BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

Westover Capital Advisors, LLC's Holding History (CIK: 0001483467)

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

Q1 2016

Shares 1,136 Value ($000) $296 Avg Close $264.15 Range $242.07 - $301.02

Q4 2015

Shares 1,146 Value ($000) $351 Avg Close $287.35 Range $254.00 - $311.65

Q3 2015

Shares 981 Value ($000) $286 Avg Close $330.23 Range $265.00 - $412.24

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2016	1,136	$296	$264.15	$242.07 - $301.02
Q4 2015	1,146	$351	$287.35	$254.00 - $311.65
Q3 2015	981	$286	$330.23	$265.00 - $412.24