BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

Rossby Financial, LCC's Holding History (CIK: 0002056510)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 14 Value ($000) $2 Avg Close $163.37 Range $138.00 - $185.17