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Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
CASH FROM OPERATING ACTIVITIES: |  |  |
Net income to common stockholders | $ 1,381,359 | $ 1,381,062 | $ 1,022,490
Adjustments to reconcile net income to net cash from operating activities: |  |  |
Net investment gains | (47,042) | (202,397) | (90,632)
Depreciation and (accretion) amortization | (20,861) | 55,872 | 129,682
Noncontrolling interests | 2,487 | 3,892 | 8,525
Investment funds | (16,743) | (145,099) | (220,015)
Stock incentive plans | 51,000 | 49,411 | 46,680
Change in: |  |  |
Arbitrage trading account | (54,213) | (53,291) | (268,649)
Premiums and fees receivable | (334,178) | (268,171) | (364,395)
Reinsurance accounts | (306,017) | (266,307) | (433,644)
Deferred policy acquisition costs | (99,387) | (88,844) | (121,663)
Current income taxes | 52,451 | (3,534) | (43,890)
Deferred income taxes | (26,691) | (64,712) | 7,630
Reserves for losses and loss expenses | 1,715,076 | 1,684,254 | 1,635,774
Unearned premiums | 617,535 | 466,590 | 786,627
Other | 14,462 | 19,878 | 89,467
Net cash from operating activities | 2,929,238 | 2,568,604 | 2,183,987
CASH FLOWS USED IN INVESTING ACTIVITIES: |  |  |
Proceeds from sale of fixed maturity securities | 1,011,195 | 797,948 | 1,842,139
Proceeds from sale of equity securities | 318,852 | 82,319 | 126,980
(Contributions to) distributions from investment funds | 19,904 | (24,623) | (101,050)
Proceeds from maturities and prepayments of fixed maturity securities | 3,506,903 | 4,891,179 | 6,067,230
Purchase of fixed maturity securities | (6,664,763) | (8,036,680) | (10,716,748)
Purchase of equity securities | (80,454) | (340,482) | (464,645)
Real estate (purchased) sold | (2,074) | (45,920) | 166,886
Change in loans receivable | (29,719) | (83,212) | (27,421)
Net additions to property, furniture and equipment | (53,080) | (52,684) | (66,634)
Change in balances due from security brokers | (33,929) | 14,337 | (17,983)
Cash received in connection with business disposition | 96,567 | 906,789 | 0
Payment for business purchased, net of cash acquired | (11,558) | (49,572) | 0
Net cash used in investing activities | (1,961,964) | (1,891,355) | (2,989,146)
CASH FLOWS (USED IN) FROM FINANCING ACTIVITIES: |  |  |
Net (payments) proceeds from issuance of debt | (974) | (3,309) |
Net (payments) proceeds from issuance of debt |  |  | 1,034,107
Repayment of senior notes and other debt | 0 | (426,503) | (504,952)
Cash dividends to common stockholders | (501,456) | (235,192) | (355,736)
Purchase of common treasury shares | (537,163) | (94,140) | (122,426)
Other, net | (22,902) | (12,848) | (45,162)
Net cash (used in) from financing activities | (1,062,495) | (771,992) | 5,831
Net impact on cash due to change in foreign exchange rates | 9,070 | (24,754) | (4,195)
Net decrease in cash and cash equivalents | (86,151) | (119,497) | (803,523)
Cash and cash equivalents at beginning of year | 1,449,346 | 1,568,843 | 2,372,366
Cash and cash equivalents at end of year | $ 1,363,195 | $ 1,449,346 | $ 1,568,843

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