JAZZ PHARMACEUTICALS PLC

Ticker: JAZZ CUSIP: G50871105 Class: Common Stock

VIKING GLOBAL INVESTORS LP's Holding History (CIK: 0001103804)

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

Q1 2019

Shares 635,736 Value ($000) $90,878 Avg Close $130.43 Range $119.54 - $143.36

Q4 2018

Shares 916,992 Value ($000) $113,670 Avg Close $148.35 Range $113.52 - $169.82

Q3 2018

Shares 950,281 Value ($000) $159,771 Avg Close $171.98 Range $160.15 - $181.46

Q2 2018

Shares 936,195 Value ($000) $161,306 Avg Close $163.46 Range $145.13 - $184.00

Q1 2018

Shares 769,888 Value ($000) $116,245 Avg Close $146.69 Range $132.88 - $159.72

Q4 2017

Shares 901,337 Value ($000) $121,365 Avg Close $138.70 Range $128.58 - $151.45

Q3 2017

Shares 1,197,466 Value ($000) $175,129 Avg Close $151.23 Range $139.28 - $162.59

Q2 2017

Shares 992,901 Value ($000) $154,396 Avg Close $152.92 Range $139.72 - $163.75

Q1 2017

Shares 197,830 Value ($000) $28,711 Avg Close $130.25 Range $109.14 - $148.14

Q3 2016

Shares 737,623 Value ($000) $89,606 Avg Close $134.79 Range $117.34 - $153.98

Q2 2016

Shares 618,862 Value ($000) $87,451 Avg Close $147.42 Range $129.00 - $160.00

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2019	635,736	$90,878	$130.43	$119.54 - $143.36
Q4 2018	916,992	$113,670	$148.35	$113.52 - $169.82
Q3 2018	950,281	$159,771	$171.98	$160.15 - $181.46
Q2 2018	936,195	$161,306	$163.46	$145.13 - $184.00
Q1 2018	769,888	$116,245	$146.69	$132.88 - $159.72
Q4 2017	901,337	$121,365	$138.70	$128.58 - $151.45
Q3 2017	1,197,466	$175,129	$151.23	$139.28 - $162.59
Q2 2017	992,901	$154,396	$152.92	$139.72 - $163.75
Q1 2017	197,830	$28,711	$130.25	$109.14 - $148.14
Q3 2016	737,623	$89,606	$134.79	$117.34 - $153.98
Q2 2016	618,862	$87,451	$147.42	$129.00 - $160.00