| Insider | Role | Shares | Value | Buys | Sells |
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| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
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| Insider | Role | Shares | Value | Buys | Sells |
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| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
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Chief Executive Officer
1 company
Ciechanover Isaac E. is a Chief Executive Officer at Atara Biotherapeutics, Inc.. Recent SEC Form 4 filings include 0 buys and 34 sells.
Estimated insider holdings value: $3.1M based on current market prices.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|
| May 30, 2019 | ATRA Atara Biotherapeutics, Inc. | Chief Executive Officer | Sell | 5,850 | $23.09 | $135,088.50 | -0.5% | |
| May 14, 2019 | ATRA Atara Biotherapeutics, Inc. | Chief Executive Officer | Sell | 7,800 | $24.61 | $191,973.00 | -0.9% | |
| Apr 26, 2019 | ATRA Atara Biotherapeutics, Inc. | Chief Executive Officer | Sell | 7,800 | $33.54 | $261,582.00 | -0.8% | |
| Apr 11, 2019 | ATRA Atara Biotherapeutics, Inc. | Chief Executive Officer | Sell | 7,800 | $36.66 | $285,909.00 | -1.2% | |
| Mar 29, 2019 | ATRA Atara Biotherapeutics, Inc. | Chief Executive Officer | Sell | 7,800 | $38.66 | $301,546.00 | -0.5% | |
| Mar 15, 2019 | ATRA Atara Biotherapeutics, Inc. | Chief Executive Officer | Sell | 7,800 | $39.48 | $307,953.00 | -0.8% | |
| Feb 28, 2019 | ATRA Atara Biotherapeutics, Inc. | Chief Executive Officer | Sell | 7,800 | $36.14 | $281,891.00 | -0.8% | |
| Feb 12, 2019 | ATRA Atara Biotherapeutics, Inc. | Chief Executive Officer | Sell | 7,800 | $38.77 | $302,367.00 | -1.1% | |
| Jan 24, 2019 | ATRA Atara Biotherapeutics, Inc. | Chief Executive Officer | Sell | 7,800 | $35.06 | $273,433.20 | -0.5% | |
| Jan 10, 2019 | ATRA Atara Biotherapeutics, Inc. | Chief Executive Officer | Sell | 7,800 | $34.55 | $269,470.00 | -21.6% |