Mks Instruments Inc

Symbol: MKSI on Nasdaq
Entity: Company
Industry: Industrial Instruments For Measurement, Display, And Control (Industrial Applications And Services)
Business address: 2 Tech Drive, Suite 201, 01810 Andover, MA
Phone: 978-645-5500
State of incorporation: MA
Fiscal year end: December 31
Category: Large accelerated filer
All SEC filings: View on sec.gov

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Mks Instruments Inc has filed 2,328 SEC EDGAR filings since 11/14/1997

Latest Filings

Form type	Document	Filing	Description	Filing date	Reporting date	File number(s)
SD	Open Document	Open Filing	SD	May 29, 2025		000-23621
8-K	Open Document \| Data	Open Filing	8-K	May 15, 2025	May 12, 2025	000-23621
4	Open Document	Open Filing	PRIMARY DOCUMENT	May 13, 2025	May 12, 2025
4	Open Document	Open Filing	PRIMARY DOCUMENT	May 13, 2025	May 12, 2025
4	Open Document	Open Filing	PRIMARY DOCUMENT	May 13, 2025	May 12, 2025
4	Open Document	Open Filing	PRIMARY DOCUMENT	May 13, 2025	May 12, 2025
4	Open Document	Open Filing	PRIMARY DOCUMENT	May 13, 2025	May 12, 2025
4	Open Document	Open Filing	PRIMARY DOCUMENT	May 13, 2025	May 12, 2025
4	Open Document	Open Filing	PRIMARY DOCUMENT	May 13, 2025	May 12, 2025
10-Q	Open Document \| Data	Open Filing	10-Q	May 8, 2025	Mar 31, 2025	000-23621
8-K	Open Document \| Data	Open Filing	8-K	May 7, 2025	May 7, 2025	000-23621
4	Open Document	Open Filing	PRIMARY DOCUMENT	Apr 18, 2025	Apr 17, 2025
4	Open Document	Open Filing	PRIMARY DOCUMENT	Apr 17, 2025	Apr 15, 2025
ARS	Open Document	Open Filing	ARS	Apr 1, 2025	Dec 31, 2024	000-23621
DEFA14A	Open Document	Open Filing	DEFA14A	Apr 1, 2025		000-23621
DEF 14A	Open Document \| Data	Open Filing	DEF 14A	Apr 1, 2025	May 12, 2025	000-23621
PRE 14A	Open Document \| Data	Open Filing	PRE 14A	Mar 21, 2025	May 12, 2025	000-23621
4	Open Document	Open Filing	PRIMARY DOCUMENT	Mar 4, 2025	Mar 3, 2025
4	Open Document	Open Filing	PRIMARY DOCUMENT	Mar 4, 2025	Mar 3, 2025
144	Open Document	Open Filing		Mar 3, 2025		000-23621
144	Open Document	Open Filing		Mar 3, 2025		000-23621
10-K	Open Document \| Data	Open Filing	10-K	Feb 25, 2025	Dec 31, 2024	000-23621
4	Open Document	Open Filing	PRIMARY DOCUMENT	Feb 19, 2025	Feb 18, 2025
4	Open Document	Open Filing	PRIMARY DOCUMENT	Feb 19, 2025	Feb 18, 2025
4	Open Document	Open Filing	PRIMARY DOCUMENT	Feb 19, 2025	Feb 18, 2025
4	Open Document	Open Filing	PRIMARY DOCUMENT	Feb 19, 2025	Feb 18, 2025
4	Open Document	Open Filing	PRIMARY DOCUMENT	Feb 19, 2025	Feb 18, 2025
4	Open Document	Open Filing	PRIMARY DOCUMENT	Feb 19, 2025	Feb 18, 2025
4	Open Document	Open Filing	PRIMARY DOCUMENT	Feb 19, 2025	Feb 18, 2025
4	Open Document	Open Filing	PRIMARY DOCUMENT	Feb 19, 2025	Feb 18, 2025
144	Open Document	Open Filing		Feb 18, 2025		000-23621
SCHEDULE 13G/A	Open Document	Open Filing		Feb 14, 2025		005-58011
8-K	Open Document \| Data	Open Filing	8-K	Feb 12, 2025	Feb 12, 2025	000-23621
4	Open Document	Open Filing	PRIMARY DOCUMENT	Feb 11, 2025	Feb 10, 2025
4	Open Document	Open Filing	PRIMARY DOCUMENT	Feb 11, 2025	Feb 10, 2025
4	Open Document	Open Filing	PRIMARY DOCUMENT	Feb 11, 2025	Feb 10, 2025
4	Open Document	Open Filing	PRIMARY DOCUMENT	Feb 11, 2025	Feb 10, 2025
4	Open Document	Open Filing	PRIMARY DOCUMENT	Feb 11, 2025	Feb 10, 2025
4	Open Document	Open Filing	PRIMARY DOCUMENT	Feb 11, 2025	Feb 10, 2025
SCHEDULE 13G/A	Open Document	Open Filing		Feb 7, 2025		005-58011
8-K	Open Document \| Data	Open Filing	8-K	Jan 24, 2025	Jan 24, 2025	000-23621
4	Open Document	Open Filing	PRIMARY DOCUMENT	Dec 11, 2024	Dec 10, 2024
4	Open Document	Open Filing	PRIMARY DOCUMENT	Dec 10, 2024	Dec 6, 2024
144	Open Document	Open Filing		Dec 10, 2024		000-23621
4	Open Document	Open Filing	PRIMARY DOCUMENT	Dec 3, 2024	Dec 2, 2024
8-K	Open Document \| Data	Open Filing	8-K	Dec 3, 2024	Dec 2, 2024	000-23621
144	Open Document	Open Filing		Dec 2, 2024		000-23621
4	Open Document	Open Filing	PRIMARY DOCUMENT	Nov 18, 2024	Nov 15, 2024
SC 13G/A	Open Document	Open Filing		Nov 14, 2024		005-58011
10-Q	Open Document \| Data	Open Filing	10-Q	Nov 7, 2024	Sep 30, 2024	000-23621

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