TETRAPHASE PHARMACEUTICALS I's ticker is and the CUSIP is 88165N905. A total of 3 filers reported holding TETRAPHASE PHARMACEUTICALS I in Q2 2015. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2016 | $122,000 | -45.5% | 26,400 | +18.4% | 0.00% | – |
| Q4 2015 | $224,000 | +135.8% | 22,300 | +75.6% | 0.00% | – |
| Q3 2015 | $95,000 | -72.2% | 12,700 | +76.4% | 0.00% | – |
| Q2 2015 | $342,000 | +245.5% | 7,200 | +166.7% | 0.00% | – |
| Q1 2015 | $99,000 | -81.8% | 2,700 | -80.3% | 0.00% | -100.0% |
| Q4 2014 | $544,000 | – | 13,700 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| GROUP ONE TRADING, L.P. | 17,300 | $821,000 | 0.01% |
| SIMPLEX TRADING, LLC | 46 | $33,000 | 0.00% |
| Citadel Advisors | 7,200 | $342,000 | 0.00% |