{"cik":"0001049502","ticker":"MKSI","name":"MKS INC","sic_code":"3823","sic_description":"Industrial Instruments For Measurement, Display, and Control","exchange":"Nasdaq","state_of_incorporation":"MA","fiscal_year_end":"1231","first_filing_date":"2026-05-11","last_filing_date":"2026-07-24","url":"/sec/cik-0001049502","insider_summary":{"total_transactions":19,"unique_insiders":12,"latest_transaction":"2026-06-12"},"recent_filings":[{"accession_number":"0001049502-26-000109","form_type":"4","form_type_family":"insider","doc_date":"2026-06-16","title":"4 — MKS INC — 2026-06-16","url_slug":"/sec/cik-0001049502/4/0001049502-26-000109","edgar_url":"https://www.sec.gov/Archives/edgar/data/1049502/0001049502-26-000109-index.html"},{"accession_number":"0001959173-26-004596","form_type":"144","form_type_family":"other","doc_date":"2026-06-12","title":"144 — MKS INC — 2026-06-12","url_slug":"/sec/cik-0001049502/144/0001959173-26-004596","edgar_url":"https://www.sec.gov/Archives/edgar/data/1049502/0001959173-26-004596-index.html"},{"accession_number":"0001049502-26-000107","form_type":"4","form_type_family":"insider","doc_date":"2026-06-11","title":"4 — MKS INC — 2026-06-11","url_slug":"/sec/cik-0001049502/4/0001049502-26-000107","edgar_url":"https://www.sec.gov/Archives/edgar/data/1049502/0001049502-26-000107-index.html"},{"accession_number":"0001049502-26-000105","form_type":"4","form_type_family":"insider","doc_date":"2026-06-08","title":"4 — MKS INC — 2026-06-08","url_slug":"/sec/cik-0001049502/4/0001049502-26-000105","edgar_url":"https://www.sec.gov/Archives/edgar/data/1049502/0001049502-26-000105-index.html"},{"accession_number":"0001959173-26-004374","form_type":"144","form_type_family":"other","doc_date":"2026-06-05","title":"144 — MKS INC — 2026-06-05","url_slug":"/sec/cik-0001049502/144/0001959173-26-004374","edgar_url":"https://www.sec.gov/Archives/edgar/data/1049502/0001959173-26-004374-index.html"},{"accession_number":"0001049502-26-000103","form_type":"3","form_type_family":"insider","doc_date":"2026-06-04","title":"3 — MKS INC — 2026-06-04","url_slug":"/sec/cik-0001049502/3/0001049502-26-000103","edgar_url":"https://www.sec.gov/Archives/edgar/data/1049502/0001049502-26-000103-index.html"},{"accession_number":"0001049502-26-000100","form_type":"4","form_type_family":"insider","doc_date":"2026-06-02","title":"4 — MKS INC — 2026-06-02","url_slug":"/sec/cik-0001049502/4/0001049502-26-000100","edgar_url":"https://www.sec.gov/Archives/edgar/data/1049502/0001049502-26-000100-index.html"},{"accession_number":"0001049502-26-000098","form_type":"4","form_type_family":"insider","doc_date":"2026-06-02","title":"4 — MKS INC — 2026-06-02","url_slug":"/sec/cik-0001049502/4/0001049502-26-000098","edgar_url":"https://www.sec.gov/Archives/edgar/data/1049502/0001049502-26-000098-index.html"},{"accession_number":"0001959173-26-004194","form_type":"144","form_type_family":"other","doc_date":"2026-06-01","title":"144 — MKS INC — 2026-06-01","url_slug":"/sec/cik-0001049502/144/0001959173-26-004194","edgar_url":"https://www.sec.gov/Archives/edgar/data/1049502/0001959173-26-004194-index.html"},{"accession_number":"0001959173-26-004173","form_type":"144","form_type_family":"other","doc_date":"2026-06-01","title":"144 — MKS INC — 2026-06-01","url_slug":"/sec/cik-0001049502/144/0001959173-26-004173","edgar_url":"https://www.sec.gov/Archives/edgar/data/1049502/0001959173-26-004173-index.html"},{"accession_number":"0001049502-26-000086","form_type":"4","form_type_family":"insider","doc_date":"2026-05-19","title":"4 — MKS INC — 2026-05-19","url_slug":"/sec/cik-0001049502/4/0001049502-26-000086","edgar_url":"https://www.sec.gov/Archives/edgar/data/1049502/0001049502-26-000086-index.html"},{"accession_number":"0001959173-26-003694","form_type":"144","form_type_family":"other","doc_date":"2026-05-18","title":"144 — MKS INC — 2026-05-18","url_slug":"/sec/cik-0001049502/144/0001959173-26-003694","edgar_url":"https://www.sec.gov/Archives/edgar/data/1049502/0001959173-26-003694-index.html"},{"accession_number":"0001049502-26-000084","form_type":"4","form_type_family":"insider","doc_date":"2026-05-15","title":"4 — MKS INC — 2026-05-15","url_slug":"/sec/cik-0001049502/4/0001049502-26-000084","edgar_url":"https://www.sec.gov/Archives/edgar/data/1049502/0001049502-26-000084-index.html"},{"accession_number":"0001049502-26-000082","form_type":"4","form_type_family":"insider","doc_date":"2026-05-14","title":"4 — MKS INC — 2026-05-14","url_slug":"/sec/cik-0001049502/4/0001049502-26-000082","edgar_url":"https://www.sec.gov/Archives/edgar/data/1049502/0001049502-26-000082-index.html"},{"accession_number":"0001959173-26-003610","form_type":"144","form_type_family":"other","doc_date":"2026-05-14","title":"144 — MKS INC — 2026-05-14","url_slug":"/sec/cik-0001049502/144/0001959173-26-003610","edgar_url":"https://www.sec.gov/Archives/edgar/data/1049502/0001959173-26-003610-index.html"},{"accession_number":"0001959173-26-003542","form_type":"144","form_type_family":"other","doc_date":"2026-05-13","title":"144 — MKS INC — 2026-05-13","url_slug":"/sec/cik-0001049502/144/0001959173-26-003542","edgar_url":"https://www.sec.gov/Archives/edgar/data/1049502/0001959173-26-003542-index.html"},{"accession_number":"0001193125-26-219474","form_type":"8-K","form_type_family":"current","doc_date":"2026-05-12","title":"8-K — MKS INC — 2026-05-12","url_slug":"/sec/cik-0001049502/8-k/0001193125-26-219474","edgar_url":"https://www.sec.gov/Archives/edgar/data/1049502/0001193125-26-219474-index.html"},{"accession_number":"0001049502-26-000080","form_type":"4","form_type_family":"insider","doc_date":"2026-05-12","title":"4 — MKS INC — 2026-05-12","url_slug":"/sec/cik-0001049502/4/0001049502-26-000080","edgar_url":"https://www.sec.gov/Archives/edgar/data/1049502/0001049502-26-000080-index.html"},{"accession_number":"0001049502-26-000078","form_type":"4","form_type_family":"insider","doc_date":"2026-05-12","title":"4 — MKS INC — 2026-05-12","url_slug":"/sec/cik-0001049502/4/0001049502-26-000078","edgar_url":"https://www.sec.gov/Archives/edgar/data/1049502/0001049502-26-000078-index.html"},{"accession_number":"0001049502-26-000076","form_type":"4","form_type_family":"insider","doc_date":"2026-05-12","title":"4 — MKS INC — 2026-05-12","url_slug":"/sec/cik-0001049502/4/0001049502-26-000076","edgar_url":"https://www.sec.gov/Archives/edgar/data/1049502/0001049502-26-000076-index.html"},{"accession_number":"0001049502-26-000074","form_type":"4","form_type_family":"insider","doc_date":"2026-05-12","title":"4 — MKS INC — 2026-05-12","url_slug":"/sec/cik-0001049502/4/0001049502-26-000074","edgar_url":"https://www.sec.gov/Archives/edgar/data/1049502/0001049502-26-000074-index.html"},{"accession_number":"0001049502-26-000072","form_type":"4","form_type_family":"insider","doc_date":"2026-05-12","title":"4 — MKS INC — 2026-05-12","url_slug":"/sec/cik-0001049502/4/0001049502-26-000072","edgar_url":"https://www.sec.gov/Archives/edgar/data/1049502/0001049502-26-000072-index.html"},{"accession_number":"0001049502-26-000070","form_type":"4","form_type_family":"insider","doc_date":"2026-05-12","title":"4 — MKS INC — 2026-05-12","url_slug":"/sec/cik-0001049502/4/0001049502-26-000070","edgar_url":"https://www.sec.gov/Archives/edgar/data/1049502/0001049502-26-000070-index.html"},{"accession_number":"0001049502-26-000068","form_type":"4","form_type_family":"insider","doc_date":"2026-05-12","title":"4 — MKS INC — 2026-05-12","url_slug":"/sec/cik-0001049502/4/0001049502-26-000068","edgar_url":"https://www.sec.gov/Archives/edgar/data/1049502/0001049502-26-000068-index.html"},{"accession_number":"0001049502-26-000066","form_type":"4","form_type_family":"insider","doc_date":"2026-05-12","title":"4 — MKS INC — 2026-05-12","url_slug":"/sec/cik-0001049502/4/0001049502-26-000066","edgar_url":"https://www.sec.gov/Archives/edgar/data/1049502/0001049502-26-000066-index.html"}],"related_endpoints":{"profile":"/sec/MKSI/profile","timeline":"/sec/MKSI/timeline","peers":"/sec/MKSI/peers","insider_pulse":"/sec/MKSI/insider-pulse","insider_summary":"/sec/MKSI/insider-summary","insider_transactions":"/sec/MKSI/insider-transactions","form144":"/sec/MKSI/form144","holdings_as_filer":"/sec/MKSI/holdings","financial_facts":"/sec/MKSI/financial-facts","derivatives":"/sec/MKSI/derivatives","officers":"/sec/MKSI/officers","insider_network":"/sec/MKSI/insider-network","risk_flags":"/sec/MKSI/risk-flags","filings":"/sec/MKSI/filings","cross_topic_dossier":"/api/v1/dossier?ticker=MKSI"}}