0001140361-11-029886.txt : 20110525 0001140361-11-029886.hdr.sgml : 20110525 20110525171936 ACCESSION NUMBER: 0001140361-11-029886 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20110523 FILED AS OF DATE: 20110525 DATE AS OF CHANGE: 20110525 ISSUER: 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: 1231 BUSINESS ADDRESS: BUSINESS PHONE: (704) 588-5310 MAIL ADDRESS: STREET 1: 11430 N. COMMUNITY ROAD, SUITE 350 CITY: CHARLOTTE STATE: NC ZIP: 28277 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: LANDY JOSEPH CENTRAL INDEX KEY: 0001220638 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-32266 FILM NUMBER: 11871861 MAIL ADDRESS: STREET 1: C/O WARBURG PINCUS LLC STREET 2: 466 LEXINGTON AVE CITY: NEW YORK STATE: NY ZIP: 10017 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: KAYE CHARLES R CENTRAL INDEX KEY: 0001239318 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-32266 FILM NUMBER: 11871862 MAIL ADDRESS: STREET 1: C/O WARBURG PINCUS LLC STREET 2: 450 LEXINGTON AVE CITY: NEW YORK STATE: NY ZIP: 10017 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: WARBURG PINCUS & CO CENTRAL INDEX KEY: 0000929408 STATE OF INCORPORATION: NY FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-32266 FILM NUMBER: 11871863 BUSINESS ADDRESS: STREET 1: 450 LEXINGTON AVENUE STREET 2: NEW YORK CITY: NY STATE: NY ZIP: 100173147 BUSINESS PHONE: 2128780600 MAIL ADDRESS: STREET 1: 450 LEXINGTON AVENUE STREET 2: NEW YORK CITY: NY STATE: NY ZIP: 100173147 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: WARBURG PINCUS PRIVATE EQUITY VIII L P CENTRAL INDEX KEY: 0001157334 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-32266 FILM NUMBER: 11871865 BUSINESS ADDRESS: STREET 1: 466 LEXINGTON AVENUE CITY: NEW YORK STATE: NY ZIP: 10017 BUSINESS PHONE: 2128780600 MAIL ADDRESS: STREET 1: 466 LEXINGTON AVENUE CITY: NEW YORK STATE: NY ZIP: 10017 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: WARBURG PINCUS LLC CENTRAL INDEX KEY: 0001162870 STATE OF INCORPORATION: NY FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-32266 FILM NUMBER: 11871866 BUSINESS ADDRESS: STREET 1: 450 LEXINGTON AVENUE CITY: NEW YORK STATE: NY ZIP: 10017 BUSINESS PHONE: 2128780600 MAIL ADDRESS: STREET 1: 450 LEXINGTON AVENUE CITY: NEW YORK STATE: NY ZIP: 10017 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Warburg Pincus Partners LLC CENTRAL INDEX KEY: 0001322709 STATE OF INCORPORATION: NY FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-32266 FILM NUMBER: 11871864 BUSINESS ADDRESS: STREET 1: 450 LEXINGTON AVENUE CITY: NEW YORK STATE: NY ZIP: 10017 BUSINESS PHONE: 212-878-0600 MAIL ADDRESS: STREET 1: 450 LEXINGTON AVENUE CITY: NEW YORK STATE: NY ZIP: 10017 4 1 doc1.xml FORM 4 X0303 4 2011-05-23 1 0001292556 Polypore International, Inc. PPO 0001157334 WARBURG PINCUS PRIVATE EQUITY VIII L P C/O WARBURG PINCUS LLC 450 LEXINGTON AVENUE NEW YORK NY 10017 0 0 1 0 0001322709 Warburg Pincus Partners LLC C/O WARBURG PINCUS LLC 450 LEXINGTON AVENUE NEW YORK NY 10017 0 0 1 0 0000929408 WARBURG PINCUS & CO C/O WARBURG PINCUS LLC 450 LEXINGTON AVENUE NEW YORK NY 10017 0 0 1 0 0001162870 WARBURG PINCUS LLC 450 LEXINGTON AVENUE NEW YORK NY 10017 0 0 1 0 0001239318 KAYE CHARLES R C/O WARBURG PINCUS LLC 450 LEXINGTON AVENUE NEW YORK NY 10017 0 0 1 0 0001220638 LANDY JOSEPH C/O WARBURG PINCUS LLC 450 LEXINGTON AVENUE NEW YORK NY 10017 0 0 1 0 Common Stock 2011-05-23 4 J 0 1508512 0 D 1545117 D Distribution by the Reporting Person to its partners on a pro rata basis with no consideration being paid to the Reporting Person in connection therewith. See Exhibit 99.1 attached hereto. Exhibit List: Exhibit 99.1 - Explanation of Responses Warburg Pincus Private Equity VIII, L.P., By Warburg Pincus Partners, LLC (its General Partner), By Warburg Pincus & Co. (its Managing Member), By /s/ Scott A. Arenare, Partner 2011-05-25 Warburg Pincus Partners LLC, By Warburg Pincus & Co. (its Managing Member), By /s/ Scott A. Arenare, Partner 2011-05-25 Warburg Pincus & Co., By /s/ Scott A. Arenare, Partner 2011-05-25 Warburg Pincus LLC, By /s/ Scott A. Arenare, Managing Director 2011-05-25 Charles R. Kaye, By /s/ Scott A. Arenare, Attorney-in-Fact 2011-05-25 Joseph Landy, By /s/ Scott A. Arenare, Attorney-in-Fact 2011-05-25 EX-99.1 2 misc1.htm MISCELLANEOUS EXHIBITS Unassociated Document

Explanation of Responses
 
Prior to the transaction reported by this Form 4, Warburg Pincus Private Equity VIII, L.P., a Delaware limited partnership (and together with two affiliated limited partnerships, “WP VIII”), was the direct record owner of 3,053,629 shares of Polypore International, Inc. Common Stock (the “Common Stock”).
 
Following the transaction reported herein, WP VIII is the direct record owner of 1,545,117 shares of Common Stock.
 
The sole general partner of Warburg Pincus Private Equity VIII, L.P. is Warburg Pincus Partners, LLC, a New York limited liability company (“WPP LLC”).  Warburg Pincus & Co., a New York general partnership (“WP”), is the managing member of WPP LLC.  Warburg Pincus LLC, a New York limited liability company (“WP LLC”), manages WP VIII.  Charles R. Kaye and Joseph P. Landy are each Managing General Partners of WP and Co-Presidents and Managing Members of WP LLC.  Mr. Kaye and Mr. Landy may be deemed to control WP.  Each of WPP LLC, WP, WP LLC, Mr. Kaye and Mr. Landy all disclaim beneficial ownership of all shares of Common Stock except to the extent of any indirect pecuniary interest therein.