McKesson (MCK) director Maria Martinez sells 349 shares in open-market trade

Rhea-AI Filing Summary

McKesson Corp director Maria Martinez sold shares in an open-market transaction. On this Form 4, she reported selling 349 shares of McKesson common stock on February 19, 2026 at an average price of $939.865 per share. After the sale, she directly owned 301 shares of McKesson common stock.

Insider Trade Summary

Net Seller: 349 shares ($328,013)

Net Sell 1 txn

Insider Martinez Maria

Role Director

Sold 349 shs ($328K)

Type	Security	Shares	Price	Value
Sale	Common Stock	349	$939.865	$328K

Holdings After Transaction: Common Stock — 301 shares (Direct)

Footnotes (1)

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Martinez Maria

(Last) (First) (Middle)

6555 STATE HWY 161

(Street)

IRVING TX 75039

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
MCKESSON CORP [ MCK ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
02/19/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	02/19/2026		S		349	D	$939.865	301	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

	/s/ Sarah Ahmad Ali, Attorney-in-fact	02/23/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transaction did McKesson (MCK) director Maria Martinez report?

Maria Martinez reported an open-market sale of McKesson common stock. She sold 349 shares on February 19, 2026 at an average price of $939.865 per share, and after this transaction she directly held 301 McKesson common shares.

How many McKesson (MCK) shares did Maria Martinez sell and at what price?

Maria Martinez sold 349 McKesson common shares in a single reported transaction. The shares were sold in the open market at an average price of $939.865 per share, as disclosed in the Form 4 insider trading report for February 19, 2026.

How many McKesson (MCK) shares does Maria Martinez own after this Form 4 transaction?

Following the reported sale, Maria Martinez directly owns 301 McKesson common shares. The Form 4 indicates these shares are held under direct ownership, reflecting her remaining stake after selling 349 shares on February 19, 2026 at $939.865 per share.

Was the McKesson (MCK) insider transaction by Maria Martinez a buy or a sell?

The insider transaction reported by Maria Martinez was a sale. The Form 4 identifies the transaction code as “S” for sale and describes it as an open-market sale of 349 McKesson common shares at an average price of $939.865 per share.

What does the Form 4 code “S” mean in the McKesson (MCK) filing by Maria Martinez?

In this McKesson filing, the Form 4 code “S” indicates a sale transaction. The filing describes it as a sale in an open market or private transaction, covering 349 common shares sold at an average price of $939.865 per share on February 19, 2026.