BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

HARBOR CAPITAL ADVISORS, INC.'s Holding History (CIK: 0001039128)

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

Q4 2025
Shares 2,294 Value ($000) $0 Avg Close $163.37 Range $138.00 - $185.17
Q3 2025
Shares 2,298 Value ($000) $0 Avg Close $135.17 Range $121.05 - $150.28
Q2 2025
Shares 2,241 Value ($000) $0 Avg Close $124.60 Range $110.04 - $137.32
Q1 2025
Shares 2,253 Value ($000) $0 Avg Close $142.96 Range $128.51 - $157.09
Q4 2022
Shares 268 Value ($000) $74 Avg Close $282.44 Range $250.31 - $311.88
Q3 2022
Shares 420 Value ($000) $112 Avg Close $212.38 Range $193.65 - $283.44
Q2 2022
Shares 780 Value ($000) $159 Avg Close $204.43 Range $187.16 - $225.50
Q1 2022
Shares 786 Value ($000) $166 Avg Close $217.46 Range $192.67 - $249.00