S&T BANCORP INC — Earnings Release 2010

Jan 25, 2010

United States

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
Form 8-K
Current Report
Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported) January 25, 2010
S&T Bancorp, Inc. ____________ (Exact Name of Registrant as Specified in its Charter)
Pennsylvania _____ (State or Other Jurisdiction of Incorporation)	0-12508 _____ (Commission File Number)	25-1434426 _____ (IRS Employer Identification No.)
800 Philadelphia Street, Indiana, PA ______ (Address of Principal Executive Offices)		15701 _______ Zip Code
Registrant's telephone number, including area code		(800) 325-2265
Former name or address, if changed since last report		Not Applicable

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

Item 2.02 - Results of Operations and Financial Condition

On January 25, 2010, S&T Bancorp, Inc. announced by press release its earnings for the three and twelve months ended December 31, 2009. A copy of the press release is attached hereto as Exhibit 99.1. The information contained in this Report on Form 8-K is furnished pursuant to Item 2.02 and shall not be deemed "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that section, nor shall such information be deemed incorporated by reference in any filing under the Securities Exchange Act of 1933, as amended, except as shall be expressly set forth by specific reference in such filing.

Item 9.01 - Financial Statements and Exhibits (d) Exhibits. The exhibit listed on the Exhibit Index accompanying this Form 8-K is filed herewith. (99.1) Press Release

SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed by the undersigned thereunto duly authorized.
January 25, 2010	S&T Bancorp, Inc.
	/s/ Robert E. Rout
	Robert E. Rout Senior Executive Vice President, Chief Financial Officer, Chief Administrative Officer and Secretary

Exhibit Index — Number	Description	Method of Filing
99.1	Press Release	Filed herewith