ACHILLION PHARMACEUTICALS IN's ticker is ACHN and the CUSIP is 00448Q201. A total of 154 filers reported holding ACHILLION PHARMACEUTICALS IN in Q4 2015. The put-call ratio across all filers is 0.45 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2017 | $61,000 | -75.5% | 14,600 | -59.4% | 0.08% | +272.7% |
| Q3 2015 | $249,000 | +2.5% | 36,000 | +31.4% | 0.02% | +10.0% |
| Q2 2015 | $243,000 | -67.3% | 27,400 | -54.8% | 0.02% | -68.8% |
| Q4 2014 | $742,000 | +267.3% | 60,600 | +127.0% | 0.06% | +276.5% |
| Q2 2014 | $202,000 | +320.8% | 26,700 | +81.6% | 0.02% | +183.3% |
| Q1 2014 | $48,000 | – | 14,700 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| RA Capital Management | 12,033,220 | $92,896,000 | 11.87% |
| RTW INVESTMENTS, LP | 2,558,859 | $19,754,000 | 7.17% |
| TURNER INVESTMENTS LLC | 859,560 | $6,636,000 | 1.80% |
| DAFNA Capital Management LLC | 236,500 | $1,826,000 | 1.58% |
| Ghost Tree Capital, LLC | 250,000 | $1,930,000 | 1.09% |
| Orbimed Advisors | 11,519,700 | $88,932,000 | 0.94% |
| Rock Springs Capital Management LP | 1,220,000 | $9,418,000 | 0.79% |
| Opus Point Partners Management, LLC | 99,000 | $764,000 | 0.59% |
| Bellevue Group AG | 420,000 | $3,242,000 | 0.59% |
| Cormorant Asset Management, LP | 500,000 | $3,860,000 | 0.58% |