<SEC-DOCUMENT>0001626129-17-000542-index.html : 20170922
<SEC-HEADER>0001626129-17-000542.hdr.sgml : 20170922
<ACCEPTANCE-DATETIME>20170922163636
ACCESSION NUMBER:		0001626129-17-000542
CONFORMED SUBMISSION TYPE:	S-4
PUBLIC DOCUMENT COUNT:		11
FILED AS OF DATE:		20170922
DATE AS OF CHANGE:		20170922

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			FIRST FINANCIAL BANCORP /OH/
		CENTRAL INDEX KEY:			0000708955
		STANDARD INDUSTRIAL CLASSIFICATION:	NATIONAL COMMERCIAL BANKS [6021]
		IRS NUMBER:				311042001
		STATE OF INCORPORATION:			OH
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-4
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-220583
		FILM NUMBER:		171097960

	BUSINESS ADDRESS:	
		STREET 1:		255 EAST FIFTH STREET
		STREET 2:		SUITE 800
		CITY:			CINCINNATI
		STATE:			OH
		ZIP:			45202
		BUSINESS PHONE:		8773229530

	MAIL ADDRESS:	
		STREET 1:		255 EAST FIFTH STREET
		STREET 2:		SUITE 800
		CITY:			CINCINNATI
		STATE:			OH
		ZIP:			45202
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-4
<SEQUENCE>1
<FILENAME>bs62710x1_s4.htm
<DESCRIPTION>FORM S-4
<TEXT>
Document 1 - file: bs62710x1_s4.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>2
<FILENAME>bs62710x1_ex5-1.htm
<DESCRIPTION>EXHIBIT 5.1
<TEXT>
Document 2 - file: bs62710x1_ex5-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.4
<SEQUENCE>3
<FILENAME>bs62710x1_ex23-4.htm
<DESCRIPTION>EXHIBIT 23.4
<TEXT>
Document 3 - file: bs62710x1_ex23-4.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.5
<SEQUENCE>4
<FILENAME>bs62710x1_ex23-5.htm
<DESCRIPTION>EXHIBIT 23.5
<TEXT>
Document 4 - file: bs62710x1_ex23-5.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.6
<SEQUENCE>5
<FILENAME>bs62710x1_ex23-6.htm
<DESCRIPTION>EXHIBIT 23.6
<TEXT>
Document 5 - file: bs62710x1_ex23-6.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>6
<FILENAME>bs62710x1_ex99-1.htm
<DESCRIPTION>EXHIBIT 99.1
<TEXT>
Document 6 - file: bs62710x1_ex99-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.2
<SEQUENCE>7
<FILENAME>bs62710x1_ex99-2.htm
<DESCRIPTION>EXHIBIT 99.2
<TEXT>
Document 7 - file: bs62710x1_ex99-2.htm

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

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

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

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

</DOCUMENT>
</SEC-DOCUMENT>