{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-22-303778","form_type":"8-K","ticker":"MKSI","cik":"0001049502","company_name":"MKS INC","filed_at":"2022-12-13T23:59:59+00:00","discovered_at":"2026-05-14T18:03:49.412635+00:00","generated_at":"2026-06-21T05:09:21.524038+00:00","sec_items":["7.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.2,"calibrated_materiality_score":0.2,"confidence":"medium","headline":"MKS Instruments revises end market classifications in Q4 2022; presentation posted","bullets":["Published updated Net Revenues by End Market & Division presentation reflecting classification changes.","Presentation available under Events & Presentations in the IR section of MKS's website.","Changes were made in the fourth quarter of 2022 to the company's end market classifications."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-22-303778","json":"https://secwatch.observer/filing/0001193125-22-303778.json","markdown":"https://secwatch.observer/filing/0001193125-22-303778.md","text":"https://secwatch.observer/filing/0001193125-22-303778.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1049502/000119312522303778/0001193125-22-303778-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1049502/000119312522303778/d385360d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-21T05:09:21.524038+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"}