TETRAPHASE PHARMACEUTICALS I's ticker is TTPHXXXX and the CUSIP is 88165N105. A total of 102 filers reported holding TETRAPHASE PHARMACEUTICALS I in Q4 2017. The put-call ratio across all filers is 1.13 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2018 | $4,000 | – | 1,302 | +2356.6% | 0.00% | – |
| Q2 2018 | $0 | -100.0% | 53 | -84.5% | 0.00% | – |
| Q1 2018 | $1,000 | 0.0% | 342 | +71.0% | 0.00% | – |
| Q4 2017 | $1,000 | -97.0% | 200 | -95.8% | 0.00% | – |
| Q3 2017 | $33,000 | +1550.0% | 4,807 | +1289.3% | 0.00% | – |
| Q2 2017 | $2,000 | -85.7% | 346 | -76.8% | 0.00% | – |
| Q1 2017 | $14,000 | +27.3% | 1,494 | -45.7% | 0.00% | – |
| Q4 2016 | $11,000 | +1000.0% | 2,751 | +1577.4% | 0.00% | – |
| Q4 2015 | $1,000 | 0.0% | 164 | +51.9% | 0.00% | – |
| Q3 2015 | $1,000 | -98.3% | 108 | -91.2% | 0.00% | – |
| Q2 2015 | $58,000 | +2800.0% | 1,227 | +513.5% | 0.00% | – |
| Q1 2014 | $2,000 | -33.3% | 200 | -13.4% | 0.00% | – |
| Q3 2013 | $3,000 | – | 231 | – | 0.00% | – |
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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% |