Mitchall G. Clark, EVP & Chief R & QA Officer at Atara Biotherapeutics, Inc. (ATRA), sold 7,746 shares at $15.25 ($118K) on 2017-05-16, disclosed to the SEC on 2017-05-17.
Open-market sale of $118k ATRA by EVP & Chief R & QA Officer. 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 | $15.25 | 3,873 | $59K | 50.0% |
| 2 | $15.25 | 3,873 | $59K | 50.0% |
| Total | $15.25 avg | 7,746 | $118K | 100% |
| Filing → |
| ATRA | SELL | 2018-04-03 | $898K | — | Filing → |
| ATRA | SELL | 2018-03-28 | $3.8M | — | Filing → |
| ATRA | SELL | 2017-11-17 | $47K | — | Filing → |