    <SEC-DOCUMENT>0001140361-23-012661-index.html : 20230321
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    <ACCEPTANCE-DATETIME>20230321060610
    ACCESSION NUMBER:		0001140361-23-012661
    CONFORMED SUBMISSION TYPE:	DEFA14A
    PUBLIC DOCUMENT COUNT:		16
    FILED AS OF DATE:		20230321
    DATE AS OF CHANGE:		20230321

    FILER:

    	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:		DEFA14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	000-51173
    		FILM NUMBER:		23747776

    	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
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