<SEC-DOCUMENT>0001104659-20-021763-index.html : 20200214
<SEC-HEADER>0001104659-20-021763.hdr.sgml : 20200214
<ACCEPTANCE-DATETIME>20200214161433
ACCESSION NUMBER:		0001104659-20-021763
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20200214
DATE AS OF CHANGE:		20200214
GROUP MEMBERS:		BAKER BROS. ADVISORS (GP) LLC
GROUP MEMBERS:		FELIX J. BAKER
GROUP MEMBERS:		JULIAN C. BAKER

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Merus N.V.
		CENTRAL INDEX KEY:			0001651311
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			P7
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-89510
		FILM NUMBER:		20619965

	BUSINESS ADDRESS:	
		STREET 1:		YALELAAN 62
		CITY:			3584 CM UTRECHT
		STATE:			P7
		ZIP:			3584 CM
		BUSINESS PHONE:		31 030 253 8800

	MAIL ADDRESS:	
		STREET 1:		YALELAAN 62
		CITY:			3584 CM UTRECHT
		STATE:			P7
		ZIP:			3584 CM

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Merus B.V.
		DATE OF NAME CHANGE:	20150819

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BAKER BROS. ADVISORS LP
		CENTRAL INDEX KEY:			0001263508
		IRS NUMBER:				134093645
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		860 WASHINGTON STREET
		STREET 2:		3RD FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10014
		BUSINESS PHONE:		2123395600

	MAIL ADDRESS:	
		STREET 1:		860 WASHINGTON STREET
		STREET 2:		3RD FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10014

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BAKER BROS ADVISORS LLC
		DATE OF NAME CHANGE:	20030911
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>tm205617d16_sc13ga.htm
<DESCRIPTION>SC 13G/A
<TEXT>
Document 1 - file: tm205617d16_sc13ga.htm

</DOCUMENT>
</SEC-DOCUMENT>