{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-26-027243","form_type":"8-K","ticker":"MKSI","cik":"0001049502","company_name":"MKS INC","filed_at":"2026-01-28T23:59:59+00:00","discovered_at":"2026-05-14T18:02:34.464532+00:00","generated_at":"2026-05-16T06:51:59.211698+00:00","sec_items":["8.01","9.01"],"event_type":"debt","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"MKS prices €1.0B 4.250% senior notes due 2034 to refinance term loans","bullets":["€1.0B aggregate principal, 4.250% coupon, maturing February 15, 2034.","Net proceeds ~€985M after discounts and expenses; closing expected Feb 4, 2026.","Proceeds used to prepay ~$1.3B of USD Tranche B Term Loan and refinance Euro Tranche B Term Loan in full.","Notes are unsecured senior obligations guaranteed by certain subsidiaries.","Closing of offering not contingent on concurrently announced Term Loan refinancing."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-26-027243","json":"https://secwatch.observer/filing/0001193125-26-027243.json","markdown":"https://secwatch.observer/filing/0001193125-26-027243.md","text":"https://secwatch.observer/filing/0001193125-26-027243.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1049502/000119312526027243/0001193125-26-027243-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1049502/000119312526027243/d85940d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T06:51:59.211698+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"}