{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-25-100097","form_type":"8-K","ticker":"SENS","cik":"0001616543","company_name":"Senseonics Holdings, Inc.","filed_at":"2025-10-16T23:59:59+00:00","discovered_at":"2026-05-14T18:02:39.931524+00:00","generated_at":"2026-05-17T03:33:52.196105+00:00","sec_items":["3.03","5.03","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.8,"calibrated_materiality_score":0.8,"confidence":"high","headline":"Senseonics Holdings announces 1-for-20 reverse stock split effective October 17, 2025","bullets":["Reverse stock split ratio is 1-for-20, combining every 20 shares into 1.","Authorized shares reduced from 1.4 billion to 70 million, effective at 4:05 p.m. ET on Oct 17, 2025.","No fractional shares will be issued; stockholders receive cash in lieu of fractional shares.","Common stock to trade on NYSE American under ticker SENS on a split-adjusted basis from Oct 20, 2025.","Proportionate adjustments made to outstanding stock options, RSUs, warrants, and equity plan reserves."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-25-100097","json":"https://secwatch.observer/filing/0001104659-25-100097.json","markdown":"https://secwatch.observer/filing/0001104659-25-100097.md","text":"https://secwatch.observer/filing/0001104659-25-100097.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1616543/000110465925100097/0001104659-25-100097-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1616543/000110465925100097/tm2528782d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud","generated_at":"2026-05-17T03:33:52.196105+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":[{"claim_id":"874cb24f36ab6c3496c7ef17f6ffa6ad075a67ae","claim":"Senseonics Holdings, Inc.: Amended certificate of incorporation to effect 1-for-20 reverse stock split and reduce authorized shares from 1,400,000,000 to 70,000,000 (effective 2025-10-17).","evidence_excerpt":"On October 16, 2025, Senseonics Holdings, Inc. (the “Company”) filed a Certificate of Amendment to its Amended and Restated Certificate of Incorporation (the “Amendment”) with the Secretary of State of the State of Delaware to effect the previously disclosed one-for-twenty (1-for-20) reverse stock split (the “Reverse Stock Split”) of its outstanding common stock and a proportional decrease in the total number of authorized shares of its common stock from 1,400,000,000 to 70,000,000 (the “Shares Reduction”).","evidence_source":"SEC 8-K Item 5.03/5.05/5.06","evidence_url":"https://www.sec.gov/Archives/edgar/data/1616543/000110465925100097/0001104659-25-100097-index.htm","confidence":0.9,"family_label":"Governance Changes","details":[{"label":"Change","value":"charter amendment"},{"label":"Effective","value":"2025-10-17"}]}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}