| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Atara Biotherapeutics, Inc. (ATRA) has 3 insiders with recent SEC Form 4 filings, including 1 buy and 26 sells. ATRA is classified in the Biotechnology industry within the Health Care sector.
| Role | Insider | Shares | Value | 30d |
|---|---|---|---|---|
| 10% | 1.32M | $14.17M | - | |
| CEO | 143.1K | $1.53M | - | |
| Other | 52.0K | $556.9K | - |
Buys and sells only
| Date | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|
| Sep 4, 2018 | Newell Joe85 | Chief Tech. Operations Officer | Sale+OE | 1,500 | $39.45 | $59,178.24 | -2.3% | |
| Aug 21, 2018 | Ciechanover Isaac E. | Chief Executive Officer | Sell | 7,800 | $36.37 | $283,647.00 | -4.9% | |
| Aug 15, 2018 | Haqq Christopher | EVP, R&D &Chief Scientific Of | Sell | 775 | $37.54 | $29,093.50 | -0.2% | |
| Aug 7, 2018 | Ciechanover Isaac E. | Chief Executive Officer | Sell | 7,800 | $37.43 | $291,957.00 | -3.0% | |
| Aug 1, 2018 | Newell Joe85 | Chief Tech. Operations Officer | Sale+OE | 1,500 | $37.74 | $56,610.00 | -1.2% | |
| Jul 30, 2018 | Newell Joe85 | Chief Tech. Operations Officer | Sale+OE | 10,000 | $35.78 | $357,787.00 | -13.2% | |
| Jul 27, 2018 | Koppikar Utpal76 | Chief Financial Officer | Buy | 2,000 | $36.80 | $73,600.00 | +4.4% | |
| Jul 27, 2018 | Ciechanover Isaac E. | Chief Executive Officer | Sell | 7,800 | $38.00 | $296,432.00 | -2.1% | |
| Jul 10, 2018 | Ciechanover Isaac E. | Chief Executive Officer | Sell | 58,400 | $40.00 | $2,335,738.75 | -11.4% | |
| Jun 27, 2018 | Ciechanover Isaac E. | Chief Executive Officer | Sell | 6,400 | $39.60 | $253,425.00 | -1.0% |