v3.26.1
FAIR VALUES OF FINANCIAL INSTRUMENTS (Tables)
 6 Months Ended
Jun. 30, 2026
Fair Value Disclosures [Abstract]  
Summary of Fair Value Measurements of Assets and Liabilities Recognized in the Balance Sheets Measured at Fair Value on Recurring Basis
The following tables present the fair value measurements of assets and liabilities measured at fair value in the accompanying balance sheets on a recurring basis, along with their classification within the fair value hierarchy as of June 30, 2026, and December 31, 2025.

Fair Value Measurements Using:
June 30, 2026Fair ValueQuoted Prices in Active Markets for Identical Assets
(Level 1)		Significant Other
Observable Inputs
(Level 2)		Significant
Unobservable
Inputs
(Level 3)
Available for sale securities:
U.S. Government-sponsored agency securities$71,739 $— $71,739 $— 
State and municipal893,132 — 890,711 2,421 
U.S. Government-sponsored mortgage-backed securities410,219 — 410,219 — 
Foreign investment1,500 — 1,500 — 
Corporate obligations7,802 — 7,771 31 
Derivative assets49,556 — 49,556 — 
Derivative liabilities48,756 — 48,756 — 

Fair Value Measurements Using:
December 31, 2025Fair ValueQuoted Prices in
Active Markets for
Identical Assets
(Level 1)		Significant Other Observable Inputs
(Level 2)		Significant
Unobservable
Inputs
(Level 3)
Available for sale securities:
U.S. Government-sponsored agency securities$76,099 $— $76,099 $— 
State and municipal902,294 — 900,339 1,955 
U.S. Government-sponsored mortgage-backed securities419,510 — 419,510 — 
Foreign investment1,500 — 1,500 — 
Corporate obligations7,699 — 7,668 31 
Derivative assets48,468 — 48,468 — 
Derivative liabilities47,980 — 47,980 — 
Summary of Reconciliation of Beginning and Ending Balances of Recurring Fair Value Measurements Recognized in the Balance Sheets using Significant Unobservable Level 3 Inputs
The following is a reconciliation of the beginning and ending balances of recurring fair value measurements recognized in the accompanying
balance sheets using significant unobservable Level 3 inputs for the three and six months ended June 30, 2026 and 2025.

Available for Sale Securities
Three Months EndedSix Months Ended
June 30, 2026June 30, 2025June 30, 2026June 30, 2025
Balance, beginning of period$2,419 $2,182 $1,986 $2,416 
Assets acquired in a business combination— — 660 — 
Included in other comprehensive income (loss)35 16 44 9 
Principal payments(2)(2)(238)(229)
Balance, end of period$2,452 $2,196 $2,452 $2,196 
Summary of Description of Valuation Methodologies Used for Instruments Measured at Fair Value on a Non-Recurring Basis and Recognized in the Balance Sheets
Following is a description of valuation methodologies used for instruments measured at fair value on a nonrecurring basis and recognized in the accompanying balance sheets, as well as the general classification of such instruments pursuant to the valuation hierarchy at June 30, 2026, and December 31, 2025.
Fair Value Measurements Using
June 30, 2026Fair ValueQuoted Prices in
Active Markets for
Identical Assets
(Level 1)		Significant Other
Observable
Inputs
(Level 2)		Significant Unobservable
Inputs
(Level 3)
Collateral dependent loans$55,408 $— $— $55,408 


Fair Value Measurements Using
December 31, 2025Fair ValueQuoted Prices in
Active Markets for
Identical Assets
(Level 1)		Significant Other
Observable
 Inputs
(Level 2)		Significant Unobservable
Inputs
(Level 3)
Collateral dependent loans$65,302 $— $— $65,302 
Summary of Unobservable Inputs Used in Recurring and Nonrecurring Level 3 Fair Value Measurements Other than Goodwill
The following tables present quantitative information about unobservable inputs used in recurring and nonrecurring Level 3 fair value measurements, other than goodwill, at June 30, 2026 and December 31, 2025.

June 30, 2026Fair ValueValuation TechniqueUnobservable InputsRange (Weighted-Average)
State and municipal securities$2,421 Discounted cash flowMaturity/Call date
1 month to 5 years
US Muni BQ curve
BBB
Discount rate
3.2% - 5.1%
Weighted-average coupon
3.8%
Corporate obligations $31 Discounted cash flowRisk free rate
3 month CME Term SOFR plus 26bps
plus premium for illiquidity (basis points)
plus 200bps
Weighted-average coupon
0%
Collateral dependent loans$55,408 Collateral based measurementsDiscount to reflect current market conditions and ultimate collectability
0% - 90%
Weighted-average discount by loan balance
24.2%
December 31, 2025Fair ValueValuation TechniqueUnobservable InputsRange (Weighted-Average)
State and municipal securities$1,955 Discounted cash flowMaturity/Call date
1 month to 5 years
US Muni BQ curve
BBB
Discount rate
3.6% - 5.7%
Weighted-average coupon
3.6%
Corporate obligations and U.S. Government-sponsored mortgage-backed securities$31 Discounted cash flowRisk free rate
3 month CME Term
SOFR plus 26bps
plus premium for illiquidity (basis points)
plus 200bps
Weighted-average coupon
0%
Collateral dependent loans$65,302 Collateral based measurementsDiscount to reflect current market conditions and ultimate collectability
1% - 16%
Weighted-average discount by loan balance
1.5%
Summary of Estimated Fair Values of Financial Instruments
The following tables present estimated fair values of the Corporation’s financial instruments not carried at fair value and the level within the fair value hierarchy in which the fair value measurements fall at June 30, 2026 and December 31, 2025.

June 30, 2026
Quoted Prices in Active Markets
for Identical
Assets		Significant
Other
Observable
Inputs		Significant Unobservable
Inputs
Carrying Amount(Level 1)(Level 2)(Level 3)Total Fair Value
Assets:
Cash and due from banks$86,665 $86,665 $— $— $86,665 
Interest-bearing deposits529,432 529,432 — — 529,432 
Investment securities held to maturity, net of allowance for credit losses1,907,684 — 1,650,805 3,138 1,653,943 
Loans held for sale77,880 — 77,880 — 77,880 
Net loans15,289,122 — — 15,352,936 15,352,936 
Federal Home Loan Bank stock70,818 — 70,818 — 70,818 
Interest receivable101,927 — 101,927 — 101,927 
Liabilities:
Deposits$16,753,381 $14,614,077 $2,131,657 $— $16,745,734 
Borrowings:
Securities sold under repurchase agreements103,340 — 103,333 — 103,333 
Federal Home Loan Bank advances1,414,059 — 1,411,741 — 1,411,741 
Subordinated debentures and other borrowings86,350 — 79,438 — 79,438 
Interest payable17,491 — 17,491 — 17,491 
December 31, 2025
Quoted Prices in Active Markets
for Identical
Assets		Significant
Other
Observable
Inputs		Significant Unobservable
Inputs
Carrying Amount(Level 1)(Level 2)(Level 3)Total Fair Value
Assets:
Cash and due from banks$84,158 $84,158 $— $— $84,158 
Interest-bearing deposits196,300 196,300 — — 196,300 
Investment securities held to maturity, net of allowance for credit losses1,971,539 — 1,713,872 4,415 1,718,287 
Loans held for sale20,079 — 20,079 — 20,079 
Net loans13,596,110 — — 13,498,304 13,498,304 
Federal Home Loan Bank stock47,245 — 47,245 — 47,245 
Interest receivable93,374 — 93,374 — 93,374 
Liabilities:
Deposits$15,294,855 $13,252,258 $2,042,782 $— $15,295,040 
Borrowings:
Federal funds purchased40,000 — 40,000 — 40,000 
Securities sold under repurchase agreements103,755 — 103,747 — 103,747 
Federal Home Loan Bank advances798,549 — 803,396 — 803,396 
Subordinated debentures and other borrowings57,630 — 53,982 — 53,982 
Interest payable18,235 — 18,235 — 18,235