{"schema_version":"secwatch.filing_event.v1","accession":"0001437749-24-031789","form_type":"8-K","ticker":"MPWR","cik":"0001280452","company_name":"MONOLITHIC POWER SYSTEMS INC","filed_at":"2024-10-22T23:59:59+00:00","discovered_at":"2026-05-14T18:03:07.956135+00:00","generated_at":"2026-05-30T11:30:02.998124+00:00","sec_items":["5.02"],"event_type":"other","sentiment":"neutral","materiality_score":0.1,"calibrated_materiality_score":0.1,"confidence":"high","headline":"Monolithic Power Systems board resignations and reclassification","bullets":["James C. Moyer resigned from Board on Oct 21, 2024; no disagreement with company.","Board size reduced from 8 to 7; Class II seats reduced to two, Class I increased to two.","Jeff Zhou reappointed as Class I director (term to 2026 annual meeting) after resigning from Class II.","Zhou continues on Compensation and Audit Committees; compensation unchanged."],"urls":{"canonical":"https://secwatch.observer/filing/0001437749-24-031789","json":"https://secwatch.observer/filing/0001437749-24-031789.json","markdown":"https://secwatch.observer/filing/0001437749-24-031789.md","text":"https://secwatch.observer/filing/0001437749-24-031789.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1280452/000143774924031789/0001437749-24-031789-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1280452/000143774924031789/mpwr20241020_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-30T11:30:02.998124+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":"4104997b5b","claim":"James C. Moyer resigned as Director at MONOLITHIC POWER SYSTEMS INC.","evidence_excerpt":"On October 21, 2024, Mr. James C. Moyer resigned from the Board of Directors (the “Board”) of Monolithic Power Systems, Inc. (the “Company”), and as a result, the Board decreased the total number of its authorized directors from eight to seven.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1280452/000143774924031789/0001437749-24-031789-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Director"}]}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}