KLA insider Mary Wilkinson plans 13,802-share sale

Mary Wilkinson, associated with KLA Corporation (KLAC), filed a notice to sell up to 13,802 shares of common stock through Fidelity Brokerage Services LLC on or after 08/05/2026 on NASDAQ.

Rhea-AI Filing Summary

Mary Wilkinson, associated with KLA Corporation (KLAC), filed a notice to sell up to 13,802 shares of common stock through Fidelity Brokerage Services LLC on or after 08/05/2026 on NASDAQ. These shares arise from restricted stock vesting dated 08/04/2026 and are categorized as compensation. The filing also lists sales during the past three months: 14,392 shares of common stock on 07/01/2026 for $4,106,037.60 and 4,295 shares on 08/04/2026 for $822,879.05.

Key Figures

Planned shares to be sold: 13,802 shares Aggregate market value of planned sale: $2,698,291.00 Shares sold 07/01/2026: 14,392 shares +3 more

6 metrics

Planned shares to be sold 13,802 shares Common stock planned for sale on or after 08/05/2026

Aggregate market value of planned sale $2,698,291.00 Market value associated with 13,802 common shares

Shares sold 07/01/2026 14,392 shares Common stock sold for $4,106,037.60 during past 3 months

Value of shares sold 07/01/2026 $4,106,037.60 Proceeds from 14,392 common shares sold on 07/01/2026

Shares sold 08/04/2026 4,295 shares Common stock sold for $822,879.05 during past 3 months

Value of shares sold 08/04/2026 $822,879.05 Proceeds from 4,295 common shares sold on 08/04/2026

Key Terms

Restricted Stock Vesting, Compensation, Fidelity Brokerage Services LLC

3 terms

Restricted Stock Vesting financial

"Common | 08/04/2026 | Restricted Stock Vesting | Issuer"

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.

Compensation financial

"| 13802 | 08/04/2026 | Compensation"

Fidelity Brokerage Services LLC financial

"Common | Fidelity Brokerage Services LLC 900 Salem Street"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the KLAC Form 144 filing by Mary Wilkinson disclose?

The filing discloses that Mary Wilkinson plans to sell up to 13,802 KLAC common shares on or after 08/05/2026, originating from restricted stock vesting on 08/04/2026 and classified as compensation.

How many KLAC shares are planned for sale under this Form 144?

The notice covers a planned sale of up to 13,802 KLAC common shares. The shares are to be sold through Fidelity Brokerage Services LLC on NASDAQ, with an aggregate market value listed as $2,698,291.00.

What prior KLAC share sales by Mary Wilkinson are reported in this Form 144?

The filing reports sales of 14,392 KLAC common shares on 07/01/2026 for $4,106,037.60 and 4,295 shares on 08/04/2026 for $822,879.05, both attributed to Mary Wilkinson.

What is the nature of the KLAC shares being sold in this Form 144?

The shares are described as Common stock arising from Restricted Stock Vesting on 08/04/2026, with the transaction type identified as Compensation and the issuer listed as the source of the vested stock.

Which broker and market are involved in the planned KLAC share sale?

The planned sale of 13,802 KLAC common shares is to be executed through Fidelity Brokerage Services LLC, with the securities indicated for trading on NASDAQ as of the proposed sale date 08/05/2026.

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

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Available on EDGAR 08/05/2026 - 10:19 AM Accepted by SEC EDGAR 08/05/2026 - 10:18 AM Learn about SEC filing dates

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	0001691769
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	KLA CORP
SEC File Number	000-09992
Address of Issuer	ONE TECHNOLOGY DRIVE MILPITAS CALIFORNIA 95035
Phone	4088753000
Name of Person for Whose Account the Securities are To Be Sold	Wilkinson Mary Beth
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	Officer

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	13802	2698291.00	130627521	08/05/2026	NASDAQ

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	08/04/2026	Restricted Stock Vesting	Issuer			13802	08/04/2026	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
Mary Wilkinson One Technology Drive Milpitas CA 95035	Common	07/01/2026	14392	4106037.60
Mary Wilkinson One Technology Drive Milpitas CA 95035	Common	08/04/2026	4295	822879.05

144: Remarks and Signature

Remarks
Date of Notice	08/05/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	02/02/2026
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	/s/ Daniel Tucci, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Mary Wilkinson
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)