Rock Springs Capital Management LP
Holdings in ARGX
Position Over Time
| Report Date | Value (USD) | Shares | Type | Discretion | Filed |
|---|---|---|---|---|---|
| 2025-12-31 | $86,828,087 | 103,250 | Shares | Sole | 2026-02-17 |
| 2025-09-30 | $105,286,690 | 142,750 | Shares | Sole | 2025-11-14 |
| 2025-06-30 | $96,876,915 | 175,750 | Shares | Sole | 2025-08-14 |
| 2025-03-31 | $104,020,273 | 175,750 | Shares | Sole | 2025-05-15 |
| 2024-12-31 | $141,204,000 | 229,600 | Shares | Sole | 2025-02-14 |
| 2024-09-30 | $126,575,680 | 233,500 | Shares | Sole | 2024-11-14 |
| 2024-06-30 | $98,586,670 | 229,250 | Shares | Sole | 2024-08-14 |
| 2024-03-31 | $90,260,310 | 229,250 | Shares | Sole | 2024-05-15 |
| 2023-12-31 | $87,213,577 | 229,250 | Shares | Sole | 2024-02-14 |
| 2023-09-30 | $127,332,170 | 259,000 | Shares | Sole | 2023-11-14 |
| 2023-06-30 | $136,405,500 | 350,000 | Shares | Sole | 2023-08-14 |
| 2023-03-31 | $130,403,000 | 350,000 | Shares | Sole | 2023-05-15 |
| 2022-12-31 | $132,590,500 | 350,000 | Shares | Sole | 2023-02-14 |
| 2022-09-30 | $123,567,500 | 350,000 | Shares | Sole | 2022-11-14 |
| 2022-06-30 | $132,608,000 | 350,000 | Shares | Sole | 2022-08-15 |
| 2022-03-31 | $110,358,500 | 350,000 | Shares | Sole | 2022-05-16 |
| 2021-12-31 | $110,309,850 | 315,000 | Shares | Sole | 2022-02-14 |
| 2021-09-30 | $95,130,000 | 315,000 | Shares | Sole | 2021-11-15 |
| 2021-06-30 | $94,837,050 | 315,000 | Shares | Sole | 2021-08-16 |
| 2021-03-31 | $82,617,000 | 300,000 | Shares | Sole | 2021-05-17 |
| 2020-12-31 | $84,550,875 | 287,500 | Shares | Sole | 2021-02-16 |
| 2020-09-30 | $75,474,500 | 287,500 | Shares | Sole | 2020-11-16 |
| 2020-06-30 | $64,753,625 | 287,500 | Shares | Sole | 2020-08-14 |
| 2020-03-31 | $32,603,175 | 247,500 | Shares | Sole | 2020-05-15 |