John McGrath, EVP & Chief Financial Officer at Atara Biotherapeutics, Inc. (ATRA), sold 15,926 shares at $46.77 ($750K) on 2018-02-15, disclosed to the SEC on 2018-02-20.
Open-market sale of $750k ATRA by EVP & Chief Financial 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 | $46.77 | 6,500 | $304K | 40.6% |
| 2 | $47.05 | 2,926 | $138K | 18.4% |
| 3 | $46.93 | 4,000 | $188K | 25.0% |
| 4 | $48.08 | 2,500 | $120K | 16.0% |
| Total | $47.07 avg | 15,926 | $750K | 100% |
| Filing → |
| ATRA | SELL | 2018-01-02 | $640K | — | Filing → |
| ATRA | SELL | 2017-08-17 | $60K | — | Filing → |
| ATRA | SELL | 2017-05-17 | $60K | — | Filing → |