ATARA BIOTHERAPEUTICS INC's ticker is ATRA and the CUSIP is 046513107. A total of 140 filers reported holding ATARA BIOTHERAPEUTICS INC in Q3 2021. The put-call ratio across all filers is 0.62 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2022 | $2,000 | -60.0% | 0 | -100.0% | 0.00% | – |
| Q2 2022 | $5,000 | -16.7% | 639 | 0.0% | 0.00% | – |
| Q1 2022 | $6,000 | -40.0% | 639 | 0.0% | 0.00% | – |
| Q4 2021 | $10,000 | -83.1% | 639 | -80.7% | 0.00% | – |
| Q3 2021 | $59,000 | +391.7% | 3,311 | +326.1% | 0.00% | – |
| Q2 2021 | $12,000 | +9.1% | 777 | 0.0% | 0.00% | – |
| Q1 2021 | $11,000 | -50.0% | 777 | -32.2% | 0.00% | – |
| Q4 2020 | $22,000 | +46.7% | 1,146 | 0.0% | 0.00% | – |
| Q3 2020 | $15,000 | -11.8% | 1,146 | 0.0% | 0.00% | – |
| Q2 2020 | $17,000 | -75.7% | 1,146 | -39.7% | 0.00% | – |
| Q2 2018 | $70,000 | – | 1,900 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| KPCB XV Associates, LLC | 1,876,650 | $29,576,000 | 23.33% |
| Antipodean Advisors LLC | 1,000,000 | $15,760,000 | 6.47% |
| M28 Capital Management LP | 456,865 | $7,200,000 | 5.62% |
| Redmile Group, LLC | 6,437,777 | $101,459,000 | 2.31% |
| One Fin Capital Management LP | 303,000 | $4,775,000 | 1.99% |
| MAVERICK CAPITAL LTD | 7,855,824 | $123,808,000 | 1.40% |
| Baupost Group | 8,477,488 | $133,605,000 | 1.32% |
| BRIDGER MANAGEMENT, LLC | 616,488 | $9,716,000 | 1.26% |
| 683 Capital Management, LLC | 1,781,234 | $28,073,000 | 1.03% |
| Trellus Management Company, LLC | 95,000 | $1,497,000 | 1.00% |