OA
Insider selling
Orbimed Advisors LLC sold $5.3M of SION stock
Orbimed Advisors LLC, Dir of Sionna Therapeutics, Inc. (SION), sold 115,844 shares of SION stock worth $5.3M, per an SEC Form 4 filed Jul 2, 2026.
The sale was pre-arranged (a 10b5-1 plan or an option exercise), not a fresh decision.
The trade happened on Jun 30, 2026, 2 days before it was made public.
SION has moved -90.9% since the trade date, from $43.99 to $4.00 (Oct 29, 2026 close).
- Traded
- Jun 30, 2026
- Disclosed
- Jul 2, 2026
- Filing delay
- 2 days
- Price since
- -90.9%
- Role
- Dir
- Source
- SEC Form 4
More SION insider and Congress trades
From a public SEC Form 4, linked above. Not investment advice, and not a recommendation to buy or sell.