MKS Inc

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MKS Inc
CIK #0001049502
EDGAR Form CIK 2011 - 2026
10-K [0001049502]
10-Q [0001049502]
3 [0001049502]
4 [0001049502]
5 [0001049502]
8-K [0001049502]
SC 13G [0001049502]
Form 13D/13G Filer Form 13D/13G Subject Filed
JPMorgan Chase & Co MKS Inc [2026-07-16]
Vanguard Capital Management LLC MKS Inc [2026-04-30]
Vanguard Portfolio Management LLC MKS Inc [2026-04-29]
Invesco Ltd MKS Inc [2026-02-12]
Victory Capital Management Inc MKS Inc [2025-08-08]
FMR LLC MKS Instruments Inc [2024-02-09]
Price T Rowe Associates Inc /MD/ MKS Instruments Inc [2024-01-10]
Victory Capital Management Inc MKS Instruments Inc [2023-02-02]
Carlyle Group Inc MKS Instruments Inc [2022-08-29]
Capital International Investors MKS Instruments Inc [2020-02-14]
Wellington Management Group LLP MKS Instruments Inc [2020-01-30]
Wellington Management Group LLP MKS Instruments Inc [2017-02-09]
Vanguard Group Inc MKS Instruments Inc [2012-02-10]
Form 3/4/5 Subject 2011 - 2026
MKS Inc
Schreiner James Alan
McCarthy Michelle M
Donlan Renee Martel
Mora Elizabeth
Henry David Philip
Colella Gerald G
Donahue Joseph B
Lee John Tseng-Chung
Mayampurath Ramakumar
View All
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
MKS Inc MKSI
Common Stock
2026-03-12 Sell 340.11 $213.77 72,705
MKS Inc MKSI
Common Stock
2026-03-06 Sell 4,567.88 $220.52 1,007,309
MKS Inc MKSI
Common Stock
2026-03-02 Sell 300 $239.44 71,832
MKS Inc MKSI
Common Stock
2026-02-24 Sell 10,000 $253.97 2,539,700
MKS Inc MKSI
Common Stock
2026-02-24 Sell 4,100 $255.00 1,045,500
MKS Inc MKSI
Common Stock
2026-02-20 Sell 4,254 $250.00 1,063,500
MKS Inc MKSI
Common Stock
2026-02-20 Sell 1,988 $257.81 512,526
MKS Inc MKSI
Common Stock
2026-02-20 Sell 1,452.73 $247.55 359,623
MKS Inc MKSI
Common Stock
2026-02-20 Sell 10,000 $252.90 2,529,000
MKS Inc MKSI
Common Stock
2026-02-20 Sell 816 $250.35 204,286
MKS Inc MKSI
Common Stock
2026-02-20 Sell 2,042.63 $256.41 523,751
MKS Inc MKSI
Common Stock
2026-02-20 Sell 1,890 $259.70 490,833
MKS Inc MKSI
Common Stock
2026-02-20 Sell 1,250 $258.06 322,575
MKS Inc MKSI
Common Stock
2026-02-20 Sell 2,000 $261.56 523,120
MKS Inc MKSI
Common Stock
2026-02-20 Sell 12,812 $256.93 3,291,787
MKS Inc MKSI
Common Stock
2026-02-20 Sell 13,310 $256.05 3,408,026
MKS Inc MKSI
Common Stock
2026-02-20 Sell 829 $247.55 205,219
MKS Inc MKSI
Common Stock
2026-02-20 Sell 650 $249.57 162,220
MKS Inc MKSI
Common Stock
2026-02-17 Option exercise 348.33
MKS Inc MKSI
Restricted Stock Unit · derivative
2026-02-17 Option exercise 1,303
showing 20 of 200 most recent transactions
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