BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

Advanced Portfolio Management, LLC's Holding History (CIK: 0001940461)

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

Q3 2025

Shares 2,641 Value ($000) $366 Avg Close $135.17 Range $121.05 - $150.28

Q2 2025

Shares 2,641 Value ($000) $332 Avg Close $124.60 Range $110.04 - $137.32

Q1 2025

Shares 2,641 Value ($000) $361 Avg Close $142.96 Range $128.51 - $157.09

Q2 2023

Shares 3,149 Value ($000) $897 Avg Close $297.86 Range $273.39 - $319.76

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	2,641	$366	$135.17	$121.05 - $150.28
Q2 2025	2,641	$332	$124.60	$110.04 - $137.32
Q1 2025	2,641	$361	$142.96	$128.51 - $157.09
Q2 2023	3,149	$897	$297.86	$273.39 - $319.76