CW
Insider buying
Colin Walsh bought $10.3M of ATTO stock
Colin Walsh, Dir of Attovia Therapeutics, Inc. (ATTO), bought 585,000 shares of ATTO stock worth $10.3M, per an SEC Form 4 filed Aug 14, 2026.
It was an open-market purchase.
The trade happened on Aug 5, 2026, 9 days before it was made public.
ATTO has moved -36.8% since the trade date, from $21.90 to $13.83 (Oct 23, 2026 close).
- Traded
- Aug 5, 2026
- Disclosed
- Aug 14, 2026
- Filing delay
- 9 days
- Price since
- -36.8%
- Role
- Dir
- Source
- SEC Form 4
More ATTO insider and Congress trades
From a public SEC Form 4, linked above. Not investment advice, and not a recommendation to buy or sell.