secwatch.observer — SEC 8-K summary ====================================== Issuer: Sensei Biotherapeutics, Inc. (SNSE) CIK: 0001829802 Form: 8-K Filed at: 2024-03-05T23:59:59+00:00 Accession: 0001193125-24-059356 Event type: other_material Sentiment: neutral Materiality: 0.40 Item codes: 1.01, 3.03, 9.01 LLM model: deepseek-v4-flash:cloud@v2 Sensei Biotherapeutics extends stockholder rights plan to March 2025, removes 'acting in concert' definition -------------------------------------------------------------------------------- - Second Amendment to Rights Agreement extends expiration date to March 7, 2025 (from March 7, 2024). - The amendment eliminates the 'acting in concert' beneficial ownership provision from the Rights Agreement. - Rights remain subject to earlier redemption, exchange, or termination per the agreement. - Amendment is between Sensei Biotherapeutics and Equiniti Trust Company, LLC, as Rights Agent. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1829802/000119312524059356/0001193125-24-059356-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1829802/000119312524059356/d792997d8k.htm HTML page: https://secwatch.observer/filing/0001193125-24-059356 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer