CUBIST PHARMACEUTICALS INC's ticker is CBST and the CUSIP is 229678107. A total of 253 filers reported holding CUBIST PHARMACEUTICALS INC in Q2 2013. The put-call ratio across all filers is 0.13 and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2014 | $1,775,000 | +468.9% | 17,632 | +274.7% | 0.05% | +466.7% |
| Q3 2014 | $312,000 | -76.8% | 4,706 | -75.5% | 0.01% | -77.5% |
| Q2 2014 | $1,344,000 | +72.8% | 19,244 | +80.8% | 0.04% | +73.9% |
| Q1 2014 | $778,000 | -30.5% | 10,643 | -34.5% | 0.02% | -36.1% |
| Q4 2013 | $1,119,000 | +22.3% | 16,242 | -14.3% | 0.04% | +2.9% |
| Q2 2013 | $915,000 | – | 18,942 | – | 0.04% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| AKANTHOS CAPITAL MANAGEMENT LLC | 50,500 | $3,526,000 | 10.49% |
| Palo Alto Investors LP | 1,526,916 | $106,609,000 | 7.94% |
| HealthCor Management, L.P. | 1,225,000 | $85,530,000 | 4.29% |
| SECTOR GAMMA AS | 192,490 | $13,440,000 | 3.18% |
| AMI ASSET MANAGEMENT CORP | 363,698 | $25,393,000 | 2.52% |
| EAGLE BOSTON INVESTMENT MANAGEMENT INC | 578,207 | $40,370,000 | 2.01% |
| TURNER INVESTMENTS LLC | 559,239 | $39,046,000 | 1.73% |
| Tekla Capital Management LLC | 263,772 | $18,417,000 | 1.69% |
| MAZAMA CAPITAL MANAGEMENT INC | 80,221 | $5,601,000 | 1.50% |
| WESTFIELD CAPITAL MANAGEMENT CO LP | 3,234,570 | $225,838,000 | 1.34% |