Balyasny Asset Management LLC
Holdings in BIIB
Position Over Time
| Report Date | Value (USD) | Shares | Type | Discretion | Filed |
|---|---|---|---|---|---|
| 2025-12-31 | $9,309,871 | 52,900 | Shares | Sole | 2026-02-17 |
| 2025-12-31 | $7,022,001 | 39,900 | Shares | Sole | 2026-02-17 |
| 2025-12-31 | $106,993,648 | 607,953 | Shares | Sole | 2026-02-17 |
| 2025-09-30 | $172,879,591 | 1,234,149 | Shares | Sole | 2025-11-14 |
| 2025-09-30 | $686,392 | 4,900 | Shares | Sole | 2025-11-14 |
| 2025-09-30 | $224,128 | 1,600 | Shares | Sole | 2025-11-14 |
| 2025-06-30 | $104,478,948 | 831,905 | Shares | Sole | 2025-08-14 |
| 2025-03-31 | $107,586,207 | 786,219 | Shares | Sole | 2025-05-15 |
| 2024-12-31 | $7,008,170 | 45,829 | Shares | Sole | 2025-02-14 |
| 2024-12-31 | $214,088 | 1,400 | Shares | Sole | 2025-02-14 |
| 2024-09-30 | $3,101,440 | 16,000 | Shares | Sole | 2024-11-14 |
| 2024-09-30 | $1,240,576 | 6,400 | Shares | Sole | 2024-11-14 |
| 2024-06-30 | $91,542,704 | 394,887 | Shares | Sole | 2024-08-14 |
| 2023-12-31 | $82,108,238 | 317,302 | Shares | Sole | 2024-02-14 |
| 2023-09-30 | $59,217,931 | 230,411 | Shares | Sole | 2023-11-14 |
| 2023-06-30 | $17,087,581 | 59,988 | Shares | Sole | 2023-08-14 |
| 2023-06-30 | $7,406,100 | 26,000 | Shares | Sole | 2023-08-14 |
| 2023-03-31 | $66,558,990 | 239,395 | Shares | Other | 2023-05-15 |
| 2022-12-31 | $14,228,979 | 51,383 | Shares | Sole | 2023-02-14 |
| 2022-09-30 | $47,036,055 | 176,165 | Shares | Sole | 2022-11-15 |
| 2022-06-30 | $4,753,025 | 23,306 | Shares | Other | 2022-08-15 |
| 2022-03-31 | $35,417,865 | 168,176 | Shares | Sole | 2022-05-16 |
| 2022-03-31 | $29,905,200 | 142,000 | Shares | Sole | 2022-05-16 |
| 2021-12-31 | $22,312,560 | 93,000 | Shares | Sole | 2022-02-14 |
| 2021-12-31 | $19,492,060 | 81,244 | Shares | Sole | 2022-02-14 |
| 2021-09-30 | $13,168,939 | 46,535 | Shares | Sole | 2021-11-15 |
| 2021-09-30 | $33,675,810 | 119,000 | Shares | Sole | 2021-11-15 |
| 2021-06-30 | $7,964,210 | 23,000 | Shares | Sole | 2021-08-16 |
| 2021-06-30 | $47,881,869 | 138,279 | Shares | Sole | 2021-08-16 |
| 2021-03-31 | $25,071,195 | 89,620 | Shares | Sole | 2021-05-17 |
| 2021-03-31 | $7,273,500 | 26,000 | Shares | Sole | 2021-05-17 |
| 2020-12-31 | $8,325,240 | 34,000 | Shares | Sole | 2021-02-16 |
| 2020-12-31 | $8,603,156 | 35,135 | Shares | Sole | 2021-02-16 |
| 2020-09-30 | $18,297,360 | 64,500 | Shares | Sole | 2020-11-16 |
| 2020-09-30 | $43,476,229 | 153,258 | Shares | Sole | 2020-11-16 |
| 2020-03-31 | $28,474,200 | 90,000 | Shares | Sole | 2020-05-15 |