BIOGEN INC

Ticker: BIIB CUSIP: 09062X103 Class: COM

NINE MASTS CAPITAL Ltd's Holding History (CIK: 0001569356)

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

Q4 2017

Shares 31 Value ($000) $10 Avg Close $320.80 Range $301.81 - $348.84

Q3 2017

Shares 1,820 Value ($000) $570 Avg Close $296.11 Range $269.50 - $330.00

Q2 2017

Shares 6,655 Value ($000) $1,806 Avg Close $264.42 Range $244.28 - $291.90

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	31	$10	$320.80	$301.81 - $348.84
Q3 2017	1,820	$570	$296.11	$269.50 - $330.00
Q2 2017	6,655	$1,806	$264.42	$244.28 - $291.90