secwatch.observer — SEC 8-K summary
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Issuer:     Gossamer Bio, Inc. (GOSS)
CIK:        0001728117
Form:       8-K
Filed at:   2026-09-11T12:01:39+00:00
Accession:  0001728117-26-000094
Event type: other_material
Sentiment:  neutral
Materiality: 0.60
Item codes: 3.03, 5.03, 8.01, 9.01
LLM model:  deepseek-v4-flash:cloud@v2

Gossamer Bio effects 1-for-80 reverse stock split to regain Nasdaq compliance
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- 1-for-80 reverse split effective 9/10/2026; split-adjusted trading begins 9/11 under GOSS, new CUSIP 38341P 201.
- Authorized common reduced from 4B to 50M shares; total capital stock from 4.07B to 120M.
- Convertible note conversion rates (5.00% 2027, 7.50% 2030 notes) and warrant/equity award exercise prices proportionally adjusted.
- Intended to regain Nasdaq $1.00 minimum bid price; needs 10 consecutive days by compliance date Oct 5, 2026.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/1728117/000172811726000094/0001728117-26-000094-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/1728117/000172811726000094/goss-20260910.htm
  HTML page:      https://secwatch.observer/filing/0001728117-26-000094

License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer