{"schema_version":"secwatch.filing_event.v1","accession":"0001140361-25-021870","form_type":"8-K","ticker":"NUWE","cik":"0001506492","company_name":"Nuwellis, Inc.","filed_at":"2025-06-09T23:59:59+00:00","discovered_at":"2026-05-14T18:02:48.528579+00:00","generated_at":"2026-05-19T17:03:46.859738+00:00","sec_items":["1.01","5.03","3.02","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Nuwellis exchanges CEO's Series F preferred for new Series F-1 with 19.99% conversion cap","bullets":["CEO John L. Erb exchanged 100 shares of Series F Preferred for 100 shares of newly designated Series F-1 Convertible Preferred on June 9, 2025.","Series F-1 includes a beneficial ownership limitation of 19.99% upon conversion, unlike the original Series F.","CEO agreed to convert all Series F-1 shares to common by a deadline tied to the underwriting agreement for S-1 public offering (333-287663).","CEO also agreed to vote in favor of shareholder approval for warrants in that offering as required by Nasdaq rules."],"urls":{"canonical":"https://secwatch.observer/filing/0001140361-25-021870","json":"https://secwatch.observer/filing/0001140361-25-021870.json","markdown":"https://secwatch.observer/filing/0001140361-25-021870.md","text":"https://secwatch.observer/filing/0001140361-25-021870.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1506492/000114036125021870/0001140361-25-021870-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1506492/000114036125021870/ef20050313_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-19T17:03:46.859738+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":"74f49672990cbcc67aa6ec515247cedb48fdbde2","claim":"Nuwellis, Inc.: Filed Certificate of Designation for Series F-1 Convertible Preferred Stock, authorizing 100 shares with a 19.99% beneficial ownership limitation upon conversion (effective 2025-06-06).","evidence_excerpt":"On June 6, 2025, Nuwellis, Inc. (the “Company”) filed the Certificate of Designation of Preferences, Rights and Limitations of Series F-1 Convertible Preferred Stock (the “F-1 Certificate of Designation”) with the Secretary of State of the State of Delaware, authorizing the issuance of 100 shares of Series F-1 Convertible Preferred Stock (the “Series F-1 Stock”).","evidence_source":"SEC 8-K Item 5.03/5.05/5.06","evidence_url":"https://www.sec.gov/Archives/edgar/data/1506492/000114036125021870/0001140361-25-021870-index.htm","confidence":0.9,"family_label":"Governance Changes","details":[{"label":"Change","value":"charter amendment"},{"label":"Effective","value":"2025-06-06"}],"fact_type":"governance_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}