AlphaYouMS
Insider selling
Mark Sullivan sold $586K of Definium Therapeutics, Inc. (DFTX) stock
Mark Sullivan, Chief Legal Officer of Definium Therapeutics, Inc. (DFTX), sold 13,008 shares of DFTX stock worth $586K, per an SEC Form 4 filed Jun 26, 2026.
The sale was pre-arranged (a 10b5-1 plan or an option exercise), not a fresh decision.
The trade happened on Jun 25, 2026, 1 day before it was made public.
DFTX has moved -12.3% since the trade date, from $44.79 to $39.28 (Sep 21, 2026 close).
- Traded
- Jun 25, 2026
- Disclosed
- Jun 26, 2026
- Filing delay
- 1 day
- Price since
- -12.3%
- Role
- Chief Legal Officer
- Source
- SEC Form 4
More DFTX insider and Congress trades
From a public SEC Form 4, linked above. Not investment advice, and not a recommendation to buy or sell.