| 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 22 sells.
Estimated insider holdings value: $3.0M based on current market prices.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|
| Dec 13, 2017 | ATRA Atara Biotherapeutics, Inc. | Chief Executive Officer | Sell | 4,400 | $14.65 | $64,438.00 | -0.5% | |
| Nov 30, 2017 | ATRA Atara Biotherapeutics, Inc. | Chief Executive Officer | Sell | 4,400 | $14.25 | $62,678.00 | -0.5% | |
| Nov 14, 2017 | ATRA Atara Biotherapeutics, Inc. | Chief Executive Officer | Sell | 4,400 | $13.47 | $59,268.00 | -0.5% | |
| Oct 27, 2017 | ATRA Atara Biotherapeutics, Inc. | Chief Executive Officer | Sell | 4,400 | $13.59 | $59,774.00 | -0.5% | |
| Oct 12, 2017 | ATRA Atara Biotherapeutics, Inc. | Chief Executive Officer | Sell | 4,400 | $15.02 | $66,066.00 | -0.5% | |
| Sep 20, 2017 | ATRA Atara Biotherapeutics, Inc. | Chief Executive Officer | Sell | 4,400 | $15.54 | $68,354.00 | -0.5% | |
| Sep 7, 2017 | ATRA Atara Biotherapeutics, Inc. | Chief Executive Officer | Sell | 4,400 | $15.02 | $66,066.00 | -0.5% | |
| Aug 23, 2017 | ATRA Atara Biotherapeutics, Inc. | Chief Executive Officer | Sell | 4,400 | $13.54 | $59,554.00 | -0.5% | |
| Aug 11, 2017 | ATRA Atara Biotherapeutics, Inc. | Chief Executive Officer | Sell | 4,400 | $14.67 | $64,526.00 | -0.5% | |
| Jul 25, 2017 | ATRA Atara Biotherapeutics, Inc. | Chief Executive Officer | Sell | 5,500 | $16.49 | $90,704.00 | -0.3% |