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$MKSI
$218.24 +$6.08 (2.87%) Close

$MKSI SEC Filings

Filed On Filing
19 Oct 2026 8-K: Other Events

MKS Inc. to Sell Its Ophir® Optics Business to TTM Technologies, Inc.

03 Sep 2026 SCHEDULE 13G/A
02 Sep 2026 Form 4: Mora Elizabeth, Director

Sold 300 shares ($75.3K)

01 Sep 2026 144
18 Aug 2026 Form 4: Donlan Renee Martel, EVP, GC & CCO

Granted 954.044 Restricted Stock Unit

17 Aug 2026 Form 4: Lee John Tseng-Chung, Director

Sold 10,000 shares ($3.02M)

14 Aug 2026 144
06 Aug 2026 10-Q
05 Aug 2026 8-K: Results of Operations and Financial Condition
04 Aug 2026 Form 4: Williams John Edward, EVP & GM, PSD

Sold 457 shares ($132K)

03 Aug 2026 144
24 Jul 2026 SCHEDULE 13G/A
16 Jul 2026 SCHEDULE 13G
16 Jun 2026 Form 4: Schreiner James Alan, EVP & COO

Sold 3,500 shares ($1.21M)

12 Jun 2026 144
11 Jun 2026 Form 4: Schreiner James Alan, EVP & COO

Sold 781 shares ($248K)

10 Jun 2026 144
08 Jun 2026 Form 4: McCarthy Michelle M, SVP & Chief Accounting Officer

Sold 2,434 shares ($767K)

05 Jun 2026 144
04 Jun 2026 Form 3: Donlan Renee Martel, EVP, GC & CCO

Holds 9,471.7084 shares of Common Stock

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