{"schema_version":"secwatch.filing_event.v1","accession":"0000707549-25-000078","form_type":"8-K","ticker":"LRCX","cik":"0000707549","company_name":"LAM RESEARCH CORP","filed_at":"2025-09-11T23:59:59+00:00","discovered_at":"2026-05-14T18:02:46.188258+00:00","generated_at":"2026-05-17T06:56:02.972551+00:00","sec_items":["4.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"confidence":"high","headline":"Lam Research dismisses EY, appoints KPMG as auditor for FY2026","bullets":["Auditor change effective September 8, 2025; EY dismissed, KPMG appointed for FY2026 audit.","EY's audit reports for fiscal years 2024 and 2025 were unqualified, with no adverse opinions.","No disagreements or reportable events occurred between Lam and EY during the relevant periods.","EY furnished a letter to the SEC agreeing with Lam's statements, attached as Exhibit 16.1."],"urls":{"canonical":"https://secwatch.observer/filing/0000707549-25-000078","json":"https://secwatch.observer/filing/0000707549-25-000078.json","markdown":"https://secwatch.observer/filing/0000707549-25-000078.md","text":"https://secwatch.observer/filing/0000707549-25-000078.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/707549/000070754925000078/0000707549-25-000078-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/707549/000070754925000078/lrcx-20250908.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-17T06:56:02.972551+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"}