ALKERMES PLC

Ticker: ALKS CUSIP: G01767105 Class: Common Stock

Alyeska Investment Group, L.P.'s Holding History (CIK: 0001453072)

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

Q4 2019

Shares 1,009,382 Value ($000) $20,591 Avg Close $19.88 Range $17.11 - $21.88

Q3 2019

Shares 987,527 Value ($000) $19,267 Avg Close $21.76 Range $18.69 - $25.35

Q2 2016

Shares 68,947 Value ($000) $2,980 Avg Close $41.26 Range $33.31 - $47.90

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2019	1,009,382	$20,591	$19.88	$17.11 - $21.88
Q3 2019	987,527	$19,267	$21.76	$18.69 - $25.35
Q2 2016	68,947	$2,980	$41.26	$33.31 - $47.90