Derrell Porter, SVP, Head of Global Commercial at Atara Biotherapeutics, Inc. (ATRA), sold 3,088 shares at $40.15 ($124K) on 2018-05-08, disclosed to the SEC on 2018-05-08.
Open-market sale of $124k ATRA by SVP, Head of Global Commercial. 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 | $40.15 | 1,544 | $62K | 50.0% |
| 2 | $40.15 | 1,544 | $62K | 50.0% |
| Total | $40.15 avg | 3,088 | $124K | 100% |
| Filing → |
| ATRA | SELL | 2018-05-16 | $1.5M | — | Filing → |