<SEC-DOCUMENT>0001144204-18-008668-index.html : 20180214
<SEC-HEADER>0001144204-18-008668.hdr.sgml : 20180214
<ACCEPTANCE-DATETIME>20180214135609
ACCESSION NUMBER:		0001144204-18-008668
CONFORMED SUBMISSION TYPE:	SC 13D/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20180214
DATE AS OF CHANGE:		20180214
GROUP MEMBERS:		GARY J. MORGENTHALER
GROUP MEMBERS:		GARY R. LITTLE
GROUP MEMBERS:		JOHN LUTSI
GROUP MEMBERS:		MORGENTHALER MANAGEMENT PARTNERS VIII, LLC
GROUP MEMBERS:		RALPH E. CHRISTOFFERSEN
GROUP MEMBERS:		ROBERT C. BELLAS, JR.
GROUP MEMBERS:		ROBERT D. PAVEY

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CATALYST BIOSCIENCES, INC.
		CENTRAL INDEX KEY:			0001124105
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				562020050
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-82442
		FILM NUMBER:		18610663

	BUSINESS ADDRESS:	
		STREET 1:		260 LITTLEFIELD AVENUE
		CITY:			SOUTH SAN FRANCISCO
		STATE:			CA
		ZIP:			94080
		BUSINESS PHONE:		6507450655

	MAIL ADDRESS:	
		STREET 1:		260 LITTLEFIELD AVENUE
		CITY:			SOUTH SAN FRANCISCO
		STATE:			CA
		ZIP:			94080

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	TARGACEPT INC
		DATE OF NAME CHANGE:	20000919

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Morgenthaler Partners VIII LP
		CENTRAL INDEX KEY:			0001352701
		IRS NUMBER:				000000000

	FILING VALUES:
		FORM TYPE:		SC 13D/A

	BUSINESS ADDRESS:	
		STREET 1:		50 PUBLIC SQUARE STE 2700
		CITY:			CLEVELAND
		STATE:			OH
		ZIP:			44113

	MAIL ADDRESS:	
		STREET 1:		50 PUBLIC SQUARE STE 2700
		CITY:			CLEVELAND
		STATE:			OH
		ZIP:			44113
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D/A
<SEQUENCE>1
<FILENAME>tv486071_sc13da.htm
<DESCRIPTION>SC 13D/A
<TEXT>
Document 1 - file: tv486071_sc13da.htm

</DOCUMENT>
</SEC-DOCUMENT>