{"schema_version":"secwatch.filing_event.v1","accession":"0000889331-23-000135","form_type":"8-K","ticker":"LFUS","cik":"0000889331","company_name":"LITTELFUSE INC /DE","filed_at":"2023-08-16T23:59:59+00:00","discovered_at":"2026-05-14T18:03:36.895182+00:00","generated_at":"2026-06-11T09:03:01.447903+00:00","sec_items":["4.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.4,"calibrated_materiality_score":0.4,"confidence":"high","headline":"Littelfuse dismisses Grant Thornton as auditor; appoints Deloitte for FY2024","bullets":["Audit Committee selected Deloitte & Touche as independent auditor for fiscal year ending Dec 28, 2024.","Grant Thornton's audit reports for FY2022 and FY2021 were unqualified, with no adverse opinions.","No disagreements with Grant Thornton on accounting principles or audit scope through Aug 15, 2023.","Grant Thornton will complete audit for FY2023 before transitioning to Deloitte.","No consultations with Deloitte on accounting or audit issues occurred prior to appointment."],"urls":{"canonical":"https://secwatch.observer/filing/0000889331-23-000135","json":"https://secwatch.observer/filing/0000889331-23-000135.json","markdown":"https://secwatch.observer/filing/0000889331-23-000135.md","text":"https://secwatch.observer/filing/0000889331-23-000135.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/889331/000088933123000135/0000889331-23-000135-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/889331/000088933123000135/lfus-20230815.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-11T09:03:01.447903+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":"b90aaf74012c2e7d55dab68840678920fb8cf6ad","claim":"LITTELFUSE INC /DE engaged Deloitte & Touche LLP as its auditor.","evidence_excerpt":"on August 15, 2023, the Committee appointed Deloitte as the Company’s independent registered public accounting firm for the fiscal year ending December 28, 2024","evidence_source":"SEC 8-K Item 4.01/4.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/889331/000088933123000135/0000889331-23-000135-index.htm","confidence":0.9,"family_label":"Auditor Changes","details":[{"label":"Action","value":"engagement"},{"label":"Auditor","value":"Deloitte & Touche LLP"}],"fact_type":"auditor_change"},{"claim_id":"ee9ac7eeeeaa1a19bcd86b02ceda32cecb6dc4cd","claim":"LITTELFUSE INC /DE dismissed Grant Thornton LLP as its auditor.","evidence_excerpt":"on August 15, 2023, the Committee approved the dismissal of Grant Thornton as the Company’s auditor and appointed Deloitte & Touche LLP","evidence_source":"SEC 8-K Item 4.01/4.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/889331/000088933123000135/0000889331-23-000135-index.htm","confidence":0.9,"family_label":"Auditor Changes","details":[{"label":"Action","value":"dismissal"},{"label":"Auditor","value":"Grant Thornton LLP"},{"label":"Successor","value":"Deloitte & Touche LLP"}],"fact_type":"auditor_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}