ALKERMES PLC

Ticker: ALKS CUSIP: G01767105 Class: Common Stock

Arlington Partners LLC's Holding History (CIK: 0001389848)

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

Q3 2018

Shares 7,000 Value ($000) $297 Avg Close $43.40 Range $38.23 - $46.98

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2018	7,000	$297	$43.40	$38.23 - $46.98