secwatch.observer — SEC 8-K summary ====================================== Issuer: GT Biopharma, Inc. (GTBP) CIK: 0000109657 Form: 8-K Filed at: 2026-06-12T20:30:27+00:00 Accession: 0001493152-26-028457 Event type: other Sentiment: neutral Materiality: 0.20 Item codes: 5.03, 9.01 LLM model: deepseek-v4-flash:cloud@v2 GT Biopharma reduces stockholder meeting quorum from majority to one-third -------------------------------------------------------------------------- - Board approved amendment to bylaws effective June 8, 2026. - Quorum lowered from majority to not less than one-third of outstanding voting shares. - Change aims to improve meeting attendance amid broker non-voting trends. - Company is fully remote as of July 1, 2024; no principal executive office. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/109657/000149315226028457/0001493152-26-028457-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/109657/000149315226028457/form8-k.htm HTML page: https://secwatch.observer/filing/0001493152-26-028457 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer