CUBIST PHARMACEUTICALS INC's ticker is CBST and the CUSIP is 229678107. A total of 272 filers reported holding CUBIST PHARMACEUTICALS INC in Q3 2013. The put-call ratio across all filers is 0.25 and the average weighting 0.2%.
Quarter-by-quarter ownership
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Palo Alto Investors LP | 1,843,688 | $122,310,000 | 9.14% |
| HealthCor Management, L.P. | 1,100,000 | $72,974,000 | 3.75% |
| SECTOR GAMMA AS | 199,990 | $13,267,000 | 3.10% |
| AMI ASSET MANAGEMENT CORP | 365,309 | $24,235,000 | 2.38% |
| Redmile Group, LLC | 283,756 | $18,824,000 | 2.17% |
| EAGLE BOSTON INVESTMENT MANAGEMENT INC | 1,134,336 | $75,250,000 | 2.10% |
| PointState Capital LP | 1,650,000 | $109,461,000 | 1.98% |
| Tamarack Capital Management, LLC | 110,000 | $7,297,000 | 1.62% |
| Tekla Capital Management LLC | 494,454 | $32,802,000 | 1.54% |
| WESTFIELD CAPITAL MANAGEMENT CO LP | 3,421,430 | $226,978,000 | 1.39% |