Christopher Haqq, Chief Medical Officer at Atara Biotherapeutics, Inc. (ATRA), sold 6,000 shares at $15.40 ($92K) on 2016-12-15, disclosed to the SEC on 2016-12-15.
Open-market sale of $92k ATRA by Chief Medical 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.
| Filing → |
| ATRA | SELL | 2019-02-08 | $956K | — | Filing → |
| ATRA | SELL | 2018-11-15 | $26K | — | Filing → |
| ATRA | SELL | 2018-09-27 | $582K | — | Filing → |