TETRAPHASE PHARMACEUTICALS I's ticker is TTPHXXXX and the CUSIP is 88165N105. A total of 94 filers reported holding TETRAPHASE PHARMACEUTICALS I in Q1 2018. The put-call ratio across all filers is 0.42 and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q1 2019 | $0 | – | 212 | 0.0% | 0.00% | – |
| Q4 2018 | $0 | -100.0% | 212 | -48.5% | 0.00% | – |
| Q3 2018 | $2,000 | 0.0% | 412 | 0.0% | 0.00% | – |
| Q2 2018 | $2,000 | 0.0% | 412 | 0.0% | 0.00% | – |
| Q1 2018 | $2,000 | 0.0% | 412 | +17.0% | 0.00% | – |
| Q4 2017 | $2,000 | 0.0% | 352 | +76.0% | 0.00% | – |
| Q3 2017 | $2,000 | 0.0% | 200 | 0.0% | 0.00% | – |
| Q2 2017 | $2,000 | 0.0% | 200 | 0.0% | 0.00% | – |
| Q1 2017 | $2,000 | – | 200 | 0.0% | 0.00% | – |
| Q4 2016 | $0 | -100.0% | 200 | -60.0% | 0.00% | – |
| Q3 2016 | $1,000 | 0.0% | 500 | 0.0% | 0.00% | – |
| Q2 2016 | $1,000 | 0.0% | 500 | 0.0% | 0.00% | – |
| Q1 2016 | $1,000 | -80.0% | 500 | 0.0% | 0.00% | – |
| Q4 2015 | $5,000 | -79.2% | 500 | -0.2% | 0.00% | – |
| Q2 2015 | $24,000 | – | 501 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Broadfin Capital, LLC | 1,048,642 | $3,219,000 | 0.50% |
| Virtus ETF Advisers LLC | 130,920 | $402,000 | 0.35% |
| 683 Capital Management, LLC | 600,000 | $1,842,000 | 0.16% |
| Tekla Capital Management LLC | 859,322 | $2,638,000 | 0.10% |
| DOW CHEMICAL CO /DE/ | 65,000 | $200,000 | 0.07% |
| Alambic Investment Management, L.P. | 115,834 | $356,000 | 0.05% |
| A.R.T. Advisors, LLC | 262,896 | $807,000 | 0.03% |
| Candriam S.C.A. | 520,613 | $1,598,000 | 0.03% |
| Man Group plc | 1,674,341 | $5,140,000 | 0.02% |
| Baker Brothers Advisors | 935,000 | $2,870,000 | 0.02% |