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CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Total revenues | $ 23,739 | $ 21,365 | $ 17,090
Operating expenses: |  |  |
Marketing expenses | 7,278 | 6,773 | 5,993
Sales and other expenses | 3,120 | 2,744 | 1,986
Personnel, including stock-based compensation of $599, $530, and $404, respectively | 3,354 | 3,294 | 2,465
General and administrative | 1,036 | 1,555 | 766
Information technology | 771 | 655 | 526
Depreciation and amortization | 591 | 504 | 451
Transformation costs | 34 | 0 | 0
Other operating expenses | 0 | 5 | (199)
Total operating expenses | 16,184 | 15,530 | 11,988
Operating income | 7,555 | 5,835 | 5,102
Interest expense | (1,295) | (897) | (391)
Interest and dividend income | 1,114 | 1,020 | 219
Other income (expense), net | (82) | (477) | (1,007)
Income before income taxes | 7,292 | 5,481 | 3,923
Income tax expense | 1,410 | 1,192 | 865
Net income | $ 5,882 | $ 4,289 | $ 3,058
Net income applicable to common stockholders per basic common share (in dollars per share) | $ 174.96 | $ 118.67 | $ 76.70
Weighted-average number of basic common shares outstanding (in shares) | 33,622 | 36,140 | 39,872
Net income applicable to common stockholders per diluted common share (in dollars per share) | $ 172.69 | $ 117.40 | $ 76.35
Weighted-average number of diluted common shares outstanding (in shares) | 34,064 | 36,530 | 40,052
Merchant revenues |  |  |
Total revenues | $ 14,142 | $ 10,936 | $ 7,193
Agency revenues |  |  |
Total revenues | 8,524 | 9,414 | 9,003
Advertising and other revenues |  |  |
Total revenues | $ 1,073 | $ 1,015 | $ 894

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