BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

KIRR MARBACH & CO LLC /IN/'s Holding History (CIK: 0000764112)

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

Q1 2025

Shares 33,444 Value ($000) $4,576 Avg Close $142.96 Range $128.51 - $157.09

Q4 2024

Shares 29,798 Value ($000) $4,557 Avg Close $168.67 Range $145.07 - $195.00

Q3 2024

Shares 34,376 Value ($000) $6,663 Avg Close $209.21 Range $188.78 - $238.00

Q2 2024

Shares 34,232 Value ($000) $7,936 Avg Close $217.32 Range $189.44 - $237.54

Q1 2024

Shares 22,247 Value ($000) $4,797 Avg Close $234.20 Range $211.02 - $268.30

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2025	33,444	$4,576	$142.96	$128.51 - $157.09
Q4 2024	29,798	$4,557	$168.67	$145.07 - $195.00
Q3 2024	34,376	$6,663	$209.21	$188.78 - $238.00
Q2 2024	34,232	$7,936	$217.32	$189.44 - $237.54
Q1 2024	22,247	$4,797	$234.20	$211.02 - $268.30