v3.26.1
Investment Securities (Tables)
6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Investments, Debt and Equity Securities [Abstract]    
Schedule of Amortized, Gross Unrealized Gains and Losses, and Fair Value on Investment Securities, Available for Sale
The following tables present the amortized cost and fair value of investment securities, and the corresponding amounts of gross unrealized and unrecognized gains and losses including the corresponding amounts of gross unrealized gains and losses on investment securities available for sale recognized in AOCI, at the dates indicated:
June 30, 2026
Amortized
Cost
Gross
Unrealized
Gains
Gross
Unrealized
Losses
Fair
Value
(Dollars in thousands)
Investment securities available for sale:
U.S. government and agency securities$13,471 $— $(1,648)$11,823 
Municipal securities72,534 13 (8,157)64,390 
Residential CMO and MBS(1)
522,334 1,419 (27,575)496,178 
Commercial CMO and MBS(1)
376,378 174 (12,839)363,713 
Corporate obligations16,490 142 (209)16,423 
Other asset-backed securities18,918 60 (68)18,910 
Total$1,020,125 $1,808 $(50,496)$971,437 
(1) U.S. government agency and government-sponsored enterprise CMO and MBS.
December 31, 2025
Amortized
Cost
Gross
Unrealized
Gains
Gross
Unrealized
Losses
Fair
Value
(Dollars in thousands)
Investment securities available for sale:
U.S. government and agency securities$13,276 $— $(1,574)$11,702 
Municipal securities59,355 22 (7,954)51,423 
Residential CMO and MBS(1)
297,010 1,298 (23,040)275,268 
Commercial CMO and MBS(1)
260,953 917 (9,706)252,164 
Corporate obligations10,500 72 (40)10,532 
Other asset-backed securities6,411 30 (8)6,433 
Total$647,505 $2,339 $(42,322)$607,522 
(1) U.S. government agency and government-sponsored enterprise CMO and MBS.
Schedule of Amortized, Gross Unrecognized Gains and Losses, and Fair Value on Investment Securities, Held to Maturity
June 30, 2026
Amortized
Cost
Gross
Unrecognized
Gains
Gross
Unrecognized
Losses
Fair
Value
(Dollars in thousands)
Investment securities held to maturity:
U.S. government and agency securities$151,363 $— $(21,944)$129,419 
Residential CMO and MBS(1)
207,387 — (11,522)195,865 
Commercial CMO and MBS(1)
303,089 13 (20,604)282,498 
Total$661,839 $13 $(54,070)$607,782 
(1) U.S. government agency and government-sponsored enterprise CMO and MBS.
December 31, 2025
Amortized
Cost
Gross
Unrecognized
Gains
Gross
Unrecognized
Losses
Fair
Value
(Dollars in thousands)
Investment securities held to maturity:
U.S. government and agency securities$151,319 $— $(20,870)$130,449 
Residential CMO and MBS(1)
217,707 303 (8,923)209,087 
Commercial CMO and MBS(1)
305,081 22 (19,352)285,751 
Total$674,107 $325 $(49,145)$625,287 
(1) U.S. government agency and government-sponsored enterprise CMO and MBS.
Schedule of Amortized Cost and Fair Value Classified by Contractual Maturity Date on Investment Securities
The following table presents the amortized cost and fair value of investment securities by contractual maturity at the date indicated. Actual maturities may differ from contractual maturities because certain borrowers have the right to call or prepay obligations with or without call or prepayment penalties.
June 30, 2026
Securities Available for SaleSecurities Held to Maturity
Amortized CostFair ValueAmortized CostFair Value
(Dollars in thousands)
Due in one year or less$1,060 $1,060 $— $— 
Due after one year through five years13,504 13,046 23,344 20,708 
Due after five years through ten years49,853 45,957 113,019 96,911 
Due after ten years38,078 32,573 15,000 11,800 
Total investment securities due at a single maturity date102,495 92,636 151,363 129,419 
MBS and Other asset-backed securities(1)
917,630 878,801 510,476 478,363 
Total investment securities$1,020,125 $971,437 $661,839 $607,782 
(1) MBS and Other asset-backed securities, which have prepayment provisions, are not assigned to maturity categories due to fluctuations in their payment speed.
 
Schedule of Unrealized Losses on Investment Securities Available for Sale Unrealized Losses on Investment Securities Available for Sale
The following tables present the gross unrealized losses and fair value of the Company’s investment securities available for sale for which an ACL on investment securities available for sale has not been recorded, aggregated by investment category and length of time the individual securities have been in a continuous unrealized loss position at the dates indicated:
June 30, 2026
Less than 12 Months12 Months or LongerTotal
Fair
Value
Unrealized
Losses
Fair
Value
Unrealized
Losses
Fair
Value
Unrealized
Losses
(Dollars in thousands)
U.S. government and agency securities(1)
$195 $— $11,628 $(1,648)$11,823 $(1,648)
Municipal securities14,973 (244)43,576 (7,913)58,549 (8,157)
Residential CMO and MBS(2)
233,062 (3,637)154,714 (23,938)387,776 (27,575)
Commercial CMO and MBS(2)
205,454 (2,792)110,261 (10,047)315,715 (12,839)
Corporate obligations3,478 (22)3,813 (187)7,291 (209)
Other asset-backed securities11,674 (68)— — 11,674 (68)
Total$468,836 $(6,763)$323,992 $(43,733)$792,828 $(50,496)
(1) The unrealized loss on U.S. Government securities in a continuous unrealized loss position less than 12 months was less than one thousand dollars.
(2) U.S. government agency and government-sponsored enterprise CMO and MBS.
December 31, 2025
Less than 12 Months12 Months or LongerTotal
Fair
Value
Unrealized
Losses
Fair
Value
Unrealized
Losses
Fair
Value
Unrealized
Losses
(Dollars in thousands)
U.S. government and agency securities$— $— $11,702 $(1,574)$11,702 $(1,574)
Municipal securities(1)
1,241 — 45,785 (7,954)47,026 (7,954)
Residential CMO and MBS(2)
2,330 (9)169,621 (23,031)171,951 (23,040)
Commercial CMO and MBS(2)
6,881 (7)152,683 (9,699)159,564 (9,706)
Corporate obligations— — 3,960 (40)3,960 (40)
Other asset-backed securities1,397 (8)— — 1,397 (8)
Total$11,849 $(24)$383,751 $(42,298)$395,600 $(42,322)
(1) The unrealized loss on municipal securities in a continuous unrealized loss position less than 12 months was less than one thousand dollars.
(2) U.S. government agency and government-sponsored enterprise CMO and MBS.
 
Schedule of Realized Gains and Losses on Sale of Investment Securities Available for Sale Realized Gains and Losses
The following table presents the gross realized gains and losses on the sale of investment securities available for sale determined using the specific identification method for the dates indicated:
Three Months Ended
June 30,
Six Months Ended
June 30,
2026202520262025
(Dollars in thousands)
Gross realized gains$— $— $— $— 
Gross realized losses(217)(6,854)(217)(10,741)
Net realized losses$(217)$(6,854)$(217)$(10,741)
 
Schedule of Amortized Cost and Fair Value of Investment Securities Pledged as Collateral Pledged Securities
The following table summarizes the amortized cost and fair value of investment securities that were pledged as collateral for the following obligations at the dates indicated:
June 30, 2026December 31, 2025
Amortized
Cost
Fair
Value
Amortized
Cost
Fair
Value
(Dollars in thousands)
State and local governments public deposits$218,715 $208,192 $224,069 $216,012 
FRB389,195 349,614 395,364 358,480 
Other securities pledged76,719 72,392 55,291 51,349 
Total$684,629 $630,198 $674,724 $625,841