AnhCo Nguyen, President and CEO at Atara Biotherapeutics, Inc. (ATRA), sold 2,915 shares at $13.19 ($38K) on 2025-11-17, disclosed to the SEC on 2025-11-19.
Open-market sale of $38k ATRA by President and CEO. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Something here stands out, but not much.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $13.19 | 56 | $739 | 1.9% |
| 2 | $13.19 | 2,859 | $38K | 98.1% |
| Total | $13.19 avg | 2,915 | $38K | 100% |
| Filing → |
| ATRA | SELL | 2026-03-04 | $15K | — | Filing → |
| ATRA | SELL | 2025-08-20 | $34K | — | Filing → |
| ATRA | SELL | 2025-05-20 | $22K | — | Filing → |