{"schema_version":"secwatch.filing_event.v1","accession":"0001213900-23-041160","form_type":"8-K","ticker":null,"cik":"0001835814","company_name":"Northern Star Investment Corp. IV","filed_at":"2023-05-18T23:59:59+00:00","discovered_at":"2026-05-14T18:03:41.023761+00:00","generated_at":"2026-06-14T21:29:08.073937+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"negative","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"CEO Joanna Coles resigns from Northern Star Investment Corp. IV","bullets":["Joanna Coles resigned as Chairperson, director, and CEO effective May 12, 2023.","Resignation was to focus on other business opportunities, not due to any disagreement with the company.","No replacement named; remaining leadership includes Jonathan Ledecky (COO)."],"urls":{"canonical":"https://secwatch.observer/filing/0001213900-23-041160","json":"https://secwatch.observer/filing/0001213900-23-041160.json","markdown":"https://secwatch.observer/filing/0001213900-23-041160.md","text":"https://secwatch.observer/filing/0001213900-23-041160.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1835814/000121390023041160/0001213900-23-041160-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1835814/000121390023041160/ea178813-8k_northern4.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-14T21:29:08.073937+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":"8973c0efad","claim":"Joanna Coles resigned as Chief Executive Officer at Northern Star Investment Corp. IV.","evidence_excerpt":"On May 12, 2023, Joanna Coles resigned from her position as Chairperson of the Board of Directors (and as a director) and Chief Executive Officer of Northern Star Investment Corp. IV (the “Company”) in order to focus on other business opportunities.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1835814/000121390023041160/0001213900-23-041160-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Chief Executive Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}