S&T BANCORP INC — Director's Dealing 2026

Feb 13, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: S&T BANCORP INC (STBA)
CIK: 0000719220
Period of Report: 2022-02-23

Reporting Person: MCCOMISH CHRISTOPHER J. (Director, Chief Executive Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2022-02-23	Common Stock	F	1817	$30.81	Disposed	4675	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Restricted Stock Units	$		Common Stock (11603)	11603	Direct
Restricted Stock Units	$		Common Stock (21335)	21335	Direct
Restricted Stock Units	$		Common Stock (10402)	10402	Direct
Restricted Stock Units	$		Common Stock (12404)	12404	Direct
Restricted Stock Units	$		Common Stock (12460)	12460	Direct

Footnotes

F1: Filing delay due by February 23, 2022 caused by administrative error.

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 three equal annual installments beginning April 1, 2024. 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 or sooner upon the occurrence of certain events.

F4: Acquired upon achievement of certain performance criteria pursuant to the performance-based restricted stock units granted April 1, 2022, under the Issuer's 2022 Long Term Incentive Plan. The performance period for the restricted stock units was January 1, 2022, until December 31, 2024, with achievement of the applicable performance criteria subject to determination by the Issuer's Compensation Committee. This determination was obtained on March 25, 2025.

F5: The restricted performance units awarded on April 1, 2022 vesting on April 1, 2025. Vested shares will be delivered to the reporting person upon vesting.

F6: Filing delay due by April 3, 2025, caused by software unable to attach footnotes to awards.

F7: The restricted stock units vest in three equal annual installments beginning April 1, 2026. 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 or sooner upon the occurrence of certain events.

F8: The restricted stock units vest in three equal annual installments beginning April 1, 2023. Vested shares will be delivered to the reporting person upon vesting.

F9: Correction to the name of the award. It is not a Director's award, but officer award. All other aspects of the award, including date of award, number of shares, and vesting remain unchanged.

F10: The restricted stock units vest in three equal annual installments beginning April 1, 2025. 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 or sooner upon the occurrence of certain events.