ATYR PHARMA INC's ticker is LIFE and the CUSIP is 002120103. A total of 33 filers reported holding ATYR PHARMA INC in Q3 2018. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2019 | $2,000 | 0.0% | 3,410 | -12.2% | 0.00% | – |
| Q4 2018 | $2,000 | -33.3% | 3,882 | +0.1% | 0.00% | – |
| Q3 2018 | $3,000 | -81.2% | 3,877 | -78.5% | 0.00% | – |
| Q2 2018 | $16,000 | -66.7% | 18,003 | -0.6% | 0.00% | – |
| Q1 2018 | $48,000 | -48.9% | 18,103 | -32.6% | 0.00% | – |
| Q4 2017 | $94,000 | -37.3% | 26,852 | -9.3% | 0.00% | – |
| Q3 2017 | $150,000 | +47.1% | 29,620 | -0.6% | 0.00% | – |
| Q2 2017 | $102,000 | -42.7% | 29,797 | -41.1% | 0.00% | – |
| Q1 2017 | $178,000 | +270.8% | 50,616 | +124.4% | 0.00% | – |
| Q4 2016 | $48,000 | +500.0% | 22,560 | +744.0% | 0.00% | – |
| Q3 2016 | $8,000 | -42.9% | 2,673 | -44.8% | 0.00% | – |
| Q2 2016 | $14,000 | +27.3% | 4,842 | +73.9% | 0.00% | – |
| Q1 2016 | $11,000 | -76.6% | 2,785 | -41.0% | 0.00% | – |
| Q4 2015 | $47,000 | +123.8% | 4,723 | +124.9% | 0.00% | – |
| Q3 2015 | $21,000 | -47.5% | 2,100 | -3.2% | 0.00% | – |
| Q2 2015 | $40,000 | – | 2,170 | – | 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% |