TETRAPHASE PHARMACEUTICALS I's ticker is TTPHXXXX and the CUSIP is 88165N105. A total of 93 filers reported holding TETRAPHASE PHARMACEUTICALS I in Q4 2016. The put-call ratio across all filers is 0.93 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q4 2018 | $15,000 | -87.7% | 13,429 | -69.8% | 0.00% | – |
| Q3 2018 | $122,000 | +29.8% | 44,406 | +44.1% | 0.00% | -100.0% |
| Q1 2018 | $94,000 | -56.7% | 30,813 | -10.9% | 0.00% | -55.6% |
| Q4 2017 | $217,000 | +3000.0% | 34,596 | +1842.5% | 0.01% | – |
| Q4 2016 | $7,000 | -41.7% | 1,781 | -38.8% | 0.00% | -100.0% |
| Q2 2016 | $12,000 | -80.6% | 2,912 | -78.5% | 0.00% | -80.0% |
| Q1 2016 | $62,000 | -90.0% | 13,570 | -83.7% | 0.01% | -88.9% |
| Q3 2015 | $620,000 | +49.0% | 83,235 | +849.2% | 0.04% | +28.6% |
| Q2 2015 | $416,000 | +150.6% | 8,769 | +93.5% | 0.04% | +84.2% |
| Q1 2015 | $166,000 | -7.8% | 4,532 | +0.1% | 0.02% | -13.6% |
| Q4 2014 | $180,000 | – | 4,529 | – | 0.02% | – |
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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% |