ALKERMES PLC

Ticker: ALKS CUSIP: G01767105 Class: Common Stock

1832 Asset Management L.P.'s Holding History (CIK: 0000944388)

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

Q2 2014

Shares 768,300 Value ($000) $38,695 Avg Close $46.12 Range $40.30 - $51.81

Q1 2014

Shares 1,074,600 Value ($000) $45,152 Avg Close $47.58 Range $39.68 - $54.25

Q4 2013

Shares 1,074,600 Value ($000) $43,752 Avg Close $36.93 Range $29.36 - $41.47

Q3 2013

Shares 1,064,200 Value ($000) $35,721 Avg Close $32.55 Range $27.72 - $35.72

Q2 2013

Shares 1,064,200 Value ($000) $30,524 Avg Close $29.15 Range $22.17 - $34.30

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2014	768,300	$38,695	$46.12	$40.30 - $51.81
Q1 2014	1,074,600	$45,152	$47.58	$39.68 - $54.25
Q4 2013	1,074,600	$43,752	$36.93	$29.36 - $41.47
Q3 2013	1,064,200	$35,721	$32.55	$27.72 - $35.72
Q2 2013	1,064,200	$30,524	$29.15	$22.17 - $34.30