{"schema_version":"secwatch.filing_event.v1","accession":"0001213900-25-031091","form_type":"8-K","ticker":"HYSR","cik":"0001481028","company_name":"SUNHYDROGEN, INC.","filed_at":"2025-04-11T23:59:59+00:00","discovered_at":"2026-05-14T18:02:48.420719+00:00","generated_at":"2026-05-23T16:07:49.362421+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"SunHydrogen COO and Director Woosuk Kim resigns effective April 11, 2025","bullets":["Woosuk Kim resigned as COO and Director of SunHydrogen, effective April 11, 2025.","Resignation notice given on April 7, 2025; no reason specified in the filing.","No successor or interim appointment announced for COO role.","Company has not disclosed any disagreements or policy conflicts related to departure."],"urls":{"canonical":"https://secwatch.observer/filing/0001213900-25-031091","json":"https://secwatch.observer/filing/0001213900-25-031091.json","markdown":"https://secwatch.observer/filing/0001213900-25-031091.md","text":"https://secwatch.observer/filing/0001213900-25-031091.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1481028/000121390025031091/0001213900-25-031091-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1481028/000121390025031091/ea0237862-8k_sunhydrogen.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-23T16:07:49.362421+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":"06c708d033","claim":"Woosuk Kim resigned as Chief Operating Officer and Director at SUNHYDROGEN, INC..","evidence_excerpt":"On April 7, 2025, Woosuk Kim provided notice of his resignation as Chief Operating Officer and Director of SunHydrogen, Inc. (the “Company”). The resignation will take effect on April 11, 2025.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1481028/000121390025031091/0001213900-25-031091-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Chief Operating Officer and Director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}