EDGAR Filing Documents for 0001193805-18-000260

Form SC 13G - Statement of Beneficial Ownership by Certain Investors:

SEC Accession No. 0001193805-18-000260

Filing Date

2018-02-16

Accepted

2018-02-15 20:49:39

Documents

Group Members

DEERFIELD MANAGEMENT COMPANY, L.P.DEERFIELD MGMT, L.P.DEERFIELD PARTNERS, L.P.DEERFIELD SPECIAL SITUATIONS FUND, L.P.

Document Format Files

Seq	Description	Document	Type	Size
1		e617703_sc13g-catalyst.htm	SC 13G	111715
	Complete submission text file	0001193805-18-000260.txt		113201

Mailing Address 260 LITTLEFIELD AVENUE SOUTH SAN FRANCISCO CA 94080

Business Address 260 LITTLEFIELD AVENUE SOUTH SAN FRANCISCO CA 94080 6507450655

CATALYST BIOSCIENCES, INC. (Subject) CIK: 0001124105 (see all company filings)

IRS No.: 562020050 | Fiscal Year End: 1231
Type: SC 13G | Act: 34 | File No.: 005-82442 | Film No.: 18619493
SIC: 2834 Pharmaceutical Preparations

Mailing Address 780 THIRD AVENUE 37TH FLOOR NEW YORK NY 10017

Business Address

Flynn James E (Filed by) CIK: 0001352546 (see all company filings)

Type: SC 13G