S&T BANCORP INC — Director's Dealing 2012

Jan 10, 2012

SEC Form 3 — Initial Statement of Beneficial Ownership

Issuer: S&T BANCORP INC (STBA)
CIK: 0000719220
Period of Report: 2012-01-01

Reporting Person: Drahnak Stephen A. (Executive Vice President)

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	981.372	Direct
Common Stock	656	Direct
Common Stock	2780.46	Indirect
Common Stock	1042	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Stock Options (Right to Buy)	$37.08	2014-12-20	Common Stock (2000)		Direct
Stock Options (Right to Buy)	$37.855	2015-12-19	Common Stock (5000)		Direct

Footnotes

F1: Restricted Shares 26 remaining - 25% vested 01/01/10, 25% vested 01/01/11, 25% vested 01/01/12, 25% vesting 01/01/13

F2: Restricted Shares 315 remaining - 50% vesting 03/21/13, 50% vesting 03/21/14.

F3: Restricted Shares 315 remaining - These shares were granted by the Compensation and Benefits Committee of the Registrant's board of directors as restricted stock under the S&T Bancorp, Inc. Long Term Incentive Plan. The shares will be earned based on S&T's Return on Average Equity performance over a three year period, beginning March 21, 2011.