BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

GROUPAMA ASSET MANAGMENT's Holding History (CIK: 0001055969)

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

Q4 2025
Shares 8,431 Value ($000) $1,484 Avg Close $163.37 Range $138.00 - $185.17
Q3 2025
Shares 8,524 Value ($000) $1,194 Avg Close $135.17 Range $121.05 - $150.28
Q2 2025
Shares 8,918 Value ($000) $1,124 Avg Close $124.60 Range $110.04 - $137.32
Q1 2025
Shares 7,932 Value ($000) $1,098 Avg Close $142.96 Range $128.51 - $157.09
Q4 2024
Shares 9,872 Value ($000) $1,483 Avg Close $168.67 Range $145.07 - $195.00
Q3 2024
Shares 20,522 Value ($000) $3,194 Avg Close $209.21 Range $188.78 - $238.00
Q2 2024
Shares 12,710 Value ($000) $2,946 Avg Close $217.32 Range $189.44 - $237.54
Q1 2024
Shares 13,491 Value ($000) $4,510 Avg Close $234.20 Range $211.02 - $268.30
Q4 2023
Shares 15,783 Value ($000) $4,085 Avg Close $245.62 Range $220.86 - $269.43