Atara Biotherapeutics Inc... (ATRA)
NASDAQ: ATRA
· Real-Time Price · USD
12.24
0.52 (4.44%)
At close: Aug 15, 2025, 3:59 PM
12.74
4.08%
After-hours: Aug 15, 2025, 07:47 PM EDT
No unusual options trading activity with a premium of at least $1 million was found.