BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

LONGFELLOW INVESTMENT MANAGEMENT CO LLC's Holding History (CIK: 0001167487)

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

Q1 2022

Shares 13 Value ($000) $3 Avg Close $217.46 Range $192.67 - $249.00

Q4 2021

Shares 13 Value ($000) $4 Avg Close $257.12 Range $221.72 - $290.76

Q3 2021

Shares 13 Value ($000) $4 Avg Close $327.75 Range $282.64 - $372.12

Q2 2021

Shares 13 Value ($000) $5 Avg Close $302.94 Range $257.03 - $468.55

Q1 2021

Shares 10 Value ($000) $3 Avg Close $269.69 Range $238.40 - $296.38

Q4 2020

Shares 10 Value ($000) $3 Avg Close $259.08 Range $223.25 - $363.92

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2022	13	$3	$217.46	$192.67 - $249.00
Q4 2021	13	$4	$257.12	$221.72 - $290.76
Q3 2021	13	$4	$327.75	$282.64 - $372.12
Q2 2021	13	$5	$302.94	$257.03 - $468.55
Q1 2021	10	$3	$269.69	$238.40 - $296.38
Q4 2020	10	$3	$259.08	$223.25 - $363.92