BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

Belvedere Trading LLC's Holding History (CIK: 0001632341)

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

Q4 2022

Shares 1,675 Value ($000) $464 Avg Close $282.44 Range $250.31 - $311.88

Q4 2014

Shares 5,320 Value ($000) $1,806 Avg Close $323.51 Range $290.85 - $361.93

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2022	1,675	$464	$282.44	$250.31 - $311.88
Q4 2014	5,320	$1,806	$323.51	$290.85 - $361.93