BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

BRIDGER MANAGEMENT, LLC's Holding History (CIK: 0001166309)

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

Q4 2025

Shares 36,065 Value ($000) $6,347 Avg Close $163.37 Range $138.00 - $185.17

Q3 2023

Shares 34,261 Value ($000) $8,805 Avg Close $267.47 Range $251.85 - $287.60

Q2 2023

Shares 46,633 Value ($000) $13,283 Avg Close $297.86 Range $273.39 - $319.76

Q1 2023

Shares 56,277 Value ($000) $15,647 Avg Close $276.70 Range $254.80 - $295.90

Q4 2022

Shares 47,777 Value ($000) $13,230 Avg Close $282.44 Range $250.31 - $311.88

Q3 2016

Shares 254,050 Value ($000) $79,525 Avg Close $296.18 Range $240.07 - $333.65

Q2 2016

Shares 220,499 Value ($000) $53,321 Avg Close $263.54 Range $223.02 - $292.69

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	36,065	$6,347	$163.37	$138.00 - $185.17
Q3 2023	34,261	$8,805	$267.47	$251.85 - $287.60
Q2 2023	46,633	$13,283	$297.86	$273.39 - $319.76
Q1 2023	56,277	$15,647	$276.70	$254.80 - $295.90
Q4 2022	47,777	$13,230	$282.44	$250.31 - $311.88
Q3 2016	254,050	$79,525	$296.18	$240.07 - $333.65
Q2 2016	220,499	$53,321	$263.54	$223.02 - $292.69