{"schema_version":"secwatch.filing_event.v1","accession":"0001437749-25-008519","form_type":"8-K","ticker":"MPWR","cik":"0001280452","company_name":"MONOLITHIC POWER SYSTEMS INC","filed_at":"2025-03-20T23:59:59+00:00","discovered_at":"2026-05-14T18:03:03.177946+00:00","generated_at":"2026-05-24T09:47:50.828895+00:00","sec_items":["7.01","9.01"],"event_type":"earnings","sentiment":"positive","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"MPS raises Q1 2025 revenue guidance to $630M-$640M, up from prior $610M-$630M","bullets":["Updated revenue guidance: $630M to $640M, midpoint up $15M from prior range.","GAAP operating expenses raised to $184.9M-$190.9M from $180.2M-$186.2M.","Non-GAAP operating expenses (excl. SBC) now $131.6M-$135.6M versus prior $126.9M-$130.9M.","Company hosted Analyst Day on March 20, discussing strategy, products, and financials."],"urls":{"canonical":"https://secwatch.observer/filing/0001437749-25-008519","json":"https://secwatch.observer/filing/0001437749-25-008519.json","markdown":"https://secwatch.observer/filing/0001437749-25-008519.md","text":"https://secwatch.observer/filing/0001437749-25-008519.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1280452/000143774925008519/0001437749-25-008519-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1280452/000143774925008519/mpwr20250307_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-24T09:47:50.828895+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"}