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MKS INC — Investor Relations & Filings

Ticker · MKSI ISIN · US55306N1046 LEI · 549300KEQATBHAGVF505 US Manufacturing
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Filings indexed 1,395 across all filing types
Latest filing 2026-05-28 Regulatory Filings
Country US United States of America
Listing US MKSI

About MKS INC

https://www.mks.com/

MKS Inc. is a global provider of foundational technology solutions for advanced manufacturing processes. The company supplies a broad portfolio of instruments, systems, subsystems, process control solutions, and specialty chemicals. Its products are utilized in the semiconductor, electronics and packaging, and specialty industrial markets. Key technologies include lasers and photonics, optics, motion control, vibration isolation, laser measurement, and surface finishing processes. Through its brands, including Newport, Spectra-Physics, Ophir, Atotech, and ESI, MKS enables applications in sectors such as life and health sciences, defense, and automotive.

Recent filings

Filing Released Lang Actions
SD
Regulatory Filings Classification · 92% confidence The document is an SEC Form SD (Specialized Disclosure Report) filed under Rule 13p-1 regarding conflict minerals. It is a regulatory compliance filing (no financial statements, not an annual or quarterly report), so it falls under the general Regulatory Filings category rather than a standalone report type.
2026-05-28 English
S-8 - MKS INC (0001049502) (Filer)
Share Issue/Capital Change Classification · 85% confidence The document is a Form S-8 Registration Statement filed with the SEC under the Securities Act of 1933 for registering an additional 6,200,000 shares of common stock to be issued under the company’s 2022 Stock Incentive Plan. It is not an earnings report, management commentary, proxy, or legal notice, but rather a securities registration for share issuance, indicating a capital change. This aligns with the Share Issue/Capital Change category (SHA).
2026-05-11 English
10-Q - MKS INC (0001049502) (Filer)
Interim / Quarterly Report Q1 2026
2026-05-07 English
8-K - MKS INC (0001049502) (Filer)
Regulatory Filings Classification · 87% confidence The document is a Form 8-K “Current Report” filed with the SEC reporting material corporate events (Item 2.02 – Results of Operations and Financial Condition) and attaching a press release as an exhibit. It is not itself the full earnings release (ER) nor a standalone financial report (10-K, IR). It is not a proxy, board change, or governance document. It is a regulatory form filing, so it falls under the fallback “Regulatory Filings” category (RNS).
2026-05-06 English
8-K - MKS INC (0001049502) (Filer)
Board/Management Information Classification · 100% confidence The document is a Form 8-K filing with the SEC, which specifically announces the departure of an executive officer (Executive Vice President, General Counsel and Secretary). According to the filing definitions, announcements regarding changes in senior management are classified under 'Board/Management Information' (MANG).
2026-04-06 English
ARS - MKS INC (0001049502) (Filer)
Annual Report
2026-03-31 English

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