{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-24-089833","form_type":"8-K","ticker":"HL","cik":"0000719413","company_name":"HECLA MINING CO/DE/","filed_at":"2024-04-09T23:59:59+00:00","discovered_at":"2026-05-14T18:03:21.768073+00:00","generated_at":"2026-06-04T01:11:14.807181+00:00","sec_items":["2.02","8.01","9.01"],"event_type":"earnings","sentiment":"positive","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"Hecla Q1 2024 preliminary silver production 4.2M oz, up 43% QoQ; Lucky Friday reaches full production","bullets":["Silver production 4.2M oz (+43% vs Q4 2023); gold 36,592 oz (in line).","Lucky Friday produced 1.1M oz silver, completed ramp-up to full production in March.","Greens Creek silver up 10% to 2.5M oz; throughput 2,552 tpd.","Keno Hill silver 646,312 oz; throughput up 29% to 277 tpd; ramp-up continuing.","Collected $17.4M insurance proceeds for Lucky Friday fire; expects remaining $32.6M from $50M sublimit."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-24-089833","json":"https://secwatch.observer/filing/0001193125-24-089833.json","markdown":"https://secwatch.observer/filing/0001193125-24-089833.md","text":"https://secwatch.observer/filing/0001193125-24-089833.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/719413/000119312524089833/0001193125-24-089833-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/719413/000119312524089833/d798485d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-04T01:11:14.807181+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":"ec28f862506105c0712c3f6348a785721f81de08","claim":"HECLA MINING CO/DE/ updated its the first quarter ended March 31, 2024 guidance (initiated).","evidence_excerpt":"On April 8, 2024, Hecla Mining Company (the “Company”) issued a news release (“Release”) announcing certain preliminary production results for the first quarter ended March 31, 2024 and other updates.","evidence_source":"SEC 8-K Item 2.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/719413/000119312524089833/0001193125-24-089833-index.htm","confidence":0.9,"family_label":"Earnings Releases","details":[{"label":"Period","value":"the first quarter ended March 31, 2024"},{"label":"Guidance","value":"initiated"},{"label":"Result","value":"preliminary results"}],"fact_type":"earnings_release"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}