Christopher Viehbacher
Known title: President and CEOCIK: 0001774478
Associated companies
Transaction History
| BIIB | ▲ Buy | Option Exercise | 9,008 | $0 | 2/6/2026 | View on chart |
| BIIB | ▼ Sell | Tax Withholding | 4,356 | $876K | 2/6/2026 | View on chart |
| BIIB | ▲ Buy | Option Exercise | 15,453 | $0 | 2/6/2026 | View on chart |
| BIIB | ▼ Sell | Tax Withholding | 6,624 | $1.3M | 2/6/2026 | View on chart |
| BIIB | ▲ Buy | Option Exercise | 7,040 | $0 | 12/1/2025 | View on chart |
| BIIB | ▼ Sell | Tax Withholding | 3,404 | $605K | 12/1/2025 | View on chart |