Initial Statement of Beneficial Ownership (Form 3)

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person * Fraga Francisco 2. Date of Event Requiring Statement (Month/Day/Year) 04/01/2026 3. Issuer Name and Ticker or Trading Symbol MCKESSON CORP [MCK] (Last) (First) (Middle) 6555 NORTH STATE HWY 161 4. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) EVP, CIO and CTO 5. If Amendment, Date Original Filed (Month/Day/Year) (Street) IRVING, TX 75039 6. Individual or Joint/Group Filing (Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Beneficially Owned

1.Title of Security (Instr. 4) 2. Amount of Securities Beneficially Owned (Instr. 4) 3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 4. Nature of Indirect Beneficial Ownership (Instr. 5) Common Stock 3,464.417 D

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.			SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Units (RSUs)	(1)	(1)	Common Stock	136	$0	D
Restricted Stock Units (RSUs)	(2)	(2)	Common Stock	398	$0	D
Restricted Stock Units (RSUs)	(3)	(3)	Common Stock	966	$0	D
Restricted Stock Units (RSUs)	(4)	(4)	Common Stock	1,391	$0	D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Fraga Francisco 6555 NORTH STATE HWY 161 IRVING, TX 75039			EVP, CIO and CTO

Signatures

Sarah Ahmad Ali, Attorney-in-fact		04/13/2026
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 5(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	These RSUs vested as to 1/3 on 5/23/2024, 1/3 on 5/23/2025 and will vest 1/3 on 5/23/2026.
(2)	These RSUs vested as to 1/3 on 11/3/2024, 1/3 on 11/3/2025 and will vest 1/3 on 11/3/2026.
(3)	These RSUs vested as to 1/3 on 5/21/2025, and will vest 1/3 on 5/21/2026 and 1/3 on 5/21/2027.
(4)	These RSUs will vest 1/3 on 5/20/2026, 1/3 on 5/20/2027 and 1/3 on 5/20/2028.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, See Instruction 6 for procedure. Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.