<SEC-DOCUMENT>0000719220-20-000037-index.html : 20200518
<SEC-HEADER>0000719220-20-000037.hdr.sgml : 20200518
<ACCEPTANCE-DATETIME>20200518093148
ACCESSION NUMBER:		0000719220-20-000037
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		26
CONFORMED PERIOD OF REPORT:	20200518
ITEM INFORMATION:		Regulation FD Disclosure
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20200518
DATE AS OF CHANGE:		20200518

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:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-12508
		FILM NUMBER:		20888248

	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>8-K
<SEQUENCE>1
<FILENAME>form8k2020annualmeeting.htm
<DESCRIPTION>8-K
<TEXT>
Document 1 - file: form8k2020annualmeeting.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>stbaannualmeeting2020.htm
<DESCRIPTION>EXHIBIT 99.1
<TEXT>
Document 2 - file: stbaannualmeeting2020.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.SCH
<SEQUENCE>3
<FILENAME>stba-20200518.xsd
<DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT
<TEXT>
Document 3 - file: stba-20200518.xsd

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.CAL
<SEQUENCE>4
<FILENAME>stba-20200518_cal.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT
<TEXT>
Document 4 - file: stba-20200518_cal.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.DEF
<SEQUENCE>5
<FILENAME>stba-20200518_def.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT
<TEXT>
Document 5 - file: stba-20200518_def.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.LAB
<SEQUENCE>6
<FILENAME>stba-20200518_lab.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT
<TEXT>
Document 6 - file: stba-20200518_lab.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.PRE
<SEQUENCE>7
<FILENAME>stba-20200518_pre.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT
<TEXT>
Document 7 - file: stba-20200518_pre.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>stbaannualmeeting2020001.jpg
<TEXT>
Document 8 - file: stbaannualmeeting2020001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>stbaannualmeeting2020002.jpg
<TEXT>
Document 9 - file: stbaannualmeeting2020002.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>10
<FILENAME>stbaannualmeeting2020003.jpg
<TEXT>
Document 10 - file: stbaannualmeeting2020003.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>11
<FILENAME>stbaannualmeeting2020004.jpg
<TEXT>
Document 11 - file: stbaannualmeeting2020004.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>12
<FILENAME>stbaannualmeeting2020005.jpg
<TEXT>
Document 12 - file: stbaannualmeeting2020005.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>13
<FILENAME>stbaannualmeeting2020006.jpg
<TEXT>
Document 13 - file: stbaannualmeeting2020006.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>14
<FILENAME>stbaannualmeeting2020007.jpg
<TEXT>
Document 14 - file: stbaannualmeeting2020007.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>15
<FILENAME>stbaannualmeeting2020008.jpg
<TEXT>
Document 15 - file: stbaannualmeeting2020008.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>16
<FILENAME>stbaannualmeeting2020009.jpg
<TEXT>
Document 16 - file: stbaannualmeeting2020009.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>17
<FILENAME>stbaannualmeeting2020010.jpg
<TEXT>
Document 17 - file: stbaannualmeeting2020010.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>18
<FILENAME>stbaannualmeeting2020011.jpg
<TEXT>
Document 18 - file: stbaannualmeeting2020011.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>JSON
<SEQUENCE>19
<FILENAME>MetaLinks.json
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 19 - file: MetaLinks.json

</DOCUMENT>
<DOCUMENT>
<TYPE>ZIP
<SEQUENCE>20
<FILENAME>0000719220-20-000037-xbrl.zip
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 20 - file: 0000719220-20-000037-xbrl.zip

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>21
<FILENAME>R1.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 21 - file: R1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>23
<FILENAME>report.css
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 23 - file: report.css

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>24
<FILENAME>FilingSummary.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 24 - file: FilingSummary.html

Document 24 - RAW XML: FilingSummary.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>25
<FILENAME>form8k2020annualmeeting_htm.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 25 - file: form8k2020annualmeeting_htm.html

Document 25 - RAW XML: form8k2020annualmeeting_htm.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>26
<FILENAME>Show.js
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 26 - file: Show.js

</DOCUMENT>
<DOCUMENT>
<TYPE>EXCEL
<SEQUENCE>27
<FILENAME>Financial_Report.xlsx
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 27 - file: Financial_Report.xlsx

</DOCUMENT>
</SEC-DOCUMENT>