BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

SFMG, LLC's Holding History (CIK: 0001512026)

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

Q2 2024

Shares 3,375 Value ($000) $782 Avg Close $217.32 Range $189.44 - $237.54

Q1 2024

Shares 3,341 Value ($000) $720 Avg Close $234.20 Range $211.02 - $268.30

Q4 2020

Shares 1,965 Value ($000) $481 Avg Close $259.08 Range $223.25 - $363.92

Q3 2020

Shares 1,851 Value ($000) $525 Avg Close $278.91 Range $261.87 - $312.00

Q2 2020

Shares 1,895 Value ($000) $507 Avg Close $300.59 Range $257.60 - $350.24

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2024	3,375	$782	$217.32	$189.44 - $237.54
Q1 2024	3,341	$720	$234.20	$211.02 - $268.30
Q4 2020	1,965	$481	$259.08	$223.25 - $363.92
Q3 2020	1,851	$525	$278.91	$261.87 - $312.00
Q2 2020	1,895	$507	$300.59	$257.60 - $350.24