Alfred Sandrock, EVP, Chief Medical Officer at BIOGEN INC. (BIIB), sold 743 shares at $292.00 ($217K) on 2018-02-20, disclosed to the SEC on 2018-02-21.
Seasonal sale ($217k) by EVP, Chief Medical Officer — this insider has traded BIIB in February in at least three consecutive prior years. Pattern-driven, low signal.
Nothing distinguishes this filing.
| Filing → |
| VYGR | SELL | 2026-02-20 | $40K | — | Filing → |
| VYGR | SELL | 2026-02-11 | $46K | — | Filing → |
| VYGR | SELL | 2025-04-04 | $37K | — | Filing → |