{"schema_version":"secwatch.filing_event.v1","accession":"0001140361-26-002241","form_type":"8-K","ticker":"NUWE","cik":"0001506492","company_name":"Nuwellis, Inc.","filed_at":"2026-01-23T23:59:59+00:00","discovered_at":"2026-05-14T18:02:35.261636+00:00","generated_at":"2026-05-16T08:23:16.276607+00:00","sec_items":["5.02","7.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Nuwellis appoints two new directors; three resign, board shrinks from 6 to 5","bullets":["Three directors (Dave McDonald, Mike McCormick, Maria Costanzo) resigned effective Jan 21, 2026; resignations not due to any disagreement.","Board appointed Katharyn Field and Mika Grasso as Class I directors effective same date; board reduced from 6 to 5 members.","Field is CEO of iSpecimen (ISPC); Grasso is investment manager at private family office; both deemed independent.","New directors must resign if $5M equity investment not made within 30 days of S-1 filing or SEC comment clearance."],"urls":{"canonical":"https://secwatch.observer/filing/0001140361-26-002241","json":"https://secwatch.observer/filing/0001140361-26-002241.json","markdown":"https://secwatch.observer/filing/0001140361-26-002241.md","text":"https://secwatch.observer/filing/0001140361-26-002241.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1506492/000114036126002241/0001140361-26-002241-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1506492/000114036126002241/ef20063743_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T08:23:16.276607+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"}