Joe Newell, Chief Operations Officer at Atara Biotherapeutics, Inc. (ATRA), sold 7,500 shares at $18.36 ($139K) on 2020-11-13, disclosed to the SEC on 2020-11-16.
Open-market sale of $139k ATRA by Chief Operations Officer. 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.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $18.36 | 6,200 | $114K | 82.1% |
| 2 | $19.12 | 1,300 | $25K | 17.9% |
| Total | $18.49 avg | 7,500 | $139K | 100% |
| Filing → |
| ATRA | SELL | 2021-09-24 | $179K | — | Filing → |
| ATRA | SELL | 2021-09-17 | $49K | — | Filing → |
| ATRA | SELL | 2021-08-31 | $53K | — | Filing → |