• Oct 5, 2026

  $280.50+0.48%

• Oct 2, 2026

  $279.15+2.92%

  Comparable listed companies in industrial instruments for measurement, display and control rose 2.05% on average, with 5 of 6 rising and 1 falling [1]. MKSI's 2.92% gain came alongside that broad advance in the group and was somewhat larger than the average move [1].

  • 1Peer group

• Oct 1, 2026

  $271.24+2.22%

  Comparable listed companies in industrial instruments for measurement, display and control rose 2.17% on average, with all 6 rising [1]. The stock's 2.22% gain came alongside that sector-wide advance [1].

  • 1Peer group

• Sep 30, 2026

  $265.36-0.25%

• Sep 29, 2026

  $266.02+2.96%

  MKSI rose 2.96%, while comparable listed companies in industrial instruments for measurement, display and control moved -0.04% on average, with three of six falling and three rising [1]. The move was therefore not shared by the comparable group.

  • 1Peer group

• Sep 28, 2026

  $258.38-0.94%

• Sep 25, 2026

  $260.82+1.10%

  MKSI shares rose 1.10%, moving alongside comparable industrial instruments companies, which gained 0.90% on average [1]. The move came on below-average volume, with the session trading in a narrow 1.8% range [2].

  • 1Peer group
  • 2Market data

Closing prices for MKSI. Summaries describe past sessions only and are not advice, a forecast or a recommendation.

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