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GOSSAMER BIO INC (GOSS)

Institutional ownership, SEC filings and insider activity

Sector: Healthcare & Pharma · SEC CIK 0001728117 · EDGAR filings · Updated 2026-07-27

GOSSAMER BIO INC (GOSS) has reported institutional ownership of 71.2%, with 11 institutional managers holding positions valued at $80.8M per the latest 13F reporting period. SEC filings include an active notice of delisting or failure to satisfy a continued listing rule (8-K Item 3.01), substantial-doubt (going concern) disclosure per the filings.

Filings this week (2)

• 2026-07-27 — Current report (8-K) filed
• 2026-07-24 — SCHEDULE 13D/A filed

Every filing links to the official SEC document. Real-time filing alerts for this company are available inside the app.

Latest updates

• 2026-07-15 — Current report (8-K) filed
• 2026-07-01 — SCHEDULE 13D/A filed
• 2026-07-01 — Current report (8-K) filed
• 2026-06-17 — Current report (8-K) filed

Institutional ownership overview

According to SEC 13F filings tracked by Sightfile, GOSSAMER BIO INC has 11 institutional holders and institutional ownership of 71.2%.

Insider activity

Insiders reported 13 transactions (1 buys, 0 sells) across 7 reporting insiders, with a net reported value of $50.0K.

Data flags from SEC filings

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