{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-25-335368","form_type":"8-K","ticker":"IAUX","cik":"0001853962","company_name":"i-80 Gold Corp.","filed_at":"2025-12-29T23:59:59+00:00","discovered_at":"2026-05-14T18:02:40.825387+00:00","generated_at":"2026-05-16T12:08:27.329340+00:00","sec_items":["7.01","8.01","9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"i-80 Gold updates Lone Tree Plant refurbishment: $430M capex, 12-24 month payback, commissioning Q4 2027","bullets":["Capital cost estimate $430M ($412M plus $18M spares); AACE Class 3; slightly above ~$400M due to inflation and expanded tailings filtration.","Expected payback 12-24 months depending on grade and gold price; owner-operator processing reduces costs to ~1/3 of toll-milling.","Margin increase estimated at $1,000-$1,500/oz; commissioning targeted for Q4 2027; construction decision after recapitalization.","Permit applications due Q1 2026; demolition Q2 2026; construction H2 2026; recapitalization expected by end of Q2 2026.","Plant to serve as central hub for Granite Creek, Archimedes, and Cove mines; nameplate 2,268 tpd / 827,806 tpa."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-25-335368","json":"https://secwatch.observer/filing/0001193125-25-335368.json","markdown":"https://secwatch.observer/filing/0001193125-25-335368.md","text":"https://secwatch.observer/filing/0001193125-25-335368.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1853962/000119312525335368/0001193125-25-335368-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1853962/000119312525335368/d34783d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T12:08:27.329340+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":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}