Form 4 filings across 1 company. Net figures count open-market buys and sales only. EDGAR profile ↗
Lifetime net: $0
Reported holding is the most recent post-transaction share count on a Table I row.
How quickly this filer reports. Section 16 allows two business days from the transaction.
All 4 filings we hold were filed within the two-business-day deadline.
Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings
The 13 most recent Form 4 transactions.
| May 1 | BIIB | Biogen INC. | MEXER | 939 | — | — | +16.0% | Open the original filing on SEC.gov |
| Feb 13 | BIIB | Biogen INC. | AGRANT◆ | 8,025 | — | — | — | Open the original filing on SEC.gov |
| Feb 6 | BIIB | Biogen INC. | MEXER◆ | 3,278 | — | — | — | Open the original filing on SEC.gov |
| Feb 6 | BIIB | Biogen INC. | MEXER◆ | 1,802 | — | — | — | Open the original filing on SEC.gov |
| Feb 6 | BIIB | Biogen INC. | FTAX | 994 | $201.18 | $200K | -14.5% | Open the original filing on SEC.gov |
| Feb 6 | BIIB | Biogen INC. | MEXER | 3,278 | — | — | +91.1% | Open the original filing on SEC.gov |
| Feb 6 | BIIB | Biogen INC. | FTAX | 589 | $201.18 | $118.5K | -14.1% | Open the original filing on SEC.gov |
| Feb 6 | BIIB | Biogen INC. | MEXER | 1,802 | — | — | +75.6% | Open the original filing on SEC.gov |
| May 1, 2025 | BIIB | Biogen INC. | MEXER◆ | 938 | — | — | — | Open the original filing on SEC.gov |
| May 1, 2025 | BIIB | Biogen INC. | FTAX | 454 | $120.93 | $54.9K | -16.0% | Open the original filing on SEC.gov |
| May 1, 2025 | BIIB | Biogen INC. | MEXER | 938 | — | — | +49.4% | Open the original filing on SEC.gov |