AlphaYouOA
Insider selling
Oguzhan Atay sold $4.7M of BillionToOne, Inc. (BLLN) stock
Oguzhan Atay, Chairman and CEO of BillionToOne, Inc. (BLLN), sold 38,750 shares of BLLN stock worth $4.7M, per an SEC Form 4 filed Jul 8, 2026.
The sale was pre-arranged (a 10b5-1 plan or an option exercise), not a fresh decision.
The trade happened on Jul 6, 2026, 2 days before it was made public.
BLLN has moved -15.8% since the trade date, from $123.40 to $103.86 (Sep 21, 2026 close).
- Traded
- Jul 6, 2026
- Disclosed
- Jul 8, 2026
- Filing delay
- 2 days
- Price since
- -15.8%
- Role
- Chairman and CEO
- Source
- SEC Form 4
More BLLN insider and Congress trades
From a public SEC Form 4, linked above. Not investment advice, and not a recommendation to buy or sell.