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AI brief of an SEC Form 8-K · MKS Instruments (MKSI)

MKS reports record Q3 revenue of $1.4 billion and approves $500 million buyback

Positive Impact 4 of 5 earnings

MKS Inc. reported third quarter 2026 revenue of $1,413 million, up from $988 million a year earlier, and GAAP diluted earnings per share of $3.26, up from $1.10. The Board also approved a new share repurchase program of up to $500 million, replacing a 2011 program with about $28 million remaining, and guided fourth quarter 2026 revenue to $1,490 million plus or minus $40 million. For shareholders, the results and guidance point to higher earnings, and the buyback and $0.25 quarterly dividend return capital to them.

Key points

  • Q3 2026 revenue of $1,413 million vs. $988 million in Q3 2025 and $1,248 million in Q2 2026.
  • GAAP net income of $236 million and diluted EPS of $3.26 vs. $1.10 in Q3 2025; Non-GAAP diluted EPS of $4.18.
  • Q4 2026 guidance: revenue of $1,490 million plus or minus $40 million and GAAP diluted EPS of $4.04 plus or minus $0.38; guidance excludes the pending Ophir Optics sale.
  • Share repurchase program of up to $500 million effective November 2, 2026; quarterly dividend of $0.25 per share payable December 7, 2026.

The filing

CompanyMKS Instruments (MKSI)
Form8-K, current report
Filed with the SECNov 4, 2026, 4:30 PM ET
Accession number0001193125-26-447410

Items reported: 2.02 Results of Operations5.03 Bylaw / Charter Amendment7.01 Regulation FD Disclosure8.01 Other Events

Read the filing on SEC.gov ↗

Written by AI on Nov 7, 2026, 11:17 PM ET, from this filing only.

Briefs are written by AI from the filing text and can contain mistakes — open the filing before acting on anything. Impact (1-5) and tone are the AI's reading of the filing for shareholders, not a price forecast. Not investment advice.