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Insider buying
Brian N Cherry bought $1000K of Atara Biotherapeutics, Inc. (ATRA) stock
Brian N Cherry, Dir of Atara Biotherapeutics, Inc. (ATRA), bought 104,166 shares of ATRA stock worth $1000K, per an SEC Form 4 filed Sep 4, 2026.
It was an open-market purchase.
The trade was reported on Sep 4, 2026.
ATRA has moved -0.7% since the trade date, from $9.76 to $9.69 (Sep 18, 2026 close).
- Traded
- Sep 4, 2026
- Disclosed
- Sep 4, 2026
- Filing delay
- 0 days
- Price since
- -0.7%
- Role
- Dir
- Source
- SEC Form 4
More ATRA insider and Congress trades
From a public SEC Form 4, linked above. Not investment advice, and not a recommendation to buy or sell.