{"schema_version":"secwatch.filing_event.v1","accession":"0000950170-25-095165","form_type":"8-K","ticker":"LEDS","cik":"0001333822","company_name":"SemiLEDs Corp","filed_at":"2025-07-11T23:59:59+00:00","discovered_at":"2026-05-14T18:02:43.761265+00:00","generated_at":"2026-05-18T06:53:32.952051+00:00","sec_items":["2.02","4.01","9.01"],"event_type":"other_material","sentiment":"negative","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"SemiLEDs Q3 revenue $17.7M, net income $223k; auditor KCCW resigns, YCM hired","bullets":["Sequential revenue rose to $17.7M from $10.9M, but net income fell to $223k ($0.03 EPS) from $388k ($0.05 EPS).","GAAP gross margin dropped to 5% from 9%; operating margin turned negative (-0.4%) from positive 1%.","Cash and cash equivalents flat at $2.4M at May 31, 2025.","Auditor KCCW resigned July 10, 2025, citing exit from public audit practice; no disagreements reported. Audit committee engaged YCM CPA INC."],"urls":{"canonical":"https://secwatch.observer/filing/0000950170-25-095165","json":"https://secwatch.observer/filing/0000950170-25-095165.json","markdown":"https://secwatch.observer/filing/0000950170-25-095165.md","text":"https://secwatch.observer/filing/0000950170-25-095165.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1333822/000095017025095165/0000950170-25-095165-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1333822/000095017025095165/leds-20250711.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-18T06:53:32.952051+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":"0abca66aef74d0fe808302bdeef8cc9321f301d7","claim":"KCCW Accountancy Corp. resigned as auditor of SemiLEDs Corp.","evidence_excerpt":"On July 10, 2025, KCCW Accountancy Corp. 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(“YCM”) as the Company’s new independent registered public accounting firm, as described below.","evidence_source":"SEC 8-K Item 4.01/4.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1333822/000095017025095165/0000950170-25-095165-index.htm","confidence":0.9}],"comparable_filings":[{"accession":"0000911147-26-000031","ticker":"CNTY","company_name":"CENTURY CASINOS INC /CO/","filed_at":"2026-05-28T20:11:41+00:00","headline":"Century Casinos dismisses Grant Thornton, appoints EY as new auditor; cites material weaknesses","event_type":"other_material","sec_items":["4.01","9.01"],"materiality_score":0.7,"calibrated_materiality_score":0.7,"match_reasons":["same fact type: auditor_change","same SEC item: 4.01, 9.01","same event type: other_material","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0000911147-26-000031","json":"https://secwatch.observer/filing/0000911147-26-000031.json","markdown":"https://secwatch.observer/filing/0000911147-26-000031.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/911147/000091114726000031/0000911147-26-000031-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/911147/000091114726000031/cnty-20260522x8k.htm"},"side_by_side_evidence":{"fact_type":"auditor_change","source_excerpt":"On July 10, 2025, KCCW Accountancy Corp. 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