ALDER BIOPHARMACEUTICALS INC's ticker is ALDR and the CUSIP is 014339105. A total of 137 filers reported holding ALDER BIOPHARMACEUTICALS INC in Q1 2018. The put-call ratio across all filers is 8.14 and the average weighting 0.3%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q2 2019 | $732,000 | -37.4% | 62,225 | -27.3% | 0.01% | -41.2% |
| Q1 2019 | $1,169,000 | +150.3% | 85,625 | +88.1% | 0.02% | +112.5% |
| Q4 2018 | $467,000 | +13.9% | 45,525 | +84.9% | 0.01% | +33.3% |
| Q3 2018 | $410,000 | +89.8% | 24,625 | +79.7% | 0.01% | +100.0% |
| Q2 2018 | $216,000 | -43.0% | 13,700 | -58.6% | 0.00% | -57.1% |
| Q4 2017 | $379,000 | – | 33,080 | – | 0.01% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Foresite Capital Management III, LLC | 2,942,130 | $40,160,000 | 10.45% |
| Foresite Capital Management II, LLC | 1,586,220 | $21,652,000 | 9.78% |
| DAFNA Capital Management LLC | 571,013 | $7,794,000 | 3.36% |
| Redmile Group, LLC | 8,244,896 | $112,543,000 | 3.29% |
| Lion Point Capital, LP | 1,271,500 | $17,355,000 | 1.57% |
| Palo Alto Investors LP | 1,861,630 | $25,411,000 | 1.06% |
| SAMLYN CAPITAL, LLC | 3,185,983 | $43,488,000 | 1.03% |
| Bellevue Group AG | 1,286,748 | $17,564,000 | 0.97% |
| BB BIOTECH AG | 2,766,008 | $37,756,000 | 0.95% |
| Rock Springs Capital Management LP | 1,560,000 | $21,294,000 | 0.82% |