SEC Form 4 · accession 0001658977-26-000005
S&T BANCORP INC · STBA
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Melanie A Lazzari
Officer — Executive Vice President
Period of report
Jun 1, 2026
Accepted (ET)
Jun 3, 2026 · 2:52 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0000719220
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock | holding | — | — | — | 15,749 | D | ||
| Common Stock | holding | — | — | — | 8,041 | I | 401(k) | |
| Common Stock | holding | — | — | — | 9 | I | Spouse IRA |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Restricted Stock UnitsF1,F2 | — | Jun 1, 2026 | A | 1,500 | A | — | — | Common Stock | 1,500 | 1,500 | D |
| Restricted Stock UnitsF1,F3 | — | holding | — | — | — | — | — | Common Stock | 1,390 | 1,390 | D |
| Restricted Stock UnitsF1,F4 | — | holding | — | — | — | — | — | Common Stock | 968 | 968 | D |
| Restricted Stock UnitsF1,F5 | — | holding | — | — | — | — | — | Common Stock | 568 | 568 | D |
Explanation of responses
- F1Each restricted stock unit represents a contingent right to receive one share of S&T Bancorp, Inc. common stock.
- F2The restricted stock units vest in three equal annual installments beginning June 1, 2027. Vested shares will be delivered to the reporting person upon vesting.
- F3The restricted stock units vest in three equal annual installments beginning April 1, 2027. Vested shares will be delivered to the reporting person upon vesting.
- F4The restricted stock units vest in three equal annual installments beginning April 1, 2026. Vested shares will be delivered to the reporting person upon vesting.
- F5The restricted stock units vest in three equal annual installments beginning April 1, 2025. Vested shares will be delivered to the reporting person upon vesting.