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Brian N Cherry bought $1000K of 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 -21.1% since the trade date, from $9.76 to $7.70 (Nov 13, 2026 close).
- Traded
- Sep 4, 2026
- Disclosed
- Sep 4, 2026
- Filing delay
- 0 days
- Price since
- -21.1%
- Role
- Dir
- Source
- SEC Form 4