Company: WAL-PA
Filing Date: 2025-11-03
Form Type: 10-Q
Source: 0001628280-25-047883
Chunk: 122

Company: WESTERN ALLIANCE BANCORPORATION
Filing Date: 2025-11-03
Form: 10-Q
Item: Part I, Item 1
Chunk 122
---
Loans HFSMSRsIRLCs (1)(in millions)Balance, beginning of period$84 $1,044 $24 $3 $1,127 $(2)Purchases and additions117 318 6,847 272 863 18,079 Sales and payments(36)(94)— (116)(629)— Transfers from Level 2 to Level 31 — — 4 — — Settlement of IRLCs upon acquisition or origination of loans HFS— — (6,863)— — (18,076)Change in fair value2 (9)5 5 (6)12 Realization of cash flows— (46)— — (142)— Balance, end of period$168 $1,213 $13 $168 $1,213 $13 Changes in unrealized gains for the period (2)$1 $(8)$13 $2 $(14)$13 Three Months Ended September 30, 2024Nine Months Ended September 30, 2024MSRsIRLCs (1)MSRsIRLCs (1)(in millions)Balance, beginning of period$1,145 $8 $1,124 $18 Purchases and additions223 5,387 626 14,024 Sales and payments(258)— (655)— Settlement of IRLCs upon acquisition or origination of loans HFS— (5,395)— (14,042)Change in fair value(62)10 30 10 Realization of cash flows(37)— (114)— Balance, end of period$1,011 $10 $1,011 $10 Changes in unrealized gains for the period (2)$(61)$10 $(25)$10 (1)     IRLC asset and liability positions are presented net.(2)    Amounts recognized as part of non-interest income.

51

The significant unobservable inputs used in the fair value measurements of these Level 3 assets and liabilities were as follows:September 30, 2025Asset/liabilityKey inputsRangeWeighted averageMSRs:Option adjusted spread (in basis points)264 - 306303 Conditional prepayment rate (1)6.3% - 15.4%11.9 %Rec