v3.26.1
Consolidated Statements of Cash Flows (Unaudited) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
CASH FLOWS FROM OPERATING ACTIVITIES:    
Net income $ 116,267 $ 130,225
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation and core deposit intangibles amortization 10,807 8,415
Provision for credit losses 0 0
Net amortization of premium on investments 3,829 5,027
Net gain on sale of other real estate and repossessed assets (41) (30)
Net (gain) loss on sale or write down of premises and equipment (318) 235
Net accretion of discount on loans (3,748) (3,292)
Net amortization of premium on deposits (699) (9)
Net gain on sale of loans (1,280) (1,009)
Proceeds from sale of loans held for sale 54,092 35,411
Originations of loans held for sale (60,582) (33,476)
Stock based compensation expense 3,382 3,053
(Increase) decrease in accrued interest receivable and other assets (30,965) 56,200
Increase (decrease) in accrued interest payable and other liabilities 94,367 (22,577)
Net cash provided by operating activities 185,111 178,173
CASH FLOWS FROM INVESTING ACTIVITIES:    
Proceeds from maturities and principal paydowns of held to maturity securities 408,680 367,627
Purchase of held to maturity securities (1,482,841) (72,749)
Proceeds from maturities, sales and principal paydowns of available for sale securities 5,555,739 3,502,073
Purchase of available for sale securities (5,499,463) (3,499,606)
Originations of Warehouse Purchase Program loans (3,907,060) (3,206,867)
Proceeds from pay-offs of Warehouse Purchase Program loans 3,778,706 3,229,877
Net decrease in loans held for investment 397,107 143,165
Purchase of bank premises and equipment (7,008) (7,074)
Proceeds from sale of bank premises, equipment and other real estate 5,542 2,816
Proceeds from insurance claims 3,076 564
Net cash (used in) provided by investing activities (269,434) 459,826
CASH FLOWS FROM FINANCING ACTIVITIES:    
Net increase (decrease) in noninterest-bearing deposits 261,719 (122,523)
Net decrease in interest-bearing deposits (484,124) (232,007)
Net proceeds (repayments) from other short-term borrowings 250,000 (500,000)
Net decrease in securities sold under repurchase agreements (25,117) (5,827)
Repurchase of common stock (57,084)  
Payments of cash dividends (60,623) (55,251)
Net cash used in financing activities (115,229) (915,608)
NET DECREASE IN CASH AND CASH EQUIVALENTS (199,552) (277,609)
CASH AND CASH EQUIVALENTS, BEGINNING OF PERIOD 1,747,728 1,972,467
CASH AND CASH EQUIVALENTS, END OF PERIOD 1,548,176 1,694,858
NONCASH ACTIVITIES:    
Acquisition of real estate through foreclosure of collateral 2,572 5,062
SUPPLEMENTAL INFORMATION:    
U.S. federal income taxes, net of refunds received   78,000
State income taxes, net of refunds received 336 386
Interest paid 124,822 $ 135,203
American Bank Holding Corporation [Member]    
CASH FLOWS FROM INVESTING ACTIVITIES:    
Net cash provided by the acquisition 233,906  
Southwest Bancshares, Inc. [Member]    
CASH FLOWS FROM INVESTING ACTIVITIES:    
Net cash provided by the acquisition $ 244,182