TETRAPHASE PHARMACEUTICALS I's ticker is TTPHXXXX and the CUSIP is 88165N105. A total of 89 filers reported holding TETRAPHASE PHARMACEUTICALS I in Q2 2018. The put-call ratio across all filers is 0.54 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2019 | $43,000 | -66.9% | 32,074 | -72.1% | 0.02% | -67.3% |
| Q4 2018 | $130,000 | -46.3% | 114,874 | +31.0% | 0.06% | -71.2% |
| Q3 2018 | $242,000 | +278.1% | 87,704 | +392.6% | 0.19% | +961.1% |
| Q2 2018 | $64,000 | -82.0% | 17,804 | -84.6% | 0.02% | -64.0% |
| Q1 2018 | $356,000 | – | 115,834 | – | 0.05% | – |
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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% |