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Insider selling
Joseph B Donahue sold $689K of Mks Inc (MKSI) stock
Joseph B Donahue, Dir of Mks Inc (MKSI), sold 2,100 shares of MKSI stock worth $689K, per an SEC Form 4 filed May 28, 2026.
It was an open-market sale.
The trade happened on May 27, 2026, 1 day before it was made public.
MKSI has moved -21.7% since the trade date, from $328.01 to $256.92 (Sep 21, 2026 close).
- Traded
- May 27, 2026
- Disclosed
- May 28, 2026
- Filing delay
- 1 day
- Price since
- -21.7%
- Role
- Dir
- Source
- SEC Form 4
More MKSI insider and Congress trades
From a public SEC Form 4, linked above. Not investment advice, and not a recommendation to buy or sell.