Christopher Viehbacher serves as Executive at BIOGEN INC., where they oversee executive responsibilities. Since joining the company, Christopher Viehbacher has executed 2 insider transactions totaling $0, demonstrating a balanced approach to their equity position. Their most recent transaction on Dec 1, 2025 involved selling 3,404 shares valued at $605.2K.
Christopher Viehbacher currently holds 16,443 shares of BIOGEN INC. (BIIB), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Christopher Viehbacher has been a net neutral trader of BIIB stock. They have purchased $0 and sold $0 worth of shares.
Christopher Viehbacher's most recent insider trade was on Dec 1, 2025, when they sold 3,404 shares at $177.78 per share.
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| $N/A |
| Discretionary |