v3.26.1
Derivative Financial Instruments (Tables)
6 Months Ended
Jun. 30, 2026
Derivative Financial Instruments  
Schedule of derivative financial instruments

June 30, 2026

December 31, 2025

Balance Sheet

Notional

Estimated Fair Value

Notional

Estimated Fair Value

(Dollars in thousands)

  ​

Location

  ​

Amount

  ​

Gain

  ​

Loss

  ​

Amount

  ​

Gain

  ​

Loss

Fair value hedge of interest rate risk:

Pay fixed rate swap with counterparty

Other Assets

$

2,615

$

62

$

$

2,615

$

44

$

Not designated hedges of interest rate risk:

Customer related interest rate contracts:

Matched interest rate swaps with borrowers

Other Assets and Other Liabilities

15,923,186

58,347

606,404

14,912,622

143,879

554,433

Matched interest rate swaps with counterparty (1)

Other Assets

15,575,461

88,952

14,719,305

77,799

Economic hedges of interest rate risk:

Pay floating rate swap with counterparty

Other Assets

2,812,000

(19)

2,519,000

113

Not designated hedges of interest rate risk – mortgage banking activities:

Contracts used to hedge mortgage servicing rights

Other Assets

264,000

338

192,000

69

Contracts used to hedge mortgage pipeline

Other Assets and Other Liabilities

108,500

1,209

261

81,000

982

315

Total derivatives

$

34,685,762

$

148,889

$

606,665

$

32,426,542

$

222,886

$

554,748

(1)The fair value of the interest rate swap derivative assets was reduced by $461.4 million and $333.7 million at June 30, 2026 and December 31, 2025, respectively, in variation margin payments applicable to swaps centrally cleared through LCH and CME.
Schedule of derivative, offsetting assets and liabilities

June 30, 2026

December 31, 2025

Notional

Estimated Fair Value

Notional

Estimated Fair Value

(Dollars in thousands)

  ​

Amount

  ​

Gain

  ​

Loss

  ​

Amount

  ​

Gain

  ​

Loss

Interest rate contracts subject to master netting agreements included in table above

Total gross derivative instruments, before netting

$

1,693,908

$

86,424

$

1,232

$

1,844,842

$

81,240

$

3,781

Less: Netting adjustment

126,791

(1,232)

(1,232)

221,941

(3,781)

(3,781)

Total gross derivative instruments, after netting

1,693,908

$

85,192

$

1,844,842

$

77,459

$

*As of June 30, 2026, and December 31, 2025, counterparties provided $29.6 million and $25.9 million, respectively, of cash collateral to the Company to secure swap asset positions that were not centrally cleared, which is included in Interest-bearing Deposits within Total Liabilities on the Consolidated Balance Sheets. Counterparties also pledged $26.5 million and $28.1 million, respectively, as of June 30, 2026, and December 31, 2025 in investment securities to secure swap asset positions that were not centrally cleared. The Company provided $2.4 million and $1.7 million, respectively, to counterparties to secure swap positions that were not centrally cleared as of June 30, 2026, and December 31, 2025.
Schedule of notional value of forward sale commitments and the fair value of those obligations along with the fair value of the mortgage pipeline

(Dollars in thousands)

  ​ ​ ​

June 30, 2026

  ​ ​ ​

December 31, 2025

  ​ ​ ​

Mortgage loan pipeline

$

92,055

$

55,318

Expected closures

 

80,637

 

48,106

Fair value of mortgage loan pipeline commitments

 

1,209

 

982

Forward sales commitments

 

108,500

 

81,000

Fair value of forward commitments

 

(261)

 

(315)