BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

Virtus Investment Advisers, LLC's Holding History (CIK: 0000019481)

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

Q4 2025
Shares 3,923 Value ($000) $690 Avg Close $163.37 Range $138.00 - $185.17
Q3 2025
Shares 3,359 Value ($000) $471 Avg Close $135.17 Range $121.05 - $150.28
Q2 2025
Shares 3,359 Value ($000) $422 Avg Close $124.60 Range $110.04 - $137.32
Q1 2025
Shares 2,311 Value ($000) $316 Avg Close $142.96 Range $128.51 - $157.09
Q4 2017
Shares 906 Value ($000) $289 Avg Close $320.80 Range $301.81 - $348.84
Q3 2017
Shares 922 Value ($000) $289 Avg Close $296.11 Range $269.50 - $330.00
Q2 2017
Shares 1,070 Value ($000) $290 Avg Close $264.42 Range $244.28 - $291.90
Q1 2017
Shares 1,272 Value ($000) $348 Avg Close $282.75 Range $260.50 - $301.42
Q3 2016
Shares 4,775 Value ($000) $1,495 Avg Close $296.18 Range $240.07 - $333.65