<SEC-DOCUMENT>0001172661-24-001210-index.html : 20240214
<SEC-HEADER>0001172661-24-001210.hdr.sgml : 20240214
<ACCEPTANCE-DATETIME>20240214141126
ACCESSION NUMBER:		0001172661-24-001210
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20240214
DATE AS OF CHANGE:		20240214

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Mereo BioPharma Group plc
		CENTRAL INDEX KEY:			0001719714
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		ORGANIZATION NAME:           	03 Life Sciences
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			X0
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-91444
		FILM NUMBER:		24635952

	BUSINESS ADDRESS:	
		STREET 1:		ONE CAVENDISH PLACE
		STREET 2:		FOURTH FLOOR
		CITY:			LONDON
		STATE:			X0
		ZIP:			W1G0QF
		BUSINESS PHONE:		4403330237300

	MAIL ADDRESS:	
		STREET 1:		ONE CAVENDISH PLACE
		STREET 2:		FOURTH FLOOR
		CITY:			LONDON
		STATE:			X0
		ZIP:			W1G0QF

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Mereo Biopharma Group plc
		DATE OF NAME CHANGE:	20171016

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Rock Springs Capital Management LP
		CENTRAL INDEX KEY:			0001595725
		ORGANIZATION NAME:           	
		IRS NUMBER:				800944416
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		650 SOUTH EXETER STREET
		STREET 2:		SUITE 1070
		CITY:			BALTIMORE
		STATE:			MD
		ZIP:			21202
		BUSINESS PHONE:		4102200129

	MAIL ADDRESS:	
		STREET 1:		650 SOUTH EXETER STREET
		STREET 2:		SUITE 1070
		CITY:			BALTIMORE
		STATE:			MD
		ZIP:			21202
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>rocksprings-mreo123123a3.htm
<TEXT>
Document 1 - file: rocksprings-mreo123123a3.htm

</DOCUMENT>
</SEC-DOCUMENT>