ALKERMES PLC

Ticker: ALKS CUSIP: G01767105 Class: Common Stock

PALISADE CAPITAL MANAGEMENT, LP's Holding History (CIK: 0001009006)

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

Q1 2016

Shares 53,306 Value ($000) $1,823 Avg Close $39.49 Range $27.14 - $78.88

Q4 2015

Shares 64,757 Value ($000) $5,140 Avg Close $70.02 Range $54.36 - $80.71

Q3 2015

Shares 112,889 Value ($000) $6,623 Avg Close $66.02 Range $53.01 - $73.33

Q2 2015

Shares 87,044 Value ($000) $5,600 Avg Close $61.20 Range $54.54 - $68.23

Q1 2015

Shares 89,336 Value ($000) $5,447 Avg Close $68.32 Range $57.31 - $75.17

Q4 2014

Shares 130,996 Value ($000) $7,671 Avg Close $50.94 Range $38.49 - $59.69

Q3 2014

Shares 129,574 Value ($000) $5,555 Avg Close $44.82 Range $41.02 - $52.50

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2016	53,306	$1,823	$39.49	$27.14 - $78.88
Q4 2015	64,757	$5,140	$70.02	$54.36 - $80.71
Q3 2015	112,889	$6,623	$66.02	$53.01 - $73.33
Q2 2015	87,044	$5,600	$61.20	$54.54 - $68.23
Q1 2015	89,336	$5,447	$68.32	$57.31 - $75.17
Q4 2014	130,996	$7,671	$50.94	$38.49 - $59.69
Q3 2014	129,574	$5,555	$44.82	$41.02 - $52.50