{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-099815","form_type":"8-K","ticker":"HL","cik":"0000719413","company_name":"HECLA MINING CO/DE/","filed_at":"2023-04-13T23:59:59+00:00","discovered_at":"2026-05-14T18:03:42.050188+00:00","generated_at":"2026-06-17T02:50:03.758192+00:00","sec_items":["2.02","9.01"],"event_type":"earnings","sentiment":"positive","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"Hecla Q1 silver production up 10% QoQ to 4.0M oz; gold down 9% to 39,571 oz","bullets":["Silver production 4,041,878 oz (+10% vs Q4 2022); gold 39,571 oz (-9%).","Greens Creek set quarterly throughput record of 2,591 tpd; silver output 2.8M oz (+14%).","Lucky Friday produced 1.3M oz silver (+3%); fourth consecutive quarter above 1M oz.","Casa Berardi gold output 24,686 oz (-20%) due to lower underground tons and grade.","Keno Hill development 65% complete; on track for Q3 production; sees 2023 silver >2.5M oz."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-099815","json":"https://secwatch.observer/filing/0001193125-23-099815.json","markdown":"https://secwatch.observer/filing/0001193125-23-099815.md","text":"https://secwatch.observer/filing/0001193125-23-099815.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/719413/000119312523099815/0001193125-23-099815-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/719413/000119312523099815/d494243d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-17T02:50:03.758192+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":"38410768f0fad289bb086747060ca9f0a12d8c1a","claim":"HECLA MINING CO/DE/ reported preliminary financial results for the first quarter ended March 31, 2023.","evidence_excerpt":"On April 13, 2023, Hecla Mining Company (the “Company”) issued a news release (“Release”) announcing certain preliminary production results for the first quarter ended March 31, 2023.","evidence_source":"SEC 8-K Item 2.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/719413/000119312523099815/0001193125-23-099815-index.htm","confidence":0.95,"family_label":"Earnings Releases","details":[{"label":"Period","value":"the first quarter ended March 31, 2023"},{"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"}