Company: STBA
Filing Date: 2025-11-06
Form Type: 10-Q
Source: 0000719220-25-000091
Chunk: 22

Company: S&T BANCORP INC
Filing Date: 2025-11-06
Form: 10-Q
Item: Part I, Item 8
Chunk 22
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415 Equity securities1,319 1,176 Total Securities Available for Sale$1,001,149 $987,591 The following table presents the amortized cost and fair value of available-for-sale debt securities as of the dates presented: September 30, 2025December 31, 2024(dollars in thousands)AmortizedCostGrossUnrealizedGainsGrossUnrealizedLossesFairValueAmortizedCostGrossUnrealizedGainsGrossUnrealizedLossesFairValueU.S. Treasury securities$96,544 $103 $(2,385)$94,262 $97,045 $— $(4,277)$92,768 Obligations of U.S. government corporations and agencies— — — — 15,260 — (189)15,071 Collateralized mortgage obligations of U.S. government corporations and agencies665,945 4,756 (33,165)637,536 643,690 872 (48,278)596,284 Residential mortgage-backed securities of U.S. government corporations and agencies36,950 7 (5,101)31,856 40,109 3 (6,905)33,207 Commercial mortgage-backed securities of U.S. government corporations and agencies234,259 2,377 (5,403)231,233 237,270 115 (12,587)224,798 Obligations of states and political subdivisions4,929 14 — 4,943 24,780 — (493)24,287 Total Available-for-Sale Debt Securities(1)$1,038,627 $7,257 $(46,054)$999,830 $1,058,154 $990 $(72,729)$986,415 (1) Excludes interest receivable of $3.3 million at September 30, 2025 and $3.7 million at December 31, 2024. Interest receivable is included in other assets in the Consolidated Balance Sheets.

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Table of ContentsS&T BANCORP, INC. AND SUBSIDIARIESNOTES TO CONDENSED CONSOLIDATED FINANCIAL STATEMENTS

The following tables present the fair value and the age of gross unrealized losses on available-for-sale debt securities