BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

Mizuho Markets Cayman LP's Holding History (CIK: 0001803149)

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

Q4 2022

Shares 2,615 Value ($000) $724 Avg Close $282.44 Range $250.31 - $311.88

Q4 2021

Shares 2,335 Value ($000) $560 Avg Close $257.12 Range $221.72 - $290.76

Q3 2021

Shares 6,147 Value ($000) $1,740 Avg Close $327.75 Range $282.64 - $372.12

Q1 2021

Shares 786 Value ($000) $220 Avg Close $269.69 Range $238.40 - $296.38

Q3 2020

Shares 1,242 Value ($000) $352 Avg Close $278.91 Range $261.87 - $312.00

Q1 2020

Shares 3,009 Value ($000) $952 Avg Close $303.47 Range $262.25 - $374.99

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2022	2,615	$724	$282.44	$250.31 - $311.88
Q4 2021	2,335	$560	$257.12	$221.72 - $290.76
Q3 2021	6,147	$1,740	$327.75	$282.64 - $372.12
Q1 2021	786	$220	$269.69	$238.40 - $296.38
Q3 2020	1,242	$352	$278.91	$261.87 - $312.00
Q1 2020	3,009	$952	$303.47	$262.25 - $374.99