Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0001193805-18-000259
Filing Date
2018-02-15
Accepted
2018-02-15 20:47:17
Documents
2
Period of Report
2018-02-15

Document Format Files

Seq Description Document Type Size
1 OWNERSHIP DOCUMENT e617702_3-catalyst.html 3  
1 OWNERSHIP DOCUMENT e617702_3-catalyst.xml 3 8818
2 e617702_ex99.htm EX-99 6840
  Complete submission text file 0001193805-18-000259.txt   19684
Mailing Address 780 THIRD AVENUE, 37TH FLOOR NEW YORK NY 10017
Business Address 780 THIRD AVENUE 37TH FLOOR NEW YORK NY 10017 2125511600
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) (Reporting) CIK: 0001009258 (see all company filings)

State of Incorp.: DE
Type: 3 | Act: 34 | File No.: 000-51173 | Film No.: 18619486

Mailing Address 780 THIRD AVENUE 37TH FLOOR NEW YORK NY 10017
Business Address 780 THIRD AVENUE 37TH FLOOR NEW YORK NY 10017 2125511600
Deerfield Mgmt L.P. (Reporting) CIK: 0001010823 (see all company filings)

Type: 3 | Act: 34 | File No.: 000-51173 | Film No.: 18619487

Mailing Address 260 LITTLEFIELD AVENUE SOUTH SAN FRANCISCO CA 94080
Business Address 260 LITTLEFIELD AVENUE SOUTH SAN FRANCISCO CA 94080 6507450655
CATALYST BIOSCIENCES, INC. (Issuer) CIK: 0001124105 (see all company filings)

EIN.: 562020050 | Fiscal Year End: 1231
SIC: 2834 Pharmaceutical Preparations

Mailing Address 780 THIRD AVENUE 37TH FLOOR NEW YORK NY 10017
Business Address 780 THIRD AVENUE 37TH FLOOR NEW YORK NY 10017 212-551-1600
DEERFIELD PARTNERS, L.P. (Reporting) CIK: 0001301041 (see all company filings)

State of Incorp.: DE
Type: 3 | Act: 34 | File No.: 000-51173 | Film No.: 18619485

Mailing Address 780 THIRD AVENUE 37TH FLOOR NEW YORK NY 10017
Business Address
Flynn James E (Reporting) CIK: 0001352546 (see all company filings)

Type: 3 | Act: 34 | File No.: 000-51173 | Film No.: 18619488

Mailing Address 780 3RD AVENUE 37TH FLOOR NEW YORK NY 10017
Business Address 780 3RD AVENUE 37TH FLOOR NEW YORK NY 10017 212-551-1600
Deerfield Special Situations Fund, L.P. (Reporting) CIK: 0001354395 (see all company filings)

State of Incorp.: DE
Type: 3 | Act: 34 | File No.: 000-51173 | Film No.: 18619484