PERRIGO CO PLC

Ticker: PRGO CUSIP: G97822103 Class: SHS

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's Holding History (CIK: 0001644956)

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

Q1 2017

Shares 547,487 Value ($000) $36,348 Avg Close $76.04 Range $66.29 - $87.48

Q4 2016

Shares 508,402 Value ($000) $42,314 Avg Close $86.74 Range $79.72 - $97.17

Q3 2016

Shares 528,179 Value ($000) $48,767 Avg Close $92.15 Range $82.50 - $99.14

Q2 2016

Shares 534,935 Value ($000) $48,503 Avg Close $103.58 Range $84.85 - $133.53

Q1 2016

Shares 758,909 Value ($000) $97,087 Avg Close $136.76 Range $122.62 - $152.36

Q4 2015

Shares 778,977 Value ($000) $112,718 Avg Close $153.80 Range $140.40 - $167.92

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2017	547,487	$36,348	$76.04	$66.29 - $87.48
Q4 2016	508,402	$42,314	$86.74	$79.72 - $97.17
Q3 2016	528,179	$48,767	$92.15	$82.50 - $99.14
Q2 2016	534,935	$48,503	$103.58	$84.85 - $133.53
Q1 2016	758,909	$97,087	$136.76	$122.62 - $152.36
Q4 2015	778,977	$112,718	$153.80	$140.40 - $167.92