<SEC-DOCUMENT>0000930413-20-000634-index.html : 20200228
<SEC-HEADER>0000930413-20-000634.hdr.sgml : 20200228
<ACCEPTANCE-DATETIME>20200228170916
ACCESSION NUMBER:		0000930413-20-000634
CONFORMED SUBMISSION TYPE:	497
PUBLIC DOCUMENT COUNT:		16
FILED AS OF DATE:		20200228
DATE AS OF CHANGE:		20200228
EFFECTIVENESS DATE:		20200228

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			RBB FUND, INC.
		CENTRAL INDEX KEY:			0000831114
		IRS NUMBER:				510312196
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			0831

	FILING VALUES:
		FORM TYPE:		497
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	033-20827
		FILM NUMBER:		20671992

	BUSINESS ADDRESS:	
		STREET 1:		615 E. MICHIGAN ST.
		CITY:			MILWAUKEE
		STATE:			WI
		ZIP:			53202
		BUSINESS PHONE:		609-731-6256

	MAIL ADDRESS:	
		STREET 1:		615 E. MICHIGAN ST.
		CITY:			MILWAUKEE
		STATE:			WI
		ZIP:			53202

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	RBB FUND INC
		DATE OF NAME CHANGE:	19920703

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FUND INC /DE/
		DATE OF NAME CHANGE:	19600201
<SERIES-AND-CLASSES-CONTRACTS-DATA>
<EXISTING-SERIES-AND-CLASSES-CONTRACTS>
<SERIES>
<OWNER-CIK>0000831114
<SERIES-ID>S000001094
<SERIES-NAME>Boston Partners Small Cap Value Fund II
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000002982
<CLASS-CONTRACT-NAME>INSTITUTIONAL
<CLASS-CONTRACT-TICKER-SYMBOL>BPSIX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000002983
<CLASS-CONTRACT-NAME>INVESTOR
<CLASS-CONTRACT-TICKER-SYMBOL>BPSCX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000831114
<SERIES-ID>S000001097
<SERIES-NAME>WPG Partners Small/Micro Cap Value Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000002987
<CLASS-CONTRACT-NAME>INSTITUTIONAL
<CLASS-CONTRACT-TICKER-SYMBOL>WPGTX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000831114
<SERIES-ID>S000001106
<SERIES-NAME>Boston Partners All-Cap Value Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000002997
<CLASS-CONTRACT-NAME>INSTITUTIONAL
<CLASS-CONTRACT-TICKER-SYMBOL>BPAIX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000002998
<CLASS-CONTRACT-NAME>INVESTOR
<CLASS-CONTRACT-TICKER-SYMBOL>BPAVX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000831114
<SERIES-ID>S000001108
<SERIES-NAME>Boston Partners Long/Short Equity Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000003001
<CLASS-CONTRACT-NAME>INSTITUTIONAL
<CLASS-CONTRACT-TICKER-SYMBOL>BPLSX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000003002
<CLASS-CONTRACT-NAME>INVESTOR
<CLASS-CONTRACT-TICKER-SYMBOL>BPLEX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000831114
<SERIES-ID>S000030191
<SERIES-NAME>Boston Partners Long/Short Research Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000092912
<CLASS-CONTRACT-NAME>Investor Class
<CLASS-CONTRACT-TICKER-SYMBOL>BPRRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000092913
<CLASS-CONTRACT-NAME>Institutional Class
<CLASS-CONTRACT-TICKER-SYMBOL>BPIRX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000831114
<SERIES-ID>S000035438
<SERIES-NAME>Boston Partners Global Equity Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000108833
<CLASS-CONTRACT-NAME>Investor Class
<CLASS-CONTRACT-TICKER-SYMBOL>BPGRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000108834
<CLASS-CONTRACT-NAME>Institutional Class
<CLASS-CONTRACT-TICKER-SYMBOL>BPGIX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000831114
<SERIES-ID>S000040982
<SERIES-NAME>Boston Partners Global Long/Short Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000127173
<CLASS-CONTRACT-NAME>Institutional Class
<CLASS-CONTRACT-TICKER-SYMBOL>BGLSX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000127174
<CLASS-CONTRACT-NAME>Investor Class
<CLASS-CONTRACT-TICKER-SYMBOL>BGRSX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000831114
<SERIES-ID>S000051361
<SERIES-NAME>Boston Partners Emerging Markets Long/Short Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000161908
<CLASS-CONTRACT-NAME>Institutional Class
<CLASS-CONTRACT-TICKER-SYMBOL>BELSX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000831114
<SERIES-ID>S000058610
<SERIES-NAME>Boston Partners Emerging Markets Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000192521
<CLASS-CONTRACT-NAME>Institutional Class
<CLASS-CONTRACT-TICKER-SYMBOL>BPEMX
</CLASS-CONTRACT>
</SERIES>
</EXISTING-SERIES-AND-CLASSES-CONTRACTS>
</SERIES-AND-CLASSES-CONTRACTS-DATA>
</SEC-HEADER>
<DOCUMENT>
<TYPE>497
<SEQUENCE>1
<FILENAME>c95358_497.htm
<TEXT>
Document 1 - file: c95358_497.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>2 <FILENAME>x1_c95358x1x1.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 2 - file: x1_c95358x1x1.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>3 <FILENAME>x1_c95358x3x1.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 3 - file: x1_c95358x3x1.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>4 <FILENAME>x1_c95358x7x1.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 4 - file: x1_c95358x7x1.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>5 <FILENAME>x1_c95358x9x1.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 5 - file: x1_c95358x9x1.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>6 <FILENAME>x1_c95358x11x1.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 6 - file: x1_c95358x11x1.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>7 <FILENAME>x1_c95358x13x1.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 7 - file: x1_c95358x13x1.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>8 <FILENAME>x1_c95358x15x1.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 8 - file: x1_c95358x15x1.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>9 <FILENAME>x1_c95358x18x1.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 9 - file: x1_c95358x18x1.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>10 <FILENAME>x1_c95358x20x1.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 10 - file: x1_c95358x20x1.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>11 <FILENAME>x1_c95358x22x1.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 11 - file: x1_c95358x22x1.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>12 <FILENAME>x1_c95358x24x1.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 12 - file: x1_c95358x24x1.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>13 <FILENAME>x1_c95358x27x1.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 13 - file: x1_c95358x27x1.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>14 <FILENAME>x1_c95358x29x1.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 14 - file: x1_c95358x29x1.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>15 <FILENAME>x1_c95358x31x1.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 15 - file: x1_c95358x31x1.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>16 <FILENAME>x1_c95358x33x1.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 16 - file: x1_c95358x33x1.jpg
</DOCUMENT> </SEC-DOCUMENT>