<SEC-DOCUMENT>0001193125-15-091464-index.html : 20150313
<SEC-HEADER>0001193125-15-091464.hdr.sgml : 20150313
<ACCEPTANCE-DATETIME>20150313171839
ACCESSION NUMBER:		0001193125-15-091464
CONFORMED SUBMISSION TYPE:	S-4MEF
PUBLIC DOCUMENT COUNT:		4
<REFERENCE-462B>333-200974
FILED AS OF DATE:		20150313
DATE AS OF CHANGE:		20150313
EFFECTIVENESS DATE:		20150313

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			S&T BANCORP INC
		CENTRAL INDEX KEY:			0000719220
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		IRS NUMBER:				251434426
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-4MEF
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-202754
		FILM NUMBER:		15700304

	BUSINESS ADDRESS:	
		STREET 1:		800 PHILADELPHIA STREET
		STREET 2:		PO BOX 190
		CITY:			INDIANA
		STATE:			PA
		ZIP:			15701
		BUSINESS PHONE:		724-427-2347

	MAIL ADDRESS:	
		STREET 1:		800 PHILADELPHIA STREET
		STREET 2:		PO BOX 190
		CITY:			INDIANA
		STATE:			PA
		ZIP:			15701
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-4MEF
<SEQUENCE>1
<FILENAME>d890906ds4mef.htm
<DESCRIPTION>FORM S-4MEF
<TEXT>
Document 1 - file: d890906ds4mef.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>2
<FILENAME>d890906dex51.htm
<DESCRIPTION>EX-5.1
<TEXT>
Document 2 - file: d890906dex51.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.2
<SEQUENCE>3
<FILENAME>d890906dex232.htm
<DESCRIPTION>EX-23.2
<TEXT>
Document 3 - file: d890906dex232.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>g890906head.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: g890906head.jpg

</DOCUMENT>
</SEC-DOCUMENT>