ALDER BIOPHARMACEUTICALS INC's ticker is and the CUSIP is 014339955. A total of 3 filers reported holding ALDER BIOPHARMACEUTICALS INC in Q2 2019. The put-call ratio across all filers is - and the average weighting 0.0%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2019 | $4,343,000 | +14875.9% | 230,300 | +9112.0% | 0.04% | – |
| Q2 2019 | $29,000 | -42.0% | 2,500 | -49.0% | 0.00% | – |
| Q4 2018 | $50,000 | -53.3% | 4,900 | -23.4% | 0.00% | -100.0% |
| Q3 2018 | $107,000 | -21.3% | 6,400 | -25.6% | 0.00% | 0.0% |
| Q2 2018 | $136,000 | -44.3% | 8,600 | -55.2% | 0.00% | -50.0% |
| Q1 2018 | $244,000 | +212.8% | 19,200 | +182.4% | 0.00% | +100.0% |
| Q4 2017 | $78,000 | -91.8% | 6,800 | -91.2% | 0.00% | -88.9% |
| Q3 2017 | $948,000 | +148.2% | 77,400 | +131.7% | 0.01% | +125.0% |
| Q2 2017 | $382,000 | +634.6% | 33,400 | +1236.0% | 0.00% | +300.0% |
| Q4 2016 | $52,000 | – | 2,500 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| SIMPLEX TRADING, LLC | 80 | $94,000 | 0.00% |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | 0 | $0 | 0.00% |
| GROUP ONE TRADING, L.P. | 2,500 | $29,000 | 0.00% |