BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

Mraz, Amerine & Associates, Inc.'s Holding History (CIK: 0001542324)

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

Q2 2015

Shares 573 Value ($000) $231 Avg Close $401.33 Range $368.88 - $432.88

Q1 2015

Shares 573 Value ($000) $242 Avg Close $394.14 Range $334.40 - $480.18

Q2 2013

Shares 1,080 Value ($000) $232 Avg Close $213.68 Range $191.80 - $242.64

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2015	573	$231	$401.33	$368.88 - $432.88
Q1 2015	573	$242	$394.14	$334.40 - $480.18
Q2 2013	1,080	$232	$213.68	$191.80 - $242.64