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MORTGAGE LOAN SALES AND SERVICING RIGHTS (Tables)
9 Months Ended
Sep. 30, 2024
Transfers and Servicing [Abstract]  
Summarizes Activity Relating to Loans Securitized Sold with Servicing Retained
The following table summarizes activity relating to residential mortgage loans sold with servicing retained.
Three Months EndedNine Months Ended
(dollar amounts in millions)September 30, 2024September 30, 2023September 30, 2024September 30, 2023
Residential mortgage loans sold with servicing retained$1,150 $1,100 $2,944 $3,079 
Pretax gains resulting from above loan sales (1)17 21 49 43 
Total servicing, late, and other ancillary fees (1)
27 25 78 72 
(1)Included in mortgage banking income.
Summarizes Activity Relating to Loans Sold with Servicing Retained Using the Fair Value Method
The following table summarizes the changes in MSRs recorded using the fair value method.
Three Months EndedNine Months Ended
(dollar amounts in millions)September 30, 2024September 30, 2023September 30, 2024September 30, 2023
Fair value, beginning of period$543 $505 $515 $494 
New servicing assets created12 17 33 48 
Change in fair value during the period due to:
Time decay (1)(6)(6)(19)(18)
Payoffs (2)(9)(7)(21)(18)
Changes in valuation inputs or assumptions (3)(25)38 41 
Fair value, end of period$515 $547 $515 $547 
Loans serviced for third parties, unpaid principal balance, end of period
$33,565 $32,965 $33,565 $32,965 
(1)Represents decrease in value due to passage of time, including the impact from both regularly scheduled principal payments and partial loan paydowns.
(2)Represents decrease in value associated with loans that paid off during the period.
(3)Represents change in value resulting primarily from market-driven changes in interest rates.
Summary of Key Assumptions and the Sensitivity of the Servicing Rights Value to Changes in the Assumptions
A summary of key assumptions and the sensitivity of the MSR value to changes in these assumptions follows:
At September 30, 2024At December 31, 2023
Decline in fair value due toDecline in fair value due to
(dollar amounts in millions)Actual10%
adverse
change
20%
adverse
change
Actual10%
adverse
change
20%
adverse
change
Constant prepayment rate (annualized)
9.29 %$(14)$(28)8.61 %$(15)$(28)
Spread over forward interest rate swap rates570 bps(12)(23)538 bps(11)(22)