<SEC-DOCUMENT>0001104659-15-057222-index.html : 20150806
<SEC-HEADER>0001104659-15-057222.hdr.sgml : 20150806
<ACCEPTANCE-DATETIME>20150806165907
ACCESSION NUMBER:		0001104659-15-057222
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20150806
DATE AS OF CHANGE:		20150806

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Polypore International, Inc.
		CENTRAL INDEX KEY:			0001292556
		STANDARD INDUSTRIAL CLASSIFICATION:	MISCELLANEOUS CHEMICAL PRODUCTS [2890]
		IRS NUMBER:				432049334
		FISCAL YEAR END:			0103

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-83091
		FILM NUMBER:		151033929

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		(704) 587-8409

	MAIL ADDRESS:	
		STREET 1:		11430 N. COMMUNITY ROAD, SUITE 350
		CITY:			CHARLOTTE
		STATE:			NC
		ZIP:			28277

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PRIMECAP MANAGEMENT CO/CA/
		CENTRAL INDEX KEY:			0000763212
		IRS NUMBER:				953868081

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		225 SOUTH LAKE AVE STE 400
		CITY:			PASADENA
		STATE:			CA
		ZIP:			91101-3005
		BUSINESS PHONE:		8183049222

	MAIL ADDRESS:	
		STREET 1:		225 SOUTH LAKE AVE SUITE 400
		CITY:			PASADENA
		STATE:			CA
		ZIP:			91101
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>a15-17115_4sc13ga.htm
<DESCRIPTION>SC 13G/A
<TEXT>
Document 1 - file: a15-17115_4sc13ga.htm

</DOCUMENT>
</SEC-DOCUMENT>