ATYR PHARMA INC's ticker is LIFE and the CUSIP is 002120103. A total of 39 filers reported holding ATYR PHARMA INC in Q1 2017. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2018 | $0 | -100.0% | 100 | -99.3% | 0.00% | -100.0% |
| Q1 2018 | $40,000 | -2.4% | 14,956 | +27.0% | 0.00% | -40.0% |
| Q4 2017 | $41,000 | +1950.0% | 11,777 | +948.7% | 0.01% | – |
| Q4 2016 | $2,000 | -50.0% | 1,123 | -25.6% | 0.00% | – |
| Q3 2016 | $4,000 | -50.0% | 1,509 | -48.2% | 0.00% | -100.0% |
| Q2 2016 | $8,000 | – | 2,911 | +291000.0% | 0.00% | – |
| Q1 2016 | $0 | -100.0% | 1 | -99.9% | 0.00% | -100.0% |
| Q3 2015 | $12,000 | +1100.0% | 1,215 | +1520.0% | 0.00% | – |
| Q2 2015 | $1,000 | – | 75 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Polaris Venture Management Co. V, L.L.C. | 1,827,992 | $3,930,000 | 4.66% |
| EcoR1 Capital, LLC | 976,986 | $2,101,000 | 0.67% |
| TANG CAPITAL MANAGEMENT LLC | 279,425 | $601,000 | 0.32% |
| Rock Springs Capital Management LP | 475,000 | $1,021,000 | 0.07% |
| Quotient Investors, LLC | 22,200 | $48,000 | 0.03% |
| Alyeska Investment Group, L.P. | 1,072,108 | $2,305,000 | 0.02% |
| TIVERTON ASSET MANAGEMENT LLC | 95,318 | $205,000 | 0.01% |
| RIVERHEAD CAPITAL MANAGEMENT LLC | 79,677 | $171,000 | 0.01% |
| Acrospire Investment Management LLC | 12,683 | $27,000 | 0.01% |
| Glen Harbor Capital Management LLC | 179,724 | $386,000 | 0.01% |