McKesson (MCK) Form 144 shows Michele Lau sells 2,725 shares

Rhea-AI Filing Summary

McKesson Corp reported a Form 144 notice for an insider sale. The filing lists a sale by Michele Lau of 2,725 shares on 03/02/2026 with an aggregate figure of $2,697,750.00. The excerpt also lists recent restricted stock vesting entries of 2,701, 410, and 439 shares on 05/19/2026, 05/20/2026, and 05/21/2026, respectively.

Insights

Securities Counsel

Routine Form 144 sale notice by an insider; regulatory disclosure, not a company operational event.

Form 144s are notification filings required when insiders propose to sell restricted or control securities; they do not itself execute a sale. The filing shows a proposed or reported transaction by Michele Lau of 2,725 shares on 03/02/2026.

Timing and settlement details are not provided in the excerpt; subsequent trade confirmations or broker reports would show execution. Future public filings may disclose executed sale details or remaining holdings.

Key Figures

Shares reported sold: 2,725 shares Aggregate figure listed: $2,697,750.00 Restricted stock vesting: 2,701 shares +2 more

5 metrics

Shares reported sold 2,725 shares Michele Lau reported transaction date <date>03/02/2026</date>

Aggregate figure listed $2,697,750.00 Associated with the 2,725-share entry dated <date>03/02/2026</date>

Restricted stock vesting 2,701 shares Vesting date <date>05/19/2026</date>

Restricted stock vesting 410 shares Vesting date <date>05/20/2026</date>

Restricted stock vesting 439 shares Vesting date <date>05/21/2026</date>

Key Terms

Form 144, Restricted Stock Vesting, Issuer

3 terms

Form 144 regulatory

"144: Securities Sold During The Past 3 Months"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Restricted Stock Vesting financial

"Common | 05/19/2026 | Restricted Stock Vesting"

Restricted stock vesting is the timetable and conditions under which shares granted to employees or insiders become fully owned and can be sold, typically requiring continued work or meeting performance goals. It matters to investors because large blocks of shares can become tradable at once, which can change share supply and price, and because vesting aligns insiders’ incentives with the company’s long‑term performance—think of it like a timed unlock that both rewards and locks in key people.

Issuer regulatory

"Restricted Stock Vesting | Issuer |"

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 05/26/2026 - 10:05 AM Accepted by SEC EDGAR 05/26/2026 - 10:04 AM Learn about SEC filing dates

FAQ

What does McKesson's (MCK) Form 144 report show?

It reports a proposed or reported insider sale of 2,725 shares by Michele Lau on 03/02/2026. The filing lists an aggregate figure of $2,697,750.00 and recent restricted stock vesting events dated 05/19–05/21/2026.

Does the Form 144 confirm the shares were sold?

No; the Form 144 is a notice of proposed sale and does not by itself confirm execution. Broker confirmations or subsequent SEC reports would show whether the sale actually settled and the final transaction details.

Who is the reporting person on this filing for MCK?

The filing lists Michele Lau as the reporting person associated with the sale of 2,725 shares on 03/02/2026. The address shown is in Irving, Texas, consistent with the reporting block in the excerpt.

What restricted stock vesting is shown in the excerpt?

The excerpt lists restricted stock vesting of 2,701 shares on 05/19/2026, 410 shares on 05/20/2026, and 439 shares on 05/21/2026. These appear under compensation-related vesting entries.

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Fidelity Brokerage Services LLC 900 Salem Street Smithfield RI 02917	3550	2701869.50	120204051	05/26/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	05/19/2026	Restricted Stock Vesting	Issuer			2701	05/19/2026	Compensation
Common	05/20/2026	Restricted Stock Vesting	Issuer			410	05/20/2026	Compensation
Common	05/21/2026	Restricted Stock Vesting	Issuer			439	05/21/2026	Compensation

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Michele Lau 6555 State Hwy 161 Irving TX 75039	Common	03/02/2026	2725	2697750.00

144: Remarks and Signature

Remarks

Date of Notice

Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)