TETRAPHASE PHARMACEUTICALS I's ticker is TTPHXXXX and the CUSIP is 88165N105. A total of 79 filers reported holding TETRAPHASE PHARMACEUTICALS I in Q1 2019. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2019 | $20,000 | -62.3% | 14,984 | 0.0% | 0.00% | -62.5% |
| Q4 2018 | $53,000 | +29.3% | 14,984 | 0.0% | 0.01% | +33.3% |
| Q3 2018 | $41,000 | -22.6% | 14,984 | 0.0% | 0.01% | -25.0% |
| Q2 2018 | $53,000 | +15.2% | 14,984 | 0.0% | 0.01% | +14.3% |
| Q1 2018 | $46,000 | -51.1% | 14,984 | 0.0% | 0.01% | -50.0% |
| Q4 2017 | $94,000 | -7.8% | 14,984 | 0.0% | 0.01% | -12.5% |
| Q3 2017 | $102,000 | -4.7% | 14,984 | 0.0% | 0.02% | -5.9% |
| Q2 2017 | $107,000 | -22.5% | 14,984 | 0.0% | 0.02% | -22.7% |
| Q1 2017 | $138,000 | +130.0% | 14,984 | 0.0% | 0.02% | +144.4% |
| Q4 2016 | $60,000 | +106.9% | 14,984 | +100.0% | 0.01% | +125.0% |
| Q3 2016 | $29,000 | -9.4% | 7,492 | 0.0% | 0.00% | -20.0% |
| Q2 2016 | $32,000 | -8.6% | 7,492 | 0.0% | 0.01% | 0.0% |
| Q1 2016 | $35,000 | -53.3% | 7,492 | 0.0% | 0.01% | -54.5% |
| Q4 2015 | $75,000 | +33.9% | 7,492 | 0.0% | 0.01% | +22.2% |
| Q3 2015 | $56,000 | -84.2% | 7,492 | 0.0% | 0.01% | -83.9% |
| Q2 2015 | $355,000 | +624.5% | 7,492 | +66.5% | 0.06% | +600.0% |
| Q1 2014 | $49,000 | – | 4,500 | – | 0.01% | – |
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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% |