ACHILLION PHARMACEUTICALS IN's ticker is ACHN and the CUSIP is 00448Q201. A total of 151 filers reported holding ACHILLION PHARMACEUTICALS IN in Q4 2017. The put-call ratio across all filers is 1.09 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2021 | $0 | – | 0 | – | 0.00% | – |
| Q1 2021 | $0 | – | 0 | – | 0.00% | – |
| Q4 2020 | $0 | – | 0 | – | 0.00% | – |
| Q3 2020 | $0 | – | 0 | – | 0.00% | – |
| Q2 2020 | $0 | – | 0 | – | 0.00% | – |
| Q1 2020 | $0 | – | 0 | – | 0.00% | – |
| Q4 2019 | $0 | – | 0 | – | 0.00% | – |
| Q3 2019 | $0 | -100.0% | 0 | -100.0% | 0.00% | – |
| Q4 2018 | $1,000 | -50.0% | 519 | -16.2% | 0.00% | – |
| Q3 2018 | $2,000 | 0.0% | 619 | 0.0% | 0.00% | – |
| Q2 2018 | $2,000 | – | 619 | +519.0% | 0.00% | – |
| Q1 2018 | $0 | – | 100 | 0.0% | 0.00% | – |
| Q4 2017 | $0 | -100.0% | 100 | -84.1% | 0.00% | – |
| Q3 2017 | $3,000 | -93.0% | 630 | -93.2% | 0.00% | -100.0% |
| Q2 2017 | $43,000 | +1333.3% | 9,290 | +1374.6% | 0.00% | – |
| Q1 2017 | $3,000 | 0.0% | 630 | 0.0% | 0.00% | – |
| Q4 2016 | $3,000 | -25.0% | 630 | +18.9% | 0.00% | – |
| Q3 2016 | $4,000 | 0.0% | 530 | 0.0% | 0.00% | – |
| Q2 2016 | $4,000 | 0.0% | 530 | +60.6% | 0.00% | – |
| Q4 2015 | $4,000 | – | 330 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| MAK CAPITAL ONE LLC | 5,191,600 | $8,255,000 | 4.47% |
| RTW INVESTMENTS, LP | 13,749,383 | $21,862,000 | 2.04% |
| ARMISTICE CAPITAL, LLC | 4,300,000 | $6,837,000 | 0.52% |
| DAFNA Capital Management LLC | 630,182 | $1,002,000 | 0.50% |
| Rock Springs Capital Management LP | 2,325,000 | $3,697,000 | 0.18% |
| 683 Capital Management, LLC | 1,000,000 | $1,590,000 | 0.10% |
| Alambic Investment Management, L.P. | 133,698 | $213,000 | 0.09% |
| South Dakota Investment Council | 3,037,004 | $7,310,000 | 0.08% |
| Alpine Global Management, LLC | 205,172 | $326,000 | 0.08% |
| Rhenman & Partners Asset Management AB | 402,800 | $640,000 | 0.07% |