Biggest changeWe believe that presenting non-GAAP net income (loss) attributable to BlackLine is useful to investors as it eliminates the impact of items that have been impacted by our acquisitions and other related costs to allow a direct comparison of net income (loss) between all periods presented. 46 Reconciliation of Non-GAAP Financial Measures The following table presents a reconciliation of gross profit, gross margin, operating income, operating margin, and net income, the most comparable GAAP measures, to non-GAAP gross profit, non-GAAP gross margin, non-GAAP operating income, non-GAAP operating margin, and non-GAAP net income: Year Ended December 31, 2024 2023 (in thousands, except percentages) Non-GAAP Gross Profit: Gross profit $ 491,371 $ 443,203 Amortization of acquired developed technology 13,370 12,438 Stock-based compensation 13,347 12,440 Transaction-related costs 151 478 Total non-GAAP gross profit $ 518,239 $ 468,559 Gross margin 75.2 % 75.1 % Non-GAAP gross margin 79.3 % 79.4 % Non-GAAP Operating Income: Operating income $ 18,536 $ 14,348 Amortization of intangible assets 19,886 20,608 Stock-based compensation 86,097 80,068 Change in fair value of contingent consideration — (33,549) Transaction-related costs 568 5,078 Restructuring costs 1,720 10,964 Total non-GAAP operating income $ 126,807 $ 97,517 GAAP operating margin 2.8 % 2.4 % Non-GAAP operating margin 19.4 % 16.5 % Non-GAAP Net Income Attributable to BlackLine, Inc.: Net income attributable to BlackLine, Inc. $ 161,174 $ 52,833 Benefit from income taxes (50,948) (1,196) Amortization of intangible assets 19,886 20,608 Stock-based compensation 85,654 79,588 Amortization of debt issuance costs 4,486 5,535 Change in fair value of contingent consideration — (33,549) Transaction-related costs 568 5,078 Restructuring costs 1,720 10,964 Adjustment to redeemable non-controlling interest 4,639 5,334 Gain on extinguishment of convertible senior notes (65,112) — Total non-GAAP net income attributable to BlackLine, Inc. $ 162,067 $ 145,195 Results of Operations The following tables set forth selected historical consolidated statements of operations data, which should be read in conjunction with Critical Accounting Estimates, Liquidity and Capital Resources, and Contractual Obligations and Commitments included in this Item 7, as well as Quantitative and Qualitative Disclosures About Market Risk and the Consolidated Financial Statements and Notes thereto included elsewhere in this Annual Report on Form 10-K.
Biggest changeWe believe that presenting non-GAAP net income attributable to BlackLine is useful to investors as it eliminates the impact of items that have been impacted by our acquisitions and other related costs to allow a direct comparison of net income between all periods presented. 48 Reconciliation of Non-GAAP Financial Measures The following table presents a reconciliation of gross profit, gross margin, operating income, operating margin, and net income, the most comparable GAAP measures, to non-GAAP gross profit, non-GAAP gross margin, non-GAAP operating income, non-GAAP operating margin, and non-GAAP net income: Year Ended December 31, 2025 2024 (in thousands, except percentages) Non-GAAP Gross Profit: Gross profit $ 527,042 $ 491,371 Amortization of acquired developed technology 12,905 13,370 Stock-based compensation 17,232 13,347 Transaction-related costs 8 151 Total non-GAAP gross profit $ 557,187 $ 518,239 Gross margin 75.2 % 75.2 % Non-GAAP gross margin 79.5 % 79.3 % Non-GAAP Operating Income: Operating income $ 25,552 $ 18,536 Amortization of intangible assets 14,168 19,886 Stock-based compensation 96,325 86,097 Transaction-related costs 4,780 568 Restructuring and legal settlement costs 15,454 1,720 Total non-GAAP operating income $ 156,279 $ 126,807 GAAP operating margin 3.6 % 2.8 % Non-GAAP operating margin 22.3 % 19.4 % Non-GAAP Net Income Attributable to BlackLine, Inc.: Net income attributable to BlackLine, Inc. $ 24,518 $ 161,174 Benefit from income taxes (782) (50,948) Amortization of intangible assets 14,168 19,886 Stock-based compensation 95,850 85,654 Amortization of debt issuance costs 3,394 4,486 Transaction-related costs 4,780 568 Restructuring and legal settlement costs 15,454 1,720 Adjustment to redeemable non-controlling interest (347) 4,639 Gain on extinguishment of convertible senior notes — (65,112) Total non-GAAP net income attributable to BlackLine, Inc. $ 157,035 $ 162,067 Results of Operations The following tables set forth selected historical consolidated statements of operations data, which should be read in conjunction with Critical Accounting Estimates, Liquidity and Capital Resources, and Contractual Obligations and Commitments included in this Item 7, as well as Quantitative and Qualitative Disclosures About Market Risk and the Consolidated Financial Statements and Notes thereto included elsewhere in this Annual Report on Form 10-K. 49 Year Ended December 31, 2025 2024 (in thousands) Revenues Subscription and support $ 662,928 $ 619,287 Professional services 37,499 34,049 Total revenues 700,427 653,336 Cost of revenues Subscription and support 144,038 135,308 Professional services 29,347 26,657 Total cost of revenues 173,385 161,965 Gross profit 527,042 491,371 Operating expenses Sales and marketing 258,930 248,347 Research and development 109,202 100,973 General and administrative 118,732 121,795 Restructuring costs 14,626 1,720 Total operating expenses 501,490 472,835 Income from operations 25,552 18,536 Other income (expense) Interest income 32,825 49,808 Interest expense (10,149) (8,758) Gain on extinguishment of convertible senior notes — 65,112 Other income, net 22,676 106,162 Income before income taxes 48,228 124,698 Provision for (benefit from) income taxes 20,971 (43,067) Net income 27,257 167,765 Net income attributable to redeemable non-controlling interest 3,086 1,952 Adjustment attributable to redeemable non-controlling interest (347) 4,639 Net income attributable to BlackLine, Inc. $ 24,518 $ 161,174 Revenues Year Ended December 31, Change 2025 2024 $ % (in thousands, except percentages) Subscription and support $ 662,928 $ 619,287 $ 43,641 7 % Professional services 37,499 34,049 3,450 10 % Total revenues $ 700,427 $ 653,336 $ 47,091 7 % Year Ended December 31, 2025 2024 Dollar-based net revenue retention rate 105 % 102 % Platform pricing ARR as a percentage of eligible ARR 11 % — Number of customers 4,394 4,443 The increase in revenues for the year ended December 31, 2025, compared to the year ended December 31, 2024, was primarily driven by revenue from product expansion from existing customers and bookings from new customers.