internal use software related to our platform and technology infrastructure.
Internal Use Software Development Costs We capitalize certain internal use software development costs associated with creating and enhancing internal use software related to our platform and technology infrastructure.
For the year ended 2022, we served approximately 1,650 publishers worldwide on our platform, compared to approximately 1,450 publishers worldwide for the year ended 2021, including approximately 200 net new publishers in 2022, which represented over 67,000 domains and 25,000 apps in total, compared to approximately 250 new publishers in 2021, which represented approximately 62,000 domains and 35,000 apps in total.
We ended fiscal 2023 with approximately 150 net new publishers in 2023, which represented over 66,000 domains and 29,000 apps in total, compared to approximately 200 new publishers in 2022, which represented approximately 67,000 domains and 25,000 apps in total.
Objectively verifiable evidence includes our realization of tax attributes, assessment of tax credits, and utilization of net operating loss carryforwards during the year.
Objectively verifiable evidence includes our realization of tax attributes, assessment of tax credits, and utilization of net operating loss carryforwards during the year. 48 Table of Contents Results of Operations The following tables set forth our consolidated results of operations data (in thousands) and such data as a percentage of revenue for the periods presented.
We expect seasonality trends to continue, and our ability to manage our resources in anticipation of these trends will affect our operating results. 47 Table of Contents Key Components of Our Results of Operations Revenue We generate revenue from publishers who use our platform.
We expect seasonality trends to continue, thereby resulting in seasonality in our revenues and corresponding accounts receivable and accounts payable balances, and our ability to manage our resources in anticipation of these trends will affect our operating results.
The number of ad impressions processed on our platform was approximately 18.5 trillion, 20.2 trillion, 23.9 trillion, 29.6 trillion, 32.6 trillion, 36.2 trillion, 42.1 trillion and 48.2 trillion, for each of the three months ended March 31, 2021, June 30, 2021, September 30, 2021 and December 31, 2021, March 31, 2022, June 30, 2022, September 30, 2022, and December 31, 2022, respectively. 45 Table of Contents Monetizing ad impressions for publishers and buyers We focus on monetizing digital impressions by coordinating daily over a hundred billion real-time auctions and nearly a trillion bids globally, using our specialized cloud software, machine learning algorithms, and scaled transaction infrastructure.
We have been investing in SPO technology and partnerships for five years and SPO represented approximately 45% of total activity for the year ended December 31, 2023. 46 Table of Contents Monetization Excellence We focus on monetizing digital impressions by coordinating over a hundred billion real-time auctions and nearly a trillion bids globally on a daily basis, using our specialized cloud software, machine learning algorithms, and scaled transaction infrastructure.
We expect cost of revenue to generally increase in absolute dollars in future periods. Operating Expenses Technology and Development. Technology and development expenses consist of personnel costs, including salaries, bonuses, stock-based compensation, and employee benefits costs, allocated facilities costs, and professional services.
Technology and development expenses consist of personnel costs, including salaries, bonuses, stock-based compensation, and employee benefits costs, allocated facilities costs, and professional services. These expenses include costs incurred in the development, implementation and maintenance of internal use software, including platform and related infrastructure.
General and Administrative Year Ended December 31, 2022 2021 $ Change % Change (dollars in thousands) General and administrative $ 44,940 $ 35,761 $ 9,179 26 % Percent of revenue 17 % 16 % General and administrative expense increased primarily due to a $5.4 million increase in personnel costs associated with a 13% increase in headcount and higher stock-based compensation costs, a $1.1 million increase in professional services, accounting and legal service costs, a $1.6 million increase in facilities costs associated with new offices, a $0.3 million increase in travel and entertainment, and a $0.4 million increase in property taxes.
General and Administrative Year Ended December 31, 2023 2022 $ Change % Change (dollars in thousands) General and administrative $ 56,219 $ 44,940 $ 11,279 25 % Percent of revenue 21 % 17 % General and administrative expense increased primarily due to a $6.4 million increase in personnel costs associated with higher stock-based compensation costs, and a $5.7 million increase in provision for bad debt relating to a DSP buyer of our platform that filed for Chapter 11 bankruptcy.
Since 2006, our infrastructure-driven approach has allowed for the efficient processing and utilization of data in real time. By delivering scalable and flexible programmatic innovation, we improve outcomes for our customers while championing a vibrant and transparent digital advertising supply chain.
By delivering scalable and flexible programmatic innovation, we believe we improve outcomes for our customers while championing a vibrant and transparent digital advertising supply chain. We continue to focus on the strengths that we believe provide us with long-term competitive advantages.
Our financial performance depends in part on how efficiently and effectively we can conduct these activities at scale. Increasing revenue from publishers and advertising spend from buyers We leverage our extensive platform capabilities and the subject matter expertise of our team members to grow revenue from our publishers and increase advertising spending from our buyers.
Our Strategy and Performance We believe our growth and financial performance are dependent on many factors, including those described below. Attract New Customers and Expand our Relationship with Existing Customers Globally We leverage our extensive platform capabilities and the subject matter expertise of our team members to grow revenue from our publishers and increase advertising spending from our buyers.
We further expect video to constitute an increasingly important component of our business. 44 Table of Contents COVID-19 and Macroeconomic Factors Ongoing interest rate increases, foreign currency fluctuation and persistent inflation in the U.S. and other markets globally may increase the risk of economic volatility and dislocation in the capital or credit markets in the U.S. or globally.
Additionally, recent interest rate increases, foreign currency fluctuation and persistent inflation in the U.S. and other markets globally continue to create economic volatility and dislocation in the capital and credit markets in the U.S. and globally.
Acquisition-related expenses incurred in connection with our acquisition of Martin include third-party transaction costs. Other expenses incurred in connection with our acquisition of Martin include post-acquisition cash compensation arrangements for certain key acquired employees to be paid ratably over three years following the closing of the acquisition (subject to forfeiture upon termination).
Acquisition-related expenses incurred in connection with our acquisition of Martin include third-party transaction costs. Beginning in fiscal year 2023, we no longer exclude the impact of post-acquisition cash compensation arrangements for certain key acquired employees from our Adjusted EBITDA calculation. We have updated prior period results for comparability.
Our platform allows publishers to sell, in real time, customized ad inventory to buyers and provides automated inventory management and monetization tools to publishers across various device types and digital ad formats. We generate revenue primarily through fees charged to our publishers, which are generally a percentage of the value of the advertising impressions that publishers monetize on the platform.
Our channel partners aggregate and provide further access to thousands of sites and apps from smaller publishers. We generate revenue through fees charged to our publishers, which are generally a percentage of the value of the advertising impressions that publishers monetize on our platform.
Because of these and other limitations, you should consider Adjusted EBITDA along with other GAAP-based financial performance measures, including net income and our GAAP financial results. 50 Table of Contents Results of Operations The following tables set forth our consolidated results of operations data (in thousands) and such data as a percentage of revenue for the periods presented.
Because of these and other limitations, you should consider Adjusted EBITDA along with other GAAP-based financial performance measures, including net income and our GAAP financial results. Liquidity and Capital Resources We have financed our operations and capital expenditures primarily through utilization of cash generated from operations, as well as a public offering of our common stock.
As buyers increasingly consolidate their spending with fewer larger technology platforms, we seek to bring an increased proportion of their digital ad spending to our platform through direct deals. We have entered into SPO agreements directly with buyers, advertisers and agencies through various arrangements ranging from custom data and workflow integrations, product features, and volume-based business terms.
As buyers increasingly consolidate their spending with fewer larger technology platforms, we seek to bring an increased proportion of their digital ad spending to our platform through direct deals. S upply Path Optimization (“SPO”) continues to be a major growth driver for us as we add new SPO relationships and expand existing ones.
Sales and marketing expenses also include expenses related to promotional, advertising and marketing activities, allocated facilities costs, travel, and entertainment primarily related to sales activity and professional services. We expect sales and marketing expenses to increase in absolute dollars in future periods. General and Administrative .
Sales and marketing expenses consist of personnel costs, including salaries, bonuses, stock-based compensation, and employee benefits costs for our employees engaged in sales, sales support, marketing, business development, and customer relationship functions. Sales and marketing expenses also include expenses related to promotional, advertising and marketing activities, allocated facilities costs, travel, and entertainment primarily related to sales activity and professional services.
Liquidity and Capital Resources We have financed our operations and capital expenditures primarily through utilization of cash generated from operations, as well as a public offering of our common stock. As of December 31, 2022, we had cash, cash equivalents, and marketable securities of $174.4 million and net working capital, consisting of current assets less current liabilities, of $201.5 million.
As of December 31, 2023, we had cash, cash equivalents, and marketable securities of $175.3 million and net working capital, consisting of current assets less current liabilities, of $182.4 million. As of December 31, 2023, we had retained earnings of $136.9 million.
The following table summarizes our contractual obligations, at December 31, 2022 (in thousands): Payments due by period Total Less than 1 year 1 - 3 years 3 - 5 years More than 5 years Other contractual obligations (1) 41,080 19,698 21,382 — — Operating lease liabilities 28,651 6,440 11,628 9,603 980 Finance lease liabilities 786 140 294 311 41 Total $ 70,517 $ 26,278 $ 33,304 $ 9,914 $ 1,021 ______________ (1) Other contractual obligations consist primarily of contractual obligations to third-party data center providers.
In certain cases, the terms of the lease agreements provide for rental payments that increase over time. 54 Table of Contents The following table summarizes our contractual obligations, at December 31, 2023 (in thousands): Payments due by period Total Less than 1 year 1 - 3 years 3 - 5 years More than 5 years Other contractual obligations (1) $ 24,771 $ 18,314 $ 6,457 $ — $ — Operating lease liabilities 23,169 6,842 11,055 5,272 — Finance lease liabilities 646 145 302 199 — Total $ 48,586 $ 25,301 $ 17,814 $ 5,471 $ — ______________ (1) Other contractual obligations consist primarily of contractual obligations to third-party data center providers.