| Period | Weighting | Quarter | ||||||
|---|---|---|---|---|---|---|---|---|
| Company | Longest | Shortest | Min. | Avg. | Max. | First | Latest | ↓ Count |
| GROUP ONE TRADING, L.P. | 3 | 3 | 0.00% | 0.00% | 0.00% | Q3 2015 | Q1 2016 | 3 |
| RTW INVESTMENTS, LP | 1 | 1 | 2.57% | 2.76% | 2.96% | Q3 2015 | Q3 2016 | 2 |
| STATE STREET CORP | 2 | 2 | 0.00% | 0.00% | 0.00% | Q2 2015 | Q3 2015 | 2 |
| 12 West Capital Management LP | 1 | 1 | 0.94% | 0.94% | 0.94% | Q2 2015 | Q2 2015 | 1 |
| Perceptive Advisors | 1 | 1 | 0.00% | 0.00% | 0.00% | Q2 2016 | Q2 2016 | 1 |
This page lists all the filers that currently own ATARA BIOTHERAPEUTICS INC or have owned ATARA BIOTHERAPEUTICS INC in the past.