MCKESSON CORP — Director's Dealing 2015

Jan 29, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MCKESSON CORP (MCK)
CIK: 0000927653
Period of Report: 2015-01-27

Reporting Person: HAMMERGREN JOHN H (Director, Chairman, President & CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-01-27	Common Stock	M	1321	$57.89	Acquired	1321	Direct
2015-01-27	Common Stock	S	1321	$219.0164	Disposed	0	Direct
2015-01-28	Common Stock	M	63200	$57.89	Acquired	63200	Direct
2015-01-28	Common Stock	S	63200	$219.5277	Disposed	0	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-01-27	Employee Stock Option (Right-to-buy)	$57.89	M	1321	Disposed	2015-05-20	Common Stock (1321)	Direct
2015-01-28	Employee Stock Option (Right-to-buy)	$57.89	M	63200	Disposed	2015-05-20	Common Stock (63200)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	590256.925	Indirect
Common Stock	4105.7601	Indirect

Footnotes

F1: Option exercise and sale pursuant to a previously adopted plan, intended to comply with Rule 10b5-1(c).

F2: Represents 469,416.925 shares held under the Hammergren Family Trust; 8,887 shares held in the JHH 2010 GRAT #7; 12,879 held in the JHH 2010 GRAT #8; 12,879 shares in the JHH 2010 GRAT #9; 12,879 held in the JHH 2010 GRAT #10; 12,880 held in the JHH 2010 GRAT #11; 8,902 shares held in the WLH 2010 GRAT #7; 12,883 in the WLH 2010 GRAT #8; 12,884 in the WLH 2010 GRAT #9; 12,884 in the WLH 2010 GRAT #10; 12,883 in the WLH 2010 GRAT #11.

F3: This option granted 5/20/2008 vested 25% per year, commencing on the 1st anniversary of the grant date.