ATYR PHARMA INC's ticker is LIFE and the CUSIP is 002120103. A total of 41 filers reported holding ATYR PHARMA INC in Q4 2017. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2018 | $45,000 | -25.0% | 17,000 | 0.0% | 0.00% | – |
| Q4 2017 | $60,000 | -30.2% | 17,000 | 0.0% | 0.00% | – |
| Q3 2017 | $86,000 | +48.3% | 17,000 | 0.0% | 0.00% | – |
| Q2 2017 | $58,000 | -9.4% | 17,000 | -6.6% | 0.00% | – |
| Q1 2017 | $64,000 | +128.6% | 18,200 | +40.0% | 0.00% | – |
| Q4 2016 | $28,000 | +12.0% | 13,000 | +62.5% | 0.00% | – |
| Q3 2016 | $25,000 | +13.6% | 8,000 | 0.0% | 0.00% | – |
| Q2 2016 | $22,000 | – | 8,000 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Polaris Venture Management Co. V, L.L.C. | 1,827,992 | $6,398,000 | 5.64% |
| EcoR1 Capital, LLC | 3,917,972 | $13,713,000 | 1.54% |
| Redmile Group, LLC | 1,886,792 | $6,604,000 | 0.29% |
| Rock Springs Capital Management LP | 475,000 | $1,663,000 | 0.08% |
| VIKING GLOBAL INVESTORS LP | 1,384,300 | $4,845,000 | 0.03% |
| Artal Group S.A. | 500,000 | $1,750,000 | 0.03% |
| Alyeska Investment Group, L.P. | 704,524 | $2,466,000 | 0.02% |
| Glen Harbor Capital Management LLC | 153,238 | $536,000 | 0.01% |
| RIVERHEAD CAPITAL MANAGEMENT LLC | 79,677 | $279,000 | 0.01% |
| Meadow Creek Investment Management LLC | 126,196 | $442,000 | 0.01% |