OPTIMER PHARMACEUTICALS INC's ticker is OPTR and the CUSIP is 68401H104. A total of 105 filers reported holding OPTIMER PHARMACEUTICALS INC in Q3 2013. The put-call ratio across all filers is 3.49 and the average weighting 0.1%.
Quarter-by-quarter ownership
Value | Shares | Weighting | ||||
---|---|---|---|---|---|---|
Q3 2013 | $2,608,000 | – | 207,000 | – | 0.01% | – |
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Other shareholders
Name | Shares | Value | Weighting ↓ |
---|---|---|---|
MORGENS WATERFALL VINTIADIS & CO INC | 255,000 | $3,690,000 | 2.81% |
Allen Investment Management, LLC | 500,000 | $7,235,000 | 2.79% |
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) | 3,025,829 | $43,784,000 | 2.06% |
QVT Financial LP | 1,629,800 | $23,583,000 | 1.59% |
BB BIOTECH AG | 1,446,700 | $20,934,000 | 1.51% |
SECTOR GAMMA AS | 341,393 | $4,940,000 | 1.44% |
SOPHROSYNE CAPITAL LLC | 100,500 | $1,454,000 | 1.14% |
Granahan Investment Management | 2,636,421 | $38,149,000 | 1.10% |
Meditor Group Ltd | 475,000 | $6,873,000 | 0.93% |
Perceptive Advisors | 496,500 | $7,184,000 | 0.72% |