<SEC-DOCUMENT>0001558370-20-003762-index.html : 20200409
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<ACCEPTANCE-DATETIME>20200409160928
ACCESSION NUMBER:		0001558370-20-003762
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20200409
DATE AS OF CHANGE:		20200409
EFFECTIVENESS DATE:		20200409

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			COLLEGIUM PHARMACEUTICAL, INC
		CENTRAL INDEX KEY:			0001267565
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			VA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37372
		FILM NUMBER:		20784624

	BUSINESS ADDRESS:	
		STREET 1:		100 TECHNOLOGY CENTER DRIVE
		CITY:			STOUGHTON
		STATE:			MA
		ZIP:			02072
		BUSINESS PHONE:		781-713-3699

	MAIL ADDRESS:	
		STREET 1:		100 TECHNOLOGY CENTER DRIVE
		CITY:			STOUGHTON
		STATE:			MA
		ZIP:			02072

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	COLLEGIUM PHARMACEUTICAL INC
		DATE OF NAME CHANGE:	20031020
</SEC-HEADER>
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<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>defa14a.htm
<DESCRIPTION>DEFA14A
<TEXT>
Document 1 - file: defa14a.htm

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<SEQUENCE>2
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<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: defa14ag001.gif

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<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>defa14ag002.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: defa14ag002.gif

</DOCUMENT>
</SEC-DOCUMENT>