$ATRA Atara Biotherapeutics, Inc. Insider Trading Week 50/2015
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General | Insiders | Insider Transactions | Monthly Overview | Weekly Overview
Overview of insider trading in Atara Biotherapeutics, Inc. in week 50/2015.
| Date | Ticker | Company | Owner | Relationship | Transaction | Code | Cost ($) | Shares | Transaction Value ($) | Total Shares | % Holdings |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Dec 17 2015 | ATRA | Atara Biotherapeut ... | DOBMEIER ERIC | Director | Buy | P | 22.00 | 2,500 | 55,000 | 2,500 | 0 to 2.5 K |
| Dec 17 2015 | ATRA | Atara Biotherapeut ... | SEIDENBERG BETH C | Director | Buy | J | 0.00 | 2,996 | 0 | 6,689 | 3.7 K to 6.7 K (+81.13 %) |
| Dec 17 2015 | ATRA | Atara Biotherapeut ... | SEIDENBERG BETH C | Director | Sell | J | 0.00 | 4,716 | 0 | 4,716 | 9.4 K to 4.7 K (-50.00 %) |
| Dec 16 2015 | ATRA | Atara Biotherapeut ... | Ciechanover Isaac E. | Chief Executive Off ... | Sell | S | 22.21 | 200 | 4,442 | 384,011 | 384.2 K to 384 K (-0.05 %) |
| Dec 16 2015 | ATRA | Atara Biotherapeut ... | Ciechanover Isaac E. | Chief Executive Off ... | Sell | S | 21.55 | 700 | 15,085 | 384,211 | 384.9 K to 384.2 K (-0.18 %) |
| Dec 16 2015 | ATRA | Atara Biotherapeut ... | Ciechanover Isaac E. | Chief Executive Off ... | Sell | S | 20.69 | 300 | 6,207 | 384,911 | 385.2 K to 384.9 K (-0.08 %) |
| Dec 16 2015 | ATRA | Atara Biotherapeut ... | Ciechanover Isaac E. | Chief Executive Off ... | Sell | S | 25.84 | 100 | 2,584 | 385,211 | 385.3 K to 385.2 K (-0.03 %) |
| Dec 16 2015 | ATRA | Atara Biotherapeut ... | Ciechanover Isaac E. | Chief Executive Off ... | Sell | S | 24.93 | 400 | 9,972 | 385,311 | 385.7 K to 385.3 K (-0.10 %) |
| Dec 16 2015 | ATRA | Atara Biotherapeut ... | Ciechanover Isaac E. | Chief Executive Off ... | Sell | S | 23.34 | 300 | 7,002 | 385,711 | 386 K to 385.7 K (-0.08 %) |
| Dec 16 2015 | ATRA | Atara Biotherapeut ... | Ciechanover Isaac E. | Chief Executive Off ... | Sell | S | 21.54 | 400 | 8,616 | 386,011 | 386.4 K to 386 K (-0.10 %) |