Lee John Tseng-Chung

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Lee John Tseng-Chung
CIK #0001414656
EDGAR Form CIK 2011 - 2026
3 [0001414656]
4 [0001414656]
Form 3/4/5 Subject 2011 - 2026
Lee John Tseng-Chung
MKS Inc
Cognex Corp
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Cognex Corp CGNX
Common Stock
2026-02-21 Option exercise 2,913 $0.00
Cognex Corp CGNX
Restricted Stock Unit · derivative
2026-02-21 Option exercise 2,913 $0.00
MKS Inc MKSI
Common Stock
2026-02-20 Sell 1,988 $257.81 512,526
MKS Inc MKSI
Common Stock
2026-02-20 Sell 1,890 $259.70 490,833
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
Cognex Corp CGNX
Restricted Stock Unit · derivative
2026-02-18 Option exercise 8,324 $0.00
Cognex Corp CGNX
Common Stock
2026-02-18 Option exercise 8,324 $0.00
MKS Inc MKSI
Common Stock
2026-02-17 Option exercise 7,208
MKS Inc MKSI
Common Stock
2026-02-17 Tax withheld 32,548.31 $260.74 8,486,646
MKS Inc MKSI
Common Stock
2026-02-17 Option exercise 12,091
MKS Inc MKSI
Common Stock
2026-02-17 Option exercise 16,989.44
MKS Inc MKSI
Common Stock
2026-02-17 Option exercise 22,088.09
Cognex Corp CGNX
Restricted Stock Unit · derivative
2026-02-17 Grant 4,817 $0.00
MKS Inc MKSI
Restricted Stock Unit · derivative
2026-02-17 Option exercise 7,208
MKS Inc MKSI
Restricted Stock Unit · derivative
2026-02-17 Option exercise 12,091
MKS Inc MKSI
Restricted Stock Unit · derivative
2026-02-17 Option exercise 16,989.44
MKS Inc MKSI
Restricted Stock Unit · derivative
2026-02-17 Option exercise 3,859.12
MKS Inc MKSI
Restricted Stock Unit · derivative
2026-02-17 Grant 15,592.91
MKS Inc MKSI
Restricted Stock Unit · derivative
2026-02-17 Option exercise 22,088.09
showing 20 of 200 most recent transactions
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