v3.26.1
Securities Available for Sale and Held to Maturity (Tables)
6 Months Ended
Jun. 30, 2026
Investments, Debt and Equity Securities [Abstract]  
Amortized Cost and Estimated Fair Value of Available for Sale and Held to Maturity Securities

The following tables are a summary of the amortized cost and estimated fair value of securities available for sale and held to maturity at June 30, 2026 and December 31, 2025 ($ in thousands):

 

 

 

Securities Available for Sale

 

 

Securities Held to Maturity

 

June 30, 2026

 

Amortized
Cost

 

 

Gross
Unrealized
Gains

 

 

Gross
Unrealized
Losses

 

 

Estimated
Fair
Value

 

 

Amortized
Cost

 

 

Gross
Unrealized
Gains

 

 

Gross
Unrealized
Losses

 

 

Estimated
Fair
Value

 

U.S. Treasury securities

 

$

207,046

 

 

$

574

 

 

$

(567

)

 

$

207,053

 

 

$

30,995

 

 

$

 

 

$

(241

)

 

$

30,754

 

U.S. Government agency
   obligations

 

 

71,266

 

 

 

85

 

 

 

(1,422

)

 

 

69,929

 

 

 

 

 

 

 

 

 

 

 

 

 

Mortgage-backed securities

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Residential mortgage pass-
   through securities

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Guaranteed by GNMA

 

 

44,233

 

 

 

72

 

 

 

(2,189

)

 

 

42,116

 

 

 

12,441

 

 

 

7

 

 

 

(456

)

 

 

11,992

 

Issued by FNMA and
   FHLMC

 

 

1,254,190

 

 

 

16,509

 

 

 

(15,192

)

 

 

1,255,507

 

 

 

346,802

 

 

 

363

 

 

 

(11,599

)

 

 

335,566

 

Other residential mortgage-
   backed securities

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Issued or guaranteed by
   FNMA, FHLMC or
   GNMA

 

 

 

 

 

 

 

 

 

 

 

 

 

 

84,529

 

 

 

 

 

 

(4,622

)

 

 

79,907

 

Commercial mortgage-
   backed securities

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Issued or guaranteed by
   FNMA, FHLMC or
   GNMA

 

 

362,224

 

 

 

5,385

 

 

 

(590

)

 

 

367,019

 

 

 

660,056

 

 

 

58

 

 

 

(21,457

)

 

 

638,657

 

Total

 

$

1,938,959

 

 

$

22,625

 

 

$

(19,960

)

 

$

1,941,624

 

 

$

1,134,823

 

 

$

428

 

 

$

(38,375

)

 

$

1,096,876

 

 

 

 

Securities Available for Sale

 

 

Securities Held to Maturity

 

December 31, 2025

 

Amortized
Cost

 

 

Gross
Unrealized
Gains

 

 

Gross
Unrealized
Losses

 

 

Estimated
Fair
Value

 

 

Amortized
Cost

 

 

Gross
Unrealized
Gains

 

 

Gross
Unrealized
Losses

 

 

Estimated
Fair
Value

 

U.S. Treasury Securities

 

$

205,282

 

 

$

3,666

 

 

$

 

 

$

208,948

 

 

$

30,615

 

 

$

185

 

 

$

 

 

$

30,800

 

U.S. Government agency
   obligations

 

 

70,924

 

 

 

609

 

 

 

(684

)

 

 

70,849

 

 

 

 

 

 

 

 

 

 

 

 

 

Mortgage-backed securities

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Residential mortgage pass-
   through securities

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Guaranteed by GNMA

 

 

40,425

 

 

 

106

 

 

 

(1,996

)

 

 

38,535

 

 

 

13,154

 

 

 

22

 

 

 

(393

)

 

 

12,783

 

Issued by FNMA and
   FHLMC

 

 

1,165,292

 

 

 

33,836

 

 

 

(11,369

)

 

 

1,187,759

 

 

 

372,311

 

 

 

2,070

 

 

 

(7,812

)

 

 

366,569

 

Other residential mortgage-
   backed securities

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Issued or guaranteed by
   FNMA, FHLMC or
   GNMA

 

 

 

 

 

 

 

 

 

 

 

 

 

 

96,667

 

 

 

 

 

 

(4,233

)

 

 

92,434

 

Commercial mortgage-
   backed securities

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Issued or guaranteed by
   FNMA, FHLMC or
   GNMA

 

 

360,521

 

 

 

10,698

 

 

 

(480

)

 

 

370,739

 

 

 

694,707

 

 

 

73

 

 

 

(16,797

)

 

 

677,983

 

Total

 

$

1,842,444

 

 

$

48,915

 

 

$

(14,529

)

 

$

1,876,830

 

 

$

1,207,454

 

 

$

2,350

 

 

$

(29,235

)

 

$

1,180,569

 

Securities Held to Maturity by Credit Rating, as Determined by Moody's The following table presents the amortized cost of Trustmark’s securities held to maturity by credit rating, as determined by Moody’s, at June 30, 2026 and December 31, 2025 ($ in thousands):

 

 

June 30, 2026

 

 

December 31, 2025

 

Aaa

 

$

51,286

 

 

$

52,405

 

Aa1 to Aa3

 

 

1,083,537

 

 

 

1,155,049

 

Total

 

$

1,134,823

 

 

$

1,207,454

 

Securities with Gross Unrealized Losses, Segregated by Length of Impairment

The tables below include securities with gross unrealized losses for which an allowance for credit losses has not been recorded segregated by length of impairment at June 30, 2026 and December 31, 2025 ($ in thousands):

 

 

 

Less than 12 Months

 

 

12 Months or More

 

 

Total

 

June 30, 2026

 

Estimated
Fair Value

 

 

Gross
Unrealized
Losses

 

 

Estimated
Fair Value

 

 

Gross
Unrealized
Losses

 

 

Estimated
Fair Value

 

 

Gross
Unrealized
Losses

 

U.S. Treasury securities

 

$

102,264

 

 

$

(808

)

 

$

 

 

$

 

 

$

102,264

 

 

$

(808

)

U.S. Government agency obligations

 

 

39,195

 

 

 

(847

)

 

 

15,906

 

 

 

(575

)

 

 

55,101

 

 

 

(1,422

)

Mortgage-backed securities

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Residential mortgage pass-through
   securities

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Guaranteed by GNMA

 

 

13,167

 

 

 

(138

)

 

 

22,675

 

 

 

(2,507

)

 

 

35,842

 

 

 

(2,645

)

Issued by FNMA and FHLMC

 

 

499,361

 

 

 

(6,791

)

 

 

183,312

 

 

 

(20,000

)

 

 

682,673

 

 

 

(26,791

)

Other residential mortgage-backed
   securities

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Issued or guaranteed by FNMA,
   FHLMC or GNMA

 

 

 

 

 

 

 

 

79,907

 

 

 

(4,622

)

 

 

79,907

 

 

 

(4,622

)

Commercial mortgage-backed securities

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Issued or guaranteed by FNMA,
   FHLMC or GNMA

 

 

86,331

 

 

 

(598

)

 

 

631,362

 

 

 

(21,449

)

 

 

717,693

 

 

 

(22,047

)

Total

 

$

740,318

 

 

$

(9,182

)

 

$

933,162

 

 

$

(49,153

)

 

$

1,673,480

 

 

$

(58,335

)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

December 31, 2025

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

U.S. Government agency obligations

 

$

3,905

 

 

$

(14

)

 

$

40,952

 

 

$

(670

)

 

$

44,857

 

 

$

(684

)

Mortgage-backed securities

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Residential mortgage pass-through
   securities

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Guaranteed by GNMA

 

 

5,925

 

 

 

(18

)

 

 

26,946

 

 

 

(2,371

)

 

 

32,871

 

 

 

(2,389

)

Issued by FNMA and FHLMC

 

 

91,230

 

 

 

(234

)

 

 

205,163

 

 

 

(18,947

)

 

 

296,393

 

 

 

(19,181

)

Other residential mortgage-backed
   securities

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Issued or guaranteed by FNMA,
   FHLMC or GNMA

 

 

 

 

 

 

 

 

92,434

 

 

 

(4,233

)

 

 

92,434

 

 

 

(4,233

)

Commercial mortgage-backed securities

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Issued or guaranteed by FNMA,
   FHLMC or GNMA

 

 

 

 

 

 

 

 

739,436

 

 

 

(17,277

)

 

 

739,436

 

 

 

(17,277

)

Total

 

$

101,060

 

 

$

(266

)

 

$

1,104,931

 

 

$

(43,498

)

 

$

1,205,991

 

 

$

(43,764

)

Contractual Maturities of Available for Sale and Held to Maturity Securities

The amortized cost and estimated fair value of securities available for sale and held to maturity at June 30, 2026, by contractual maturity, are shown below ($ in thousands). Expected maturities may differ from contractual maturities because borrowers may have the right to call or prepay obligations with or without call or prepayment penalties.

 

 

 

Securities
Available for Sale

 

 

Securities
Held to Maturity

 

 

 

Amortized
Cost

 

 

Estimated
Fair Value

 

 

Amortized
Cost

 

 

Estimated
Fair Value

 

Due in one year or less

 

$

39,835

 

 

$

39,955

 

 

$

 

 

$

 

Due after one year through five years

 

 

67,482

 

 

 

67,743

 

 

 

30,995

 

 

 

30,754

 

Due after five years through ten years

 

 

170,995

 

 

 

169,284

 

 

 

 

 

 

 

 

 

 

278,312

 

 

 

276,982

 

 

 

30,995

 

 

 

30,754

 

Mortgage-backed securities

 

 

1,660,647

 

 

 

1,664,642

 

 

 

1,103,828

 

 

 

1,066,122

 

Total

 

$

1,938,959

 

 

$

1,941,624

 

 

$

1,134,823

 

 

$

1,096,876