AlphaYouSK
Insider selling
Stuart Kupinsky sold $95K of Mercury Systems Inc (MRCY) stock
Stuart Kupinsky, EVP, CLO & Corp Sec of Mercury Systems Inc (MRCY), sold 1,000 shares of MRCY stock worth $95K, per an SEC Form 4 filed Aug 25, 2026.
The sale was pre-arranged (a 10b5-1 plan or an option exercise), not a fresh decision.
The trade happened on Aug 21, 2026, 4 days before it was made public.
MRCY has moved -6.2% since the trade date, from $91.36 to $85.65 (Sep 21, 2026 close).
- Traded
- Aug 21, 2026
- Disclosed
- Aug 25, 2026
- Filing delay
- 4 days
- Price since
- -6.2%
- Role
- EVP, CLO & Corp Sec
- Source
- SEC Form 4
More MRCY insider and Congress trades
From a public SEC Form 4, linked above. Not investment advice, and not a recommendation to buy or sell.