ATYR PHARMA INC's ticker is LIFE and the CUSIP is 002120103. A total of 49 filers reported holding ATYR PHARMA INC in Q3 2015. The put-call ratio across all filers is - and the average weighting 0.4%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2017 | $105,000 | +1066.7% | 30,115 | +1573.1% | 0.00% | – |
| Q3 2017 | $9,000 | -92.5% | 1,800 | -95.8% | 0.00% | – |
| Q2 2016 | $120,000 | -91.8% | 43,222 | -88.4% | 0.00% | – |
| Q1 2016 | $1,469,000 | -60.2% | 372,850 | -0.8% | 0.00% | -100.0% |
| Q4 2015 | $3,694,000 | -1.1% | 375,750 | +3.2% | 0.00% | 0.0% |
| Q3 2015 | $3,736,000 | +8.3% | 364,173 | +95.5% | 0.00% | 0.0% |
| Q2 2015 | $3,449,000 | – | 186,249 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Polaris Venture Management Co. V, L.L.C. | 1,827,992 | $18,755,000 | 12.78% |
| EcoR1 Capital, LLC | 840,462 | $8,623,000 | 3.92% |
| Rock Springs Capital Management LP | 388,996 | $3,991,000 | 0.32% |
| SPHERA FUNDS MANAGEMENT LTD. | 209,027 | $2,145,000 | 0.27% |
| Baker Brothers Advisors | 2,335,125 | $23,958,000 | 0.22% |
| DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 461,530 | $4,735,000 | 0.18% |
| TIVERTON ASSET MANAGEMENT LLC | 472,236 | $4,845,000 | 0.11% |
| RS INVESTMENT MANAGEMENT CO LLC | 1,082,249 | $11,104,000 | 0.10% |
| RIVERHEAD CAPITAL MANAGEMENT LLC | 415,377 | $4,262,000 | 0.07% |
| Magnetar Financial LLC | 354,659 | $3,639,000 | 0.05% |