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Insider · CIK 0001414656
Lee John Tseng-Chung
President & CEO
Edge score not yet computed for this insider — not enough prior open-market buys on record yet.
Last 1 transactions
Date
Issuer
Code
Direction
Shares
Price
Value
May 22, 2026
MKSI
S
sell
10,000
$315
$3,154,800
View
Lee John Tseng-Chung — insider trading history — Form 4 AI