CUBIST PHARMACEUTICALS INC's ticker is CBST and the CUSIP is 229678107. A total of 9 filers reported holding CUBIST PHARMACEUTICALS INC in Q2 2012. The put-call ratio across all filers is 1.23 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2013 | $169,000 | +15.0% | 3,500 | 0.0% | 0.00% | 0.0% |
| Q1 2013 | $147,000 | +40.0% | 3,500 | +40.0% | 0.00% | +50.0% |
| Q4 2012 | $105,000 | -45.0% | 2,500 | -37.5% | 0.00% | -50.0% |
| Q3 2012 | $191,000 | +25.7% | 4,000 | 0.0% | 0.00% | 0.0% |
| Q2 2012 | $152,000 | -12.1% | 4,000 | 0.0% | 0.00% | 0.0% |
| Q1 2012 | $173,000 | +9.5% | 4,000 | 0.0% | 0.00% | 0.0% |
| Q4 2011 | $158,000 | -62.0% | 4,000 | -75.8% | 0.00% | -60.0% |
| Q1 2011 | $416,000 | -40.7% | 16,500 | -49.7% | 0.01% | -44.4% |
| Q4 2010 | $702,000 | – | 32,800 | – | 0.02% | – |
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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% |