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ISSUER PROFILE · CIK 0001124105

CATALYST BIOSCIENCES, INC.GYRE

2 13D/G filings 2 distinct filers 0 insider transactions (365d)

Cross-Reference Snapshot

Activist filings
2
2 SC
Distinct filers
2
multi-activist cluster
Insiders (365d)
0
0 buys · 0 sales
Latest short DTC
10.82
as of 2026-03-31

13D/G Filings Timeline · 2 total

FiledFormFilerStakeSharesIntent
2018-02-14 SC Morgenthaler Partners VIII LP view →
2018-02-09 SC HealthCare Ventures VIII, L.P. view →

FINRA Short Interest History

SettlementShort InterestDays to Cover% Δ vs prior
2026-03-31 1,525,798 10.82 +10.8%
2026-03-13 1,377,210 8.36 +2.5%
2026-02-27 1,344,228 18.56 -9.3%
2026-02-13 1,482,748 27.89 +4.4%
2026-01-30 1,420,459 18.46 -4.9%
2026-01-15 1,494,183 17.65 +8.5%
2025-12-31 1,377,062 13.05 -0.5%
2025-12-15 1,384,238 19.52 -5.9%

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