AlphaYouMS
Insider selling
Mike Slessor sold $1.8M of Formfactor Inc (FORM) stock
Mike Slessor, CEO of Formfactor Inc (FORM), sold 17,510 shares of FORM stock worth $1.8M, per an SEC Form 4 filed Sep 17, 2026.
The sale was pre-arranged (a 10b5-1 plan or an option exercise), not a fresh decision.
The trade happened on Sep 16, 2026, 1 day before it was made public.
FORM has moved +13.8% since the trade date, from $104.82 to $119.31 (Sep 21, 2026 close).
- Traded
- Sep 16, 2026
- Disclosed
- Sep 17, 2026
- Filing delay
- 1 day
- Price since
- +13.8%
- Role
- CEO
- Source
- SEC Form 4
More FORM insider and Congress trades
From a public SEC Form 4, linked above. Not investment advice, and not a recommendation to buy or sell.