James Huang, Director, 10% Owner at Atara Biotherapeutics, Inc. (ATRA), sold 80,554 shares at $6.07 ($489K) on 2026-01-12, disclosed to the SEC on 2026-01-14.
Open-market sale of $489k ATRA by Director, 10% Owner. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| Filing → |
| ATRA | BUY | 2025-07-21 | $373K | — | Filing → |
| CASI | BUY | 2022-09-08 | $304K | — | Filing → |
| CASI | BUY | 2022-09-02 | $233K | — | Filing → |