BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

Marshall & Sterling Wealth Advisors Inc.'s Holding History (CIK: 0002056315)

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

Q3 2025

Shares 49 Value ($000) $7 Avg Close $135.17 Range $121.05 - $150.28

Q2 2025

Shares 49 Value ($000) $6 Avg Close $124.60 Range $110.04 - $137.32

Q1 2025

Shares 48 Value ($000) $7 Avg Close $142.96 Range $128.51 - $157.09

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	49	$7	$135.17	$121.05 - $150.28
Q2 2025	49	$6	$124.60	$110.04 - $137.32
Q1 2025	48	$7	$142.96	$128.51 - $157.09