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Insider selling
Mark Elliott Boulding sold $204K of Ptc Therapeutics, Inc. (PTCT) stock
Mark Elliott Boulding, Exec. VP And Clo of Ptc Therapeutics, Inc. (PTCT), sold 2,813 shares of PTCT stock worth $204K, per an SEC Form 4 filed Aug 19, 2026.
The sale was pre-arranged (a 10b5-1 plan or an option exercise), not a fresh decision.
The trade happened on Aug 17, 2026, 2 days before it was made public.
PTCT has moved -9.5% since the trade date, from $72.88 to $65.96 (Sep 22, 2026 close).
- Traded
- Aug 17, 2026
- Disclosed
- Aug 19, 2026
- Filing delay
- 2 days
- Price since
- -9.5%
- Role
- Exec. VP And Clo
- Source
- SEC Form 4
More PTCT insider and Congress trades
From a public SEC Form 4, linked above. Not investment advice, and not a recommendation to buy or sell.