ARGENX SE's ticker is ARGX and the CUSIP is 04016X101. A total of 191 filers reported holding ARGENX SE in Q1 2021. The put-call ratio across all filers is 0.77 and the average weighting 0.3%.
Quarter-by-quarter ownership
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| EcoR1 Capital, LLC | 581,165 | $82,281,000 | 8.31% |
| OBERWEIS ASSET MANAGEMENT INC/ | 322,000 | $45,589,000 | 8.28% |
| Redmile Group, LLC | 1,068,832 | $151,325,000 | 4.28% |
| Avoro Capital Advisors LLC | 840,000 | $118,927,000 | 4.11% |
| ACUTA CAPITAL PARTNERS, LLC | 81,000 | $11,468,000 | 4.08% |
| Ghost Tree Capital, LLC | 100,000 | $14,158,000 | 2.94% |
| KINGDON CAPITAL MANAGEMENT, L.L.C. | 210,372 | $29,784,000 | 2.93% |
| AWM Investment Company, Inc. | 95,000 | $13,450,000 | 2.57% |
| QVT Financial LP | 84,926 | $12,024,000 | 2.54% |
| Boxer Capital, LLC | 200,000 | $28,316,000 | 2.43% |