Isaac E. Ciechanover, Chief Executive Officer at Atara Biotherapeutics, Inc. (ATRA), sold 3,650 shares at $22.72 ($85K) on 2019-05-30, disclosed to the SEC on 2019-05-31.
Scheduled sale ($85k) by Chief Executive Officer under a pre-arranged 10b5-1 plan. Pre-set trade — not a discretionary signal on the stock.
Negative factors outweigh the positive ones.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $23.30 | 725 | $17K | 19.9% |
| 2 | $22.72 | 1,425 | $32K | 38.2% |
| 3 | $23.70 | 1,500 | $36K | 41.9% |
| Total | $23.24 avg | 3,650 | $85K | 100% |
| Filing → |
| ATRA | SELL | 2019-04-12 | $286K | — | Filing → |
| ATRA | SELL | 2019-04-01 | $81K | — | Filing → |
| ATRA | SELL | 2019-03-18 | $437K | — | Filing → |