<SEC-DOCUMENT>0000903423-17-000689-index.html : 20171116
<SEC-HEADER>0000903423-17-000689.hdr.sgml : 20171116
<ACCEPTANCE-DATETIME>20171116164306
ACCESSION NUMBER:		0000903423-17-000689
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20171115
FILED AS OF DATE:		20171116
DATE AS OF CHANGE:		20171116

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:	001-32426
		FILM NUMBER:		171208463

	MAIL ADDRESS:	
		STREET 1:		C/O WARBURG PINCUS LLC
		STREET 2:		450 LEXINGTON AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Landy Joseph P.
		CENTRAL INDEX KEY:			0001220638

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32426
		FILM NUMBER:		171208462

	MAIL ADDRESS:	
		STREET 1:		C/O WARBURG PINCUS LLC
		STREET 2:		450 LEXINGTON AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017

	FORMER NAME:	
		FORMER CONFORMED NAME:	LANDY JOSEPH
		DATE OF NAME CHANGE:	20030225

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WARBURG PINCUS XI (E&P) PARTNERS-B, L.P.
		CENTRAL INDEX KEY:			0001676974
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32426
		FILM NUMBER:		171208467

	BUSINESS ADDRESS:	
		STREET 1:		450 LEXINGTON AVE
		STREET 2:		C/O WARBURG PINCUS LLC
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017
		BUSINESS PHONE:		2128780600

	MAIL ADDRESS:	
		STREET 1:		450 LEXINGTON AVE
		STREET 2:		C/O WARBURG PINCUS LLC
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017

	FORMER NAME:	
		FORMER CONFORMED NAME:	WARBURG PINCUS XI (E&P)PARTNERS-B, L.P.
		DATE OF NAME CHANGE:	20160613

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WARBURG PINCUS PRIVATE EQUITY (LEXINGTON) XI-A, L.P.
		CENTRAL INDEX KEY:			0001676982
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32426
		FILM NUMBER:		171208470

	BUSINESS ADDRESS:	
		STREET 1:		450 LEXINGTON AVE
		STREET 2:		C/O WARBURG PINCUS LLC
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017
		BUSINESS PHONE:		2128780600

	MAIL ADDRESS:	
		STREET 1:		450 LEXINGTON AVE
		STREET 2:		C/O WARBURG PINCUS LLC
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WARBURG PINCUS XI (LEXINGTON) PARTNERS-A, L.P.
		CENTRAL INDEX KEY:			0001676981
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32426
		FILM NUMBER:		171208468

	BUSINESS ADDRESS:	
		STREET 1:		450 LEXINGTON AVE
		STREET 2:		C/O WARBURG PINCUS LLC
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017
		BUSINESS PHONE:		2128780600

	MAIL ADDRESS:	
		STREET 1:		450 LEXINGTON AVE
		STREET 2:		C/O WARBURG PINCUS LLC
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Mustang HoldCo II LLC
		CENTRAL INDEX KEY:			0001611226
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32426
		FILM NUMBER:		171208471

	BUSINESS ADDRESS:	
		STREET 1:		C/O WARBURG PINCUS LLC
		STREET 2:		450 LEXINGTON AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017
		BUSINESS PHONE:		212-878-0600

	MAIL ADDRESS:	
		STREET 1:		C/O WARBURG PINCUS LLC
		STREET 2:		450 LEXINGTON AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017

	FORMER NAME:	
		FORMER CONFORMED NAME:	Mustang HoldCo 1 LLC
		DATE OF NAME CHANGE:	20140618

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WP MUSTANG CO-INVEST LLC
		CENTRAL INDEX KEY:			0001677111
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32426
		FILM NUMBER:		171208466

	BUSINESS ADDRESS:	
		STREET 1:		450 LEXINGTON AVE
		STREET 2:		C/O WARBURG PINCUS LLC
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017
		BUSINESS PHONE:		2128780600

	MAIL ADDRESS:	
		STREET 1:		450 LEXINGTON AVE
		STREET 2:		C/O WARBURG PINCUS LLC
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WP MUSTANG CO-INVEST-B L.P.
		CENTRAL INDEX KEY:			0001678060
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32426
		FILM NUMBER:		171208465

	BUSINESS ADDRESS:	
		STREET 1:		450 LEXINGTON AVENUE
		STREET 2:		C/O WARBURG PINCUS LLC
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017
		BUSINESS PHONE:		2128780600

	MAIL ADDRESS:	
		STREET 1:		450 LEXINGTON AVENUE
		STREET 2:		C/O WARBURG PINCUS LLC
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WP MUSTANG CO-INVEST-C L.P.
		CENTRAL INDEX KEY:			0001677007
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32426
		FILM NUMBER:		171208464

	BUSINESS ADDRESS:	
		STREET 1:		450 LEXINGTON AVE
		STREET 2:		C/O WARBURG PINCUS LLC
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017
		BUSINESS PHONE:		2128780600

	MAIL ADDRESS:	
		STREET 1:		450 LEXINGTON AVE
		STREET 2:		C/O WARBURG PINCUS LLC
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WP (LEXINGTON) HOLDINGS II, L.P.
		CENTRAL INDEX KEY:			0001678392
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32426
		FILM NUMBER:		171208469

	BUSINESS ADDRESS:	
		STREET 1:		450 LEXINGTON AVENUE
		STREET 2:		C/O WARBURG PINCUS LLC
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017
		BUSINESS PHONE:		2128780600

	MAIL ADDRESS:	
		STREET 1:		450 LEXINGTON AVENUE
		STREET 2:		C/O WARBURG PINCUS LLC
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WEX Inc.
		CENTRAL INDEX KEY:			0001309108
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-BUSINESS SERVICES, NEC [7389]
		IRS NUMBER:				010526993
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		97 DARLING AVENUE
		CITY:			SOUTH PORTLAND
		STATE:			ME
		ZIP:			04106
		BUSINESS PHONE:		(207) 773-8171

	MAIL ADDRESS:	
		STREET 1:		97 DARLING AVENUE
		CITY:			SOUTH PORTLAND
		STATE:			ME
		ZIP:			04106

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Wright Express CORP
		DATE OF NAME CHANGE:	20041118
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wp1wex.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
<TEXT>
Document 1 - file: wp1wex.html
Document 1 - RAW XML: wp1wex.xml
</DOCUMENT> </SEC-DOCUMENT>