<SEC-DOCUMENT>0000903423-16-000781-index.html : 20160202
<SEC-HEADER>0000903423-16-000781.hdr.sgml : 20160202
<ACCEPTANCE-DATETIME>20160202195830
ACCESSION NUMBER:		0000903423-16-000781
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20160202
FILED AS OF DATE:		20160202
DATE AS OF CHANGE:		20160202

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Editas Medicine, Inc.
		CENTRAL INDEX KEY:			0001650664
		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
		IRS NUMBER:				464097528
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		300 THIRD STREET
		STREET 2:		FIRST FLOOR
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02142
		BUSINESS PHONE:		617-401-9000

	MAIL ADDRESS:	
		STREET 1:		300 THIRD STREET
		STREET 2:		FIRST FLOOR
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02142

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Sundheim Daniel S.
		CENTRAL INDEX KEY:			0001621588

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37687
		FILM NUMBER:		161382741

	MAIL ADDRESS:	
		STREET 1:		C/O VIKING GLOBAL INVESTORS LP
		STREET 2:		280 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Ott David C.
		CENTRAL INDEX KEY:			0001621842

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37687
		FILM NUMBER:		161382742

	MAIL ADDRESS:	
		STREET 1:		C/O VIKING GLOBAL INVESTORS LP
		STREET 2:		280 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			HALVORSEN OLE ANDREAS
		CENTRAL INDEX KEY:			0001133006

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37687
		FILM NUMBER:		161382743

	MAIL ADDRESS:	
		STREET 1:		C/O VIKING GLOBAL INVESTORS LP
		STREET 2:		280 PARK AVE 35TH
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Viking Global Opportunities Portfolio GP LLC
		CENTRAL INDEX KEY:			0001629472
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37687
		FILM NUMBER:		161382745

	BUSINESS ADDRESS:	
		STREET 1:		55 RAILROAD AVENUE
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830
		BUSINESS PHONE:		203-863-5000

	MAIL ADDRESS:	
		STREET 1:		55 RAILROAD AVENUE
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830

	FORMER NAME:	
		FORMER CONFORMED NAME:	VGO Portfolio GP LLC
		DATE OF NAME CHANGE:	20141230

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			VIKING GLOBAL INVESTORS LP
		CENTRAL INDEX KEY:			0001103804
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37687
		FILM NUMBER:		161382747

	BUSINESS ADDRESS:	
		STREET 1:		55 RAILROAD AVENUE
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830
		BUSINESS PHONE:		203-863-5062

	MAIL ADDRESS:	
		STREET 1:		55 RAILROAD AVENUE
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Viking Global Opportunities GP LLC
		CENTRAL INDEX KEY:			0001629476
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37687
		FILM NUMBER:		161382744

	BUSINESS ADDRESS:	
		STREET 1:		55 RAILROAD AVENUE
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830
		BUSINESS PHONE:		203-863-5000

	MAIL ADDRESS:	
		STREET 1:		55 RAILROAD AVENUE
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Viking Global Opportunities Illiquid Investments Sub-Master LP
		CENTRAL INDEX KEY:			0001629482
		STATE OF INCORPORATION:			E9
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37687
		FILM NUMBER:		161382746

	BUSINESS ADDRESS:	
		STREET 1:		MORGAN STANLEY SERVICES (CAYMAN)
		STREET 2:		CRICKET SQ., HUTCHINS DR., P.O. BOX 2681
		CITY:			GRAND CAYMAN
		STATE:			E9
		ZIP:			KY1-1111
		BUSINESS PHONE:		441-295-9166

	MAIL ADDRESS:	
		STREET 1:		MORGAN STANLEY SERVICES (CAYMAN)
		STREET 2:		CRICKET SQ., HUTCHINS DR., P.O. BOX 2681
		CITY:			GRAND CAYMAN
		STATE:			E9
		ZIP:			KY1-1111

	FORMER NAME:	
		FORMER CONFORMED NAME:	VGO Illiquid Investments Sub-Master LP
		DATE OF NAME CHANGE:	20141230
</SEC-HEADER>
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