S&T BANCORP INC — Director's Dealing 2010

Feb 12, 2010

SEC Form 5 — Annual Statement of Changes in Beneficial Ownership

Issuer: S&T BANCORP INC (STBA)
CIK: 0000719220
Period of Report: 2009-12-31

Reporting Person: KIRK JOSEPH A (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2009-12-31	Common Stock	J	2217	$18.1775	Acquired	51851	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	805	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Stock Options (Right to Buy)	$19.8125	2010-12-18	Common Stock (5000)	5000	Direct
Stock Options (Right to Buy)	$24.40	2011-12-17	Common Stock (5000)	5000	Direct
Stock Options (Right to Buy)	$26.60	2012-12-16	Common Stock (3000)	3000	Direct
Stock Options (Right to Buy)	$29.965	2013-12-15	Common Stock (2500)	2500	Direct
Stock Options (Right to Buy)	$37.08	2014-12-20	Common Stock (2500)	2500	Direct
Stock Options (Right to Buy)	$37.855	2015-12-19	Common Stock (2500)	2500	Direct

Footnotes

F1: Increase due to reinvested dividends in a dividend reinvestment plan.