{"schema_version":"secwatch.filing_event.v1","accession":"0001493152-23-029330","form_type":"8-K","ticker":"BHLL","cik":"0001407583","company_name":"Bunker Hill Mining Corp.","filed_at":"2023-08-17T23:59:59+00:00","discovered_at":"2026-05-14T18:03:33.814233+00:00","generated_at":"2026-06-11T07:37:36.332774+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":"Bunker Hill Mining appoints Gerbrand van Heerden as CFO, replacing David Wiens","bullets":["David Wiens resigns as CFO effective Oct 14, 2023 to pursue another career opportunity.","Gerbrand van Heerden appointed CFO effective Oct 14, 2023; base salary US$260,000.","Van Heerden has 20+ years in mining finance, including CFO at BMC Minerals, Trevali Mining, and Glencore's Rosh Pinah Zinc.","He is a CPA (BC) and CA(SA); started his career at Deloitte.","Wiens helped secure project financing for the mine restart and supported the TSX-V up-listing."],"urls":{"canonical":"https://secwatch.observer/filing/0001493152-23-029330","json":"https://secwatch.observer/filing/0001493152-23-029330.json","markdown":"https://secwatch.observer/filing/0001493152-23-029330.md","text":"https://secwatch.observer/filing/0001493152-23-029330.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1407583/000149315223029330/0001493152-23-029330-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1407583/000149315223029330/form8-k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-11T07:37:36.332774+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":"339c9ac269","claim":"Gerbrand van Heerden was appointed as Chief Financial Officer at Bunker Hill Mining Corp..","evidence_excerpt":"On August 14, 2023, the Company appointed Gerbrand van Heerden as the Chief Financial Officer of the Company, effective as of October 14, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1407583/000149315223029330/0001493152-23-029330-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Chief Financial Officer"}],"fact_type":"executive_change"},{"claim_id":"4aa6cb901d","claim":"David Wiens resigned as Chief Financial Officer at Bunker Hill Mining Corp..","evidence_excerpt":"On August 13, 2023, David Wiens resigned as the Chief Financial Officer of Bunker Hill Mining Corp. (the “ Company ”), effective as of October 14, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1407583/000149315223029330/0001493152-23-029330-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Chief Financial Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}