{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-25-257621","form_type":"8-K","ticker":"SNSE","cik":"0001829802","company_name":"Sensei Biotherapeutics, Inc.","filed_at":"2025-10-30T23:59:59+00:00","discovered_at":"2026-05-14T18:02:40.674115+00:00","generated_at":"2026-05-17T01:24:27.025825+00:00","sec_items":["7.01","9.01"],"event_type":"other_material","sentiment":"negative","materiality_score":0.85,"confidence":"high","headline":"Sensei Biotherapeutics discontinues solnerstotug, initiates strategic review for sale or wind-down","bullets":["Board discontinues development of solnerstotug after review of pipeline and market conditions.","Initiated comprehensive review of strategic alternatives, including sale, merger, licensing, or orderly wind-down.","Workforce reduction planned to preserve cash; details to be disclosed separately.","Small team retained to assist with strategic review, regulatory compliance, and orderly cessation of development."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-25-257621","json":"https://secwatch.observer/filing/0001193125-25-257621.json","markdown":"https://secwatch.observer/filing/0001193125-25-257621.md","text":"https://secwatch.observer/filing/0001193125-25-257621.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1829802/000119312525257621/0001193125-25-257621-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1829802/000119312525257621/d201536d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-17T01:24:27.025825+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}