BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

Dorsey Wright & Associates's Holding History (CIK: 0001376772)

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

Q2 2015

Shares 10,791 Value ($000) $4,122 Avg Close $401.33 Range $368.88 - $432.88

Q1 2015

Shares 10,900 Value ($000) $4,602 Avg Close $394.14 Range $334.40 - $480.18

Q4 2014

Shares 11,049 Value ($000) $3,751 Avg Close $323.51 Range $290.85 - $361.93

Q3 2014

Shares 11,059 Value ($000) $3,658 Avg Close $329.72 Range $298.31 - $349.00

Q2 2014

Shares 11,190 Value ($000) $3,754 Avg Close $300.97 Range $272.02 - $322.25

Q1 2014

Shares 14,900 Value ($000) $4,258 Avg Close $317.43 Range $270.62 - $358.89

Q4 2013

Shares 11,507 Value ($000) $3,427 Avg Close $258.65 Range $221.07 - $298.82

Q3 2013

Shares 13,128 Value ($000) $3,161 Avg Close $223.81 Range $203.55 - $248.95

Q2 2013

Shares 13,080 Value ($000) $2,815 Avg Close $213.68 Range $191.80 - $242.64

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2015	10,791	$4,122	$401.33	$368.88 - $432.88
Q1 2015	10,900	$4,602	$394.14	$334.40 - $480.18
Q4 2014	11,049	$3,751	$323.51	$290.85 - $361.93
Q3 2014	11,059	$3,658	$329.72	$298.31 - $349.00
Q2 2014	11,190	$3,754	$300.97	$272.02 - $322.25
Q1 2014	14,900	$4,258	$317.43	$270.62 - $358.89
Q4 2013	11,507	$3,427	$258.65	$221.07 - $298.82
Q3 2013	13,128	$3,161	$223.81	$203.55 - $248.95
Q2 2013	13,080	$2,815	$213.68	$191.80 - $242.64