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Consolidated Statements of Cash Flows - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2024 | Mar. 31, 2023
Operating activities: |  |
Net income | $ 783 | $ 674
Adjustments to reconcile net income to net cash provided by operating activities: |  |
Depreciation and amortization | 381 | 260
Stock-based compensation | 57 | 40
Deferred taxes | (50) | (83)
Loss on investments | 3 | 0
Net losses from unconsolidated investees | 42 | 35
Other | 14 | 10
Changes in assets and liabilities: |  |
Customer accounts receivable | (285) | (484)
Other current and non-current assets | (76) | (88)
Section 31 fees payable | (13) | (105)
Deferred revenue | 393 | 406
Other current and non-current liabilities | (240) | (12)
Total adjustments | 226 | (21)
Net cash provided by operating activities | 1,009 | 653
Investing activities: |  |
Capital expenditures | (58) | (21)
Capitalized software development costs | (87) | (64)
Purchases of invested margin deposits | (536) | (463)
Proceeds from sales of invested margin deposits | 230 | 2,605
Proceeds from sale of Promissory Note | 75 | 0
Purchases of restricted investments | (64) | 0
Proceeds from sales of restricted investments | 702 | 0
Other | (3) | (12)
Net cash provided by investing activities | 259 | 2,045
Financing activities: |  |
Repayments of debt | (600) | (4)
Redemption of commercial paper, net | (38) | 0
Dividends to stockholders | (258) | (236)
Change in cash and cash equivalent margin deposits and guaranty funds liability | (4,551) | (42,059)
Payments relating to treasury shares received for restricted stock tax payments and stock option exercises | (71) | (49)
Other | (4) | (3)
Net cash used in financing activities | (5,522) | (42,351)
Effect of exchange rate changes on cash, cash equivalents, restricted cash and cash equivalents, and cash and cash equivalent margin deposits and guaranty funds | (5) | 1
Net decrease in cash, cash equivalents, restricted cash and cash equivalents, and cash and cash equivalent margin deposits and guaranty funds | (4,259) | (39,652)
Cash, cash equivalents, restricted cash and cash equivalents, and cash and cash equivalent margin deposits and guaranty funds at beginning of period | 80,750 | 150,343
Cash, cash equivalents, restricted cash and cash equivalents, and cash and cash equivalent margin deposits and guaranty funds at end of period | 76,491 | 110,691
Supplemental cash flow disclosure: |  |
Cash paid for income taxes | 142 | 149
Cash paid for interest | 222 | 167
Reconciliation of the components of cash, cash equivalents, restricted cash and cash equivalents, and cash and cash equivalent margin deposits and guaranty funds to the consolidated balance sheets: |  |
Cash and cash equivalents | 863 | 2,069
Short-term restricted cash and cash equivalents | 1,227 | 6,145
Long-term restricted cash and cash equivalents | 278 | 405
Cash and cash equivalent margin deposits and guaranty funds | 74,123 | 102,072
Total | $ 76,491 | $ 110,691

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