<SEC-DOCUMENT>0001193125-18-185737-index.html : 20180606
<SEC-HEADER>0001193125-18-185737.hdr.sgml : 20180606
<ACCEPTANCE-DATETIME>20180606170301
ACCESSION NUMBER:		0001193125-18-185737
CONFORMED SUBMISSION TYPE:	S-3
PUBLIC DOCUMENT COUNT:		4
FILED AS OF DATE:		20180606
DATE AS OF CHANGE:		20180606

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MEI Pharma, Inc.
		CENTRAL INDEX KEY:			0001262104
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				510407811
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0630

	FILING VALUES:
		FORM TYPE:		S-3
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-225465
		FILM NUMBER:		18884420

	BUSINESS ADDRESS:	
		STREET 1:		3611 VALLEY CENTER DRIVE
		STREET 2:		SUITE 500
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92130
		BUSINESS PHONE:		858-792-6300

	MAIL ADDRESS:	
		STREET 1:		3611 VALLEY CENTER DRIVE
		STREET 2:		SUITE 500
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92130

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MARSHALL EDWARDS INC
		DATE OF NAME CHANGE:	20030902
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-3
<SEQUENCE>1
<FILENAME>d574160ds3.htm
<DESCRIPTION>S-3
<TEXT>
Document 1 - file: d574160ds3.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>2
<FILENAME>d574160dex51.htm
<DESCRIPTION>EX-5.1
<TEXT>
Document 2 - file: d574160dex51.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.2
<SEQUENCE>3
<FILENAME>d574160dex232.htm
<DESCRIPTION>EX-23.2
<TEXT>
Document 3 - file: d574160dex232.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>g574160g91p42.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: g574160g91p42.jpg

</DOCUMENT>
</SEC-DOCUMENT>