TETRAPHASE PHARMACEUTICALS I's ticker is TTPHXXXX and the CUSIP is 88165N105. A total of 105 filers reported holding TETRAPHASE PHARMACEUTICALS I in Q4 2015. The put-call ratio across all filers is 0.82 and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2017 | $1,014,000 | -52.6% | 160,908 | -46.4% | 0.14% | -55.4% |
| Q2 2017 | $2,139,000 | -22.4% | 300,000 | 0.0% | 0.31% | -29.7% |
| Q1 2017 | $2,757,000 | +128.0% | 300,000 | 0.0% | 0.44% | +88.4% |
| Q4 2016 | $1,209,000 | -99.9% | 300,000 | 0.0% | 0.23% | +27.5% |
| Q3 2016 | $1,149,000,000 | +88969.8% | 300,000 | 0.0% | 0.18% | -20.5% |
| Q2 2016 | $1,290,000 | -7.1% | 300,000 | 0.0% | 0.23% | -17.0% |
| Q1 2016 | $1,389,000 | -38.5% | 300,000 | +33.3% | 0.28% | -19.1% |
| Q4 2015 | $2,257,000 | +34.4% | 225,000 | 0.0% | 0.34% | +27.2% |
| Q3 2015 | $1,679,000 | -67.0% | 225,000 | +109.5% | 0.27% | -56.2% |
| Q2 2015 | $5,095,000 | +14.0% | 107,400 | -12.0% | 0.61% | -18.8% |
| Q1 2015 | $4,470,000 | – | 122,000 | – | 0.75% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| HARVEY CAPITAL MANAGEMENT INC | 293,675 | $14,061,000 | 4.76% |
| BB BIOTECH AG | 1,507,114 | $71,497,000 | 1.94% |
| SECTORAL ASSET MANAGEMENT INC | 893,076 | $42,368,000 | 1.77% |
| Opaleye Management Inc. | 65,000 | $3,084,000 | 1.23% |
| COLUMBIA PARTNERS L.L.C. INVESTMENT MANAGEMENT | 390,294 | $18,515,000 | 1.14% |
| Granite Point Capital Management, L.P. | 75,206 | $3,568,000 | 1.04% |
| Granahan Investment Management | 705,601 | $33,474,000 | 0.95% |
| Iguana Healthcare Management, LLC | 50,000 | $2,372,000 | 0.75% |
| Eventide Asset Management | 290,000 | $13,758,000 | 0.74% |
| Rhenman & Partners Asset Management AB | 107,400 | $5,095,000 | 0.61% |