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Form 8-K · Current Report · Filed 2026-01-28

MKS Inc. Announces €1.0 Billion Senior Notes Offering

MKS Inc. announced a proposed offering of €1.0 billion aggregate principal amount of senior notes due 2034, to be issued in a private placement. The net proceeds from the offering, along with proceeds from other refinancing activities, will be used to prepay approximately $1.3 billion of an existing U.S. dollar tranche B term loan and to fully refinance an existing euro tranche B term loan. The closing of the offering is expected on February 4, 2026, subject to customary conditions.

Filer
MKS Instruments Inc. MKSI · NASDAQ
Filed
Accession
0001193125-26-027243
CIK
0001049502
Signal
Medium impactTechnology

Items reported

Item events

Reported Item

New Debt Issued Credit Facility Entered

Market reaction

Close before filing

$229.60

Next session

+6.2%

Since filing

+29.6%

Latest close

$297.45

What happened, not what will happen — closing prices around the filing date.

Precedent

Previous filings from MKSI reporting the same item, with the next session's move:

About MKS Instruments Inc.

MKS Instruments Inc. designs and manufactures instruments, subsystems, and process control solutions for advanced manufacturing processes. The company's primary function is to provide essential technologies for manufacturers of semiconductors, industrial technologies, life and health sciences, and other advanced products. MKS Instruments focuses on critical areas like vacuum and gas technologies, photonics, and laser solutions, enabling precise measurement, control, and analysis crucial for product quality and efficiency. MKS Instruments plays a vital role in the semiconductor industry by offering products that ensure the precision and accuracy required for advanced fabrication processes. The company's innovative technologies are also significant in areas such as aerospace, defense, and research sectors, where precision and reliability are paramount. With a legacy dating back to 1961, MKS Instruments has cemented its position in the financial markets as a trusted provider of advanced technology solutions. Its contributions are pivotal in supporting the development of next-generation technologies, making it a key player in driving technological advancement and efficiency across multiple industries.

Exchange NASDAQ Industry Scientific & Technical Instruments Company website ↗

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