| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Barsz Peter Richard | Director | 800 PHILADELPHIA STREET, INDIANA | /s/ Jackie Kennane, attorney-in-fact for Peter Richard Barsz | 13 Feb 2026 | 0001732803 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | STBA | Common Stock | Other | $63,060 | +1,603 | +18% | $39.35 | 10,598 | 31 Dec 2025 | Direct | F1 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | STBA | Director Restricted Stock Units | 1,832 | 31 Dec 2025 | Common Stock | 1,832 | Direct | F2, F3, F4 | ||||||
| holding | STBA | Director Restricted Stock Units | 1,290 | 31 Dec 2025 | Common Stock | 1,290 | Direct | F2, F4, F5 | ||||||
| holding | STBA | Director Restricted Stock Units | 1,905 | 31 Dec 2025 | Common Stock | 1,905 | Direct | F4, F6, F7 | ||||||
| holding | STBA | Director Restricted Stock Units | 1,573 | 31 Dec 2025 | Common Stock | 1,573 | Direct | F2, F4, F5 |
| Id | Content |
|---|---|
| F1 | Increase due to reinvested dividends in a dividend reinvestment plan. |
| F2 | Each restricted stock unit represents a contingent right to receive one share of S&T Bancorp, Inc. common stock. |
| F3 | The restricted stock units vest in one year from the date of issuance. Vested shares will be delivered to the reporting person upon vesting. |
| F4 | In accordance with a pre-established deferral election made by the reporting person, vested shares will be delivered to the reporting person upon separation from service, a pre-selected date, or sooner upon the occurrence of certain events. |
| F5 | The restricted stock units vest in 364 days from date of issuance. Vested shares will be delivered to the reporting person upon vesting. |
| F6 | Each restricted stock unit issued on 05/16/2023 represents a contingent right to receive one share of S&T Bancorp, Inc. common stock. |
| F7 | The restricted stock units vest in 364 days from 05/16/2023. Vested shares will be delivered to the reporting person upon vesting. |