MCKESSON CORP

Ticker: MCK CUSIP: 58155Q103 Class: COM

Rock Springs Capital Management LP's Holding History (CIK: 0001595725)

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

Q2 2018

Shares 5,000 Value ($000) $667 Avg Close $137.76 Range $123.99 - $151.37

Q3 2016

Shares 82,000 Value ($000) $13,674 Avg Close $173.09 Range $152.05 - $185.10

Q2 2016

Shares 77,900 Value ($000) $14,540 Avg Close $162.65 Range $143.03 - $174.89

Q1 2016

Shares 77,500 Value ($000) $12,187 Avg Close $149.58 Range $137.18 - $182.09

Q4 2015

Shares 72,500 Value ($000) $14,299 Avg Close $174.49 Range $156.11 - $187.05

Q3 2015

Shares 70,000 Value ($000) $12,952 Avg Close $195.59 Range $147.68 - $218.48

Q2 2015

Shares 149,500 Value ($000) $33,609 Avg Close $213.12 Range $202.27 - $224.48

Q1 2015

Shares 149,000 Value ($000) $33,704 Avg Close $204.26 Range $189.37 - $214.42

Q4 2014

Shares 139,750 Value ($000) $29,009 Avg Close $186.87 Range $163.92 - $197.33

Q3 2014

Shares 128,500 Value ($000) $25,015 Avg Close $176.84 Range $170.49 - $183.89

Q2 2014

Shares 119,000 Value ($000) $22,159 Avg Close $163.23 Range $149.40 - $176.12

Q1 2014

Shares 91,500 Value ($000) $16,156 Avg Close $160.13 Range $146.04 - $172.44

Q4 2013

Shares 63,000 Value ($000) $10,168 Avg Close $140.55 Range $117.83 - $152.56

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2018	5,000	$667	$137.76	$123.99 - $151.37
Q3 2016	82,000	$13,674	$173.09	$152.05 - $185.10
Q2 2016	77,900	$14,540	$162.65	$143.03 - $174.89
Q1 2016	77,500	$12,187	$149.58	$137.18 - $182.09
Q4 2015	72,500	$14,299	$174.49	$156.11 - $187.05
Q3 2015	70,000	$12,952	$195.59	$147.68 - $218.48
Q2 2015	149,500	$33,609	$213.12	$202.27 - $224.48
Q1 2015	149,000	$33,704	$204.26	$189.37 - $214.42
Q4 2014	139,750	$29,009	$186.87	$163.92 - $197.33
Q3 2014	128,500	$25,015	$176.84	$170.49 - $183.89
Q2 2014	119,000	$22,159	$163.23	$149.40 - $176.12
Q1 2014	91,500	$16,156	$160.13	$146.04 - $172.44
Q4 2013	63,000	$10,168	$140.55	$117.83 - $152.56