| 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 42 sells.
Estimated insider holdings value: $3.0M based on current market prices.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|
| Jul 27, 2018 | ATRA Atara Biotherapeutics, Inc. | Chief Executive Officer | Sell | 7,800 | $38.00 | $296,432.00 | -2.1% | |
| Jul 10, 2018 | ATRA Atara Biotherapeutics, Inc. | Chief Executive Officer | Sell | 58,400 | $40.00 | $2,335,738.75 | -11.4% | |
| Jun 27, 2018 | ATRA Atara Biotherapeutics, Inc. | Chief Executive Officer | Sell | 6,400 | $39.60 | $253,425.00 | -1.0% | |
| Jun 6, 2018 | ATRA Atara Biotherapeutics, Inc. | Chief Executive Officer | Sell | 8,800 | $48.56 | $427,288.00 | -1.1% | |
| May 22, 2018 | ATRA Atara Biotherapeutics, Inc. | Chief Executive Officer | Sell | 8,800 | $51.74 | $455,313.00 | -1.2% | |
| May 10, 2018 | ATRA Atara Biotherapeutics, Inc. | Chief Executive Officer | Sell | 8,800 | $39.85 | $350,637.00 | -1.2% | |
| Apr 27, 2018 | ATRA Atara Biotherapeutics, Inc. | Chief Executive Officer | Sell | 8,800 | $42.46 | $373,659.00 | -1.1% | |
| Apr 12, 2018 | ATRA Atara Biotherapeutics, Inc. | Chief Executive Officer | Sell | 8,800 | $41.87 | $368,472.00 | -1.1% | |
| Mar 27, 2018 | ATRA Atara Biotherapeutics, Inc. | Chief Executive Officer | Sell | 8,800 | $38.59 | $339,549.00 | -0.8% | |
| Mar 16, 2018 | ATRA Atara Biotherapeutics, Inc. | Chief Executive Officer | Sell | 8,800 | $42.13 | $370,748.00 | -1.0% |