<SEC-DOCUMENT>0000902219-14-001075-index.html : 20141015
<SEC-HEADER>0000902219-14-001075.hdr.sgml : 20141015
<ACCEPTANCE-DATETIME>20141010111552
ACCESSION NUMBER:		0000902219-14-001075
CONFORMED SUBMISSION TYPE:	SC 13G
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20141010
DATE AS OF CHANGE:		20141010

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ARATANA THERAPEUTICS, INC.
		CENTRAL INDEX KEY:			0001509190
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				383826477
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-87524
		FILM NUMBER:		141151593

	BUSINESS ADDRESS:	
		STREET 1:		1901 OLATHE BOULEVARD
		CITY:			KANSAS CITY
		STATE:			KS
		ZIP:			66103
		BUSINESS PHONE:		913.951.2130

	MAIL ADDRESS:	
		STREET 1:		1901 OLATHE BOULEVARD
		CITY:			KANSAS CITY
		STATE:			KS
		ZIP:			66103

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WELLINGTON MANAGEMENT CO LLP
		CENTRAL INDEX KEY:			0000902219
		STANDARD INDUSTRIAL CLASSIFICATION:	UNKNOWN SIC - 0000 [0000]
		IRS NUMBER:				042683227
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G

	BUSINESS ADDRESS:	
		STREET 1:		280 CONGRESS STREET
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02210
		BUSINESS PHONE:		6179515000

	MAIL ADDRESS:	
		STREET 1:		280 CONGRESS STREET
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02210

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	WELLINGTON MANAGEMENT CO
		DATE OF NAME CHANGE:	19930426
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G
<SEQUENCE>1
<FILENAME>sec_filing.htm
<DESCRIPTION>DISCLOSURE DOCUMENT
<TEXT>
Document 1 - file: sec_filing.htm

</DOCUMENT>
</SEC-DOCUMENT>