InsiderTrades

Form 4 for STBA S&T BANCORP INC

Accepted 2026-05-14 15:53:07 ET · period of report 2026-05-12 · accession 0000719220-26-000063 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2026-05-14 15:53 2026-05-12 STBA DONNELLY MICHAEL J Dir M - OptEx $44.03 +1,290 23.4K +6% +$56.8K
D 2026-05-14 15:53 2026-05-12 STBA DONNELLY MICHAEL J Dir M - OptEx $0.00 -1,290 0 -100% $0
D 2026-05-14 15:53 2026-05-12 STBA DONNELLY MICHAEL J Dir A - Grant $0.00 +1,136 1,136 New $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-05-12 M A 1,290 $44.03 23,374 D — — (F1) Upon vest, automatically converts into equal number of shares of common stock.
2 Derivative Director Restricted Stock Units 2026-05-12 M D 1,290 $0.00 0 D — · — to — 1,290 Common Stock (F2) Each restricted stock unit represents a contingent right to receive one share of S&T Bancorp, Inc. common stock. (F1) Upon vest, automatically converts into equal number of shares of common stock. (F3) The restricted stock units vest in 364 days from date of issuance. Vested shares will be delivered to the reporting person upon vesting. (F3) The restricted stock units vest in 364 days from date of issuance. Vested shares will be delivered to the reporting person upon vesting.
3 Derivative Director Restricted Stock Units 2026-05-12 A A 1,136 $0.00 1,136 D — · — to — 1,136 Common Stock (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 364 days from date of issuance. Vested shares will be delivered to the reporting person upon vesting. (F3) The restricted stock units vest in 364 days from date of issuance. Vested shares will be delivered to the reporting person upon vesting.