Joe Newell, Chief Operations Officer at Atara Biotherapeutics, Inc. (ATRA), sold 2,426 shares at $12.53 ($30K) on 2021-08-17, disclosed to the SEC on 2021-08-19.
Scheduled sale ($30k) by Chief Operations Officer under a pre-arranged 10b5-1 plan. Pre-set trade — not a discretionary signal on the stock.
Negative factors outweigh the positive ones.
| Filing → |
| ATRA | SELL | 2021-09-24 | $179K | — | Filing → |
| ATRA | SELL | 2021-09-17 | $49K | — | Filing → |
| ATRA | SELL | 2021-08-31 | $53K | — | Filing → |