secwatch.observer — SEC 8-K summary ====================================== Issuer: Gossamer Bio, Inc. (GOSS) CIK: 0001728117 Form: 8-K Filed at: 2026-09-03T20:02:25+00:00 Accession: 0001728117-26-000085 Event type: other Sentiment: neutral Materiality: 0.10 Item codes: 5.03, 9.01 LLM model: deepseek-v4-flash:cloud@v2 Gossamer Bio amends bylaws to lower stockholder quorum to one-third ------------------------------------------------------------------- - Board approved amended and restated bylaws effective September 3, 2026. - Quorum reduced from majority to one-third (1/3) of voting power of outstanding capital stock. - Change applies to all stockholder meetings unless law, charter, or bylaws require otherwise. - Full text of amended bylaws filed as Exhibit 3.1. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1728117/000172811726000085/0001728117-26-000085-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1728117/000172811726000085/goss-20260903.htm HTML page: https://secwatch.observer/filing/0001728117-26-000085 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer