ATRA- Atara Biotherapeutics, Inc.
Atara Biotherapeutics, Inc. (ATRA) has 3 insiders with recent SEC Form 4 filings, including 0 buys and 31 sells. ATRA is classified in the Biotechnology industry within the Health Care sector.
Insider Ownership
| Role | Insider | Shares | Value | 30d |
|---|---|---|---|---|
| 10% | 1.32M | $14.60M | - | |
| CEO | 143.1K | $1.58M | - | |
| Other | 52.0K | $573.6K | - |
Activity
Buys and sells only
Transactions
10 filings · page 32
| Date | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|
| Nov 30, 2015 | McGrath John | Chief Financial Officer | Sell | 6,000 | $40.00 | $240,000.00 | -14.2% | |
| Nov 24, 2015 | Ciechanover Isaac E. | Chief Executive Officer | Sell | 4,800 | $35.03 | $168,163.00 | -0.3% | |
| Nov 17, 2015 | Soffer Gad | Chief Operating Officer | Sale+OE | 7,586 | $31.22 | $236,846.01 | -4.9% | |
| Nov 17, 2015 | Gallagher Carol Giltner | Director | Sale+OE | 1,184 | $31.10 | $36,822.40 | -1.3% | |
| Nov 16, 2015 | Clark Mitchall G. | Chief R &Qa Officer | Sale+OE | 4,153 | $31.67 | $131,525.51 | -10.7% | |
| Oct 22, 2015 | Ciechanover Isaac E. | Chief Executive Officer | Sell | 3,200 | $25.85 | $82,726.00 | -0.2% | |
| Oct 7, 2015 | Ciechanover Isaac E. | Chief Executive Officer | Sell | 4,000 | $33.08 | $132,336.00 | -0.2% | |
| Sep 24, 2015 | Ciechanover Isaac E. | Chief Executive Officer | Sell | 5,200 | $42.99 | $223,531.00 | -0.4% | |
| Sep 11, 2015 | Ciechanover Isaac E. | Chief Executive Officer | Sell | 5,200 | $46.16 | $240,045.00 | -0.2% | |
| Aug 31, 2015 | Haqq Christopher | Chief Medical Officer | Sell | 5,000 | $41.99 | $209,961.00 | -1.0% |