BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

Frank, Rimerman Advisors LLC's Holding History (CIK: 0001977560)

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

Q4 2025

Shares 5,182 Value ($000) $912 Avg Close $163.37 Range $138.00 - $185.17

Q3 2025

Shares 5,181 Value ($000) $726 Avg Close $135.17 Range $121.05 - $150.28

Q2 2025

Shares 5,368 Value ($000) $674 Avg Close $124.60 Range $110.04 - $137.32

Q4 2024

Shares 3,337 Value ($000) $510 Avg Close $168.67 Range $145.07 - $195.00

Q2 2024

Shares 1,179 Value ($000) $273 Avg Close $217.32 Range $189.44 - $237.54

Q4 2023

Shares 49 Value ($000) $13 Avg Close $245.62 Range $220.86 - $269.43

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	5,182	$912	$163.37	$138.00 - $185.17
Q3 2025	5,181	$726	$135.17	$121.05 - $150.28
Q2 2025	5,368	$674	$124.60	$110.04 - $137.32
Q4 2024	3,337	$510	$168.67	$145.07 - $195.00
Q2 2024	1,179	$273	$217.32	$189.44 - $237.54
Q4 2023	49	$13	$245.62	$220.86 - $269.43