SC Filed 2019-12-31 Event — SEC 0001011438-19-000163 →

SINGER JULIAN D. → CATALYST BIOSCIENCES, INC. GYRE

Stake: — Shares: —

Item 4 — Purpose of Transaction

Not extracted from this filing — typically because it's an amendment (13D/A) and Item 4 is unchanged from the parent filing. Read the raw SEC filing →

Cross-References

Insider Activity (last 365d)

0 transactions

0 buys · 0 sales · 0 awards/exercises

Issuer Cluster

12 13D/G filings on this issuer

11 other filings besides this one

Filer Track Record

19 filings by this filer

18 other filings in the data moat

Short Interest · settle 2026-03-31

DTC 10.82

1,525,798 shares short · +10.8% vs prior

Other 13D/G Filings on CATALYST BIOSCIENCES, INC.

Filed	Form	Filer	Stake	Shares
2022-07-01	SC	JEC II Associates, LLC	—	—	view →
2022-03-16	SC	SINGER JULIAN D.	—	—	view →
2022-03-07	SC	SINGER JULIAN D.	—	—	view →
2022-02-28	SC	SINGER JULIAN D.	—	—	view →
2022-02-23	SC	SINGER JULIAN D.	—	—	view →
2022-01-27	SC	SINGER JULIAN D.	—	—	view →
2022-01-05	SC	SINGER JULIAN D.	—	—	view →
2021-10-26	SC	SINGER JULIAN D.	—	—	view →
2020-01-17	SC	SINGER JULIAN D.	—	—	view →
2018-02-14	SC	Morgenthaler Partners VIII LP	—	—	view →
2018-02-09	SC	HealthCare Ventures VIII, L.P.	—	—	view →

Other Filings by SINGER JULIAN D.

Filed	Form	Issuer	Stake	Shares
2022-03-16	SC	CATALYST BIOSCIENCES, INC. GYRE	—	—	view →
2022-03-07	SC	CATALYST BIOSCIENCES, INC. GYRE	—	—	view →
2022-02-28	SC	CATALYST BIOSCIENCES, INC. GYRE	—	—	view →
2022-02-23	SC	CATALYST BIOSCIENCES, INC. GYRE	—	—	view →
2022-01-27	SC	CATALYST BIOSCIENCES, INC. GYRE	—	—	view →
2022-01-05	SC	CATALYST BIOSCIENCES, INC. GYRE	—	—	view →
2021-10-26	SC	CATALYST BIOSCIENCES, INC. GYRE	—	—	view →
2020-05-19	SC	HC2 HOLDINGS, INC. VATE	—	—	view →
2020-04-22	SC	HC2 HOLDINGS, INC. VATE	—	—	view →
2020-01-17	SC	CATALYST BIOSCIENCES, INC. GYRE	—	—	view →
2019-10-03	SC	Support.com, Inc.	—	—	view →
2019-02-21	SC	CCUR Holdings, Inc.	—	—	view →
2019-02-11	SC	CCUR Holdings, Inc.	—	—	view →
2018-04-30	SC	CCUR Holdings, Inc.	—	—	view →
2018-04-05	SC	CCUR Holdings, Inc.	—	—	view →
2018-03-23	SC	CCUR Holdings, Inc.	—	—	view →
2018-02-14	SC	CCUR Holdings, Inc.	—	—	view →
2018-02-02	SC	CCUR Holdings, Inc.	—	—	view →

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