<SEC-DOCUMENT>0001144204-18-006967-index.html : 20180209
<SEC-HEADER>0001144204-18-006967.hdr.sgml : 20180209
<ACCEPTANCE-DATETIME>20180209163014
ACCESSION NUMBER:		0001144204-18-006967
CONFORMED SUBMISSION TYPE:	SC 13D
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20180209
DATE AS OF CHANGE:		20180209
GROUP MEMBERS:		PETER KOLCHINSKY

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Solid Biosciences Inc.
		CENTRAL INDEX KEY:			0001707502
		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
		IRS NUMBER:				900943402

	FILING VALUES:
		FORM TYPE:		SC 13D
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-90280
		FILM NUMBER:		18592187

	BUSINESS ADDRESS:	
		STREET 1:		161 FIRST STREET, THIRD FLOOR
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02142
		BUSINESS PHONE:		617-337-4682

	MAIL ADDRESS:	
		STREET 1:		161 FIRST STREET, THIRD FLOOR
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02142

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Solid Biosciences, LLC
		DATE OF NAME CHANGE:	20170524

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			RA CAPITAL MANAGEMENT, LLC
		CENTRAL INDEX KEY:			0001346824
		IRS NUMBER:				830406777
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D

	BUSINESS ADDRESS:	
		STREET 1:		20 PARK PLAZA, SUITE 1200
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02116
		BUSINESS PHONE:		617-778-2500

	MAIL ADDRESS:	
		STREET 1:		20 PARK PLAZA, SUITE 1200
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02116
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D
<SEQUENCE>1
<FILENAME>tv485500_sc13d.htm
<DESCRIPTION>SC 13D
<TEXT>
Document 1 - file: tv485500_sc13d.htm
</DOCUMENT> </SEC-DOCUMENT>