ATARA BIOTHERAPEUTICS INC's ticker is ATRA and the CUSIP is 046513107. A total of 155 filers reported holding ATARA BIOTHERAPEUTICS INC in Q3 2022. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2023 | $67,764 | -8.7% | 23,367 | +3.2% | 0.00% | 0.0% |
| Q4 2022 | $74,233 | -9.5% | 22,632 | +4.9% | 0.00% | 0.0% |
| Q3 2022 | $82,000 | -50.9% | 21,575 | +0.6% | 0.00% | -50.0% |
| Q2 2022 | $167,000 | -11.6% | 21,445 | +5.6% | 0.00% | 0.0% |
| Q1 2022 | $189,000 | -38.2% | 20,315 | +4.8% | 0.00% | 0.0% |
| Q4 2021 | $306,000 | -12.1% | 19,390 | -0.4% | 0.00% | -33.3% |
| Q3 2021 | $348,000 | +16.0% | 19,467 | +0.8% | 0.00% | +50.0% |
| Q2 2021 | $300,000 | -2.9% | 19,319 | -10.1% | 0.00% | -33.3% |
| Q1 2021 | $309,000 | -23.1% | 21,492 | +5.0% | 0.00% | -25.0% |
| Q4 2020 | $402,000 | +51.1% | 20,472 | -0.2% | 0.00% | +33.3% |
| Q3 2020 | $266,000 | +18.8% | 20,519 | +33.7% | 0.00% | 0.0% |
| Q2 2020 | $224,000 | +130.9% | 15,349 | +34.2% | 0.00% | +50.0% |
| Q1 2020 | $97,000 | – | 11,441 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| EcoR1 Capital, LLC | 1,063,189 | $56,094,000 | 18.70% |
| Baupost Group | 4,809,632 | $253,756,000 | 4.23% |
| Ghost Tree Capital, LLC | 100,000 | $5,276,000 | 1.71% |
| Redmile Group, LLC | 372,642 | $19,661,000 | 1.61% |
| BRIDGER MANAGEMENT, LLC | 501,297 | $26,448,000 | 0.84% |
| Visium Asset Management, LP | 904,514 | $47,722,000 | 0.68% |
| Cupps Capital Management, LLC | 78,660 | $4,150,000 | 0.40% |
| Cormorant Asset Management, LP | 50,000 | $2,638,000 | 0.35% |
| TIVERTON ASSET MANAGEMENT LLC | 225,113 | $11,877,000 | 0.24% |
| ArrowMark Colorado Holdings LLC | 123,668 | $6,525,000 | 0.16% |