<SEC-DOCUMENT>0000921895-19-002032-index.html : 20190723
<SEC-HEADER>0000921895-19-002032.hdr.sgml : 20190723
<ACCEPTANCE-DATETIME>20190723090044
ACCESSION NUMBER:		0000921895-19-002032
CONFORMED SUBMISSION TYPE:	SC 13D
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20190723
DATE AS OF CHANGE:		20190723

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
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-82442
		FILM NUMBER:		19966866

	BUSINESS ADDRESS:	
		STREET 1:		611 GATEWAY BLVD., SUITE 710
		CITY:			SOUTH SAN FRANCISCO
		STATE:			CA
		ZIP:			94080
		BUSINESS PHONE:		650-871-0761

	MAIL ADDRESS:	
		STREET 1:		611 GATEWAY BLVD., SUITE 710
		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:			SINGER JULIAN D.
		CENTRAL INDEX KEY:			0001628706

	FILING VALUES:
		FORM TYPE:		SC 13D

	MAIL ADDRESS:	
		STREET 1:		9777 PYRAMID COURT
		STREET 2:		SUITE 100
		CITY:			ENGLEWOOD
		STATE:			CO
		ZIP:			80112
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D
<SEQUENCE>1
<FILENAME>sc13d12126cat_07232019.htm
<DESCRIPTION>THE SCHEDULE 13D
<TEXT>
Document 1 - file: sc13d12126cat_07232019.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>ex991to13d12126cat_07232019.htm
<DESCRIPTION>LETTER TO THE BOARD, DATED JULY 22, 2019
<TEXT>
Document 2 - file: ex991to13d12126cat_07232019.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.2
<SEQUENCE>3
<FILENAME>ex992to13d12126cat_07232019.htm
<DESCRIPTION>JOINT FILING AGREEMENT
<TEXT>
Document 3 - file: ex992to13d12126cat_07232019.htm

</DOCUMENT>
</SEC-DOCUMENT>