secwatch.observer — SEC 8-K summary
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Issuer:     Gossamer Bio, Inc. (GOSS)
CIK:        0001728117
Form:       8-K
Filed at:   2026-09-09T13:00:49+00:00
Accession:  0001728117-26-000091
Event type: other_material
Sentiment:  neutral
Materiality: 0.60
Item codes: 8.01, 9.01
LLM model:  deepseek-v4-flash:cloud@v2

Gossamer Bio announces 1-for-80 reverse stock split to regain Nasdaq compliance
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- Board selected 1-for-80 ratio; effective 11:59 p.m. ET on Sept 10, 2026.
- Split-adjusted trading begins Sept 11, 2026 on Nasdaq under GOSS, new CUSIP 38341P 201.
- Authorized common shares reduced from 4,000,000,000 to 50,000,000; total capital stock to 120,000,000.
- Convertible notes, warrants, and equity awards proportionately adjusted for the 1-for-80 ratio.
- Move aims to regain Nasdaq minimum bid price compliance; fractional shares rounded up.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/1728117/000172811726000091/0001728117-26-000091-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/1728117/000172811726000091/goss-20260909.htm
  HTML page:      https://secwatch.observer/filing/0001728117-26-000091

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