KLAC insider plans sale of 1,661 common shares

Mary Wilkinson filed a notice of intent to sell common stock of issuer KLAC.

Rhea-AI Filing Summary

Mary Wilkinson filed a notice of intent to sell common stock of issuer KLAC. The planned sale involves 1,661 shares of common stock through Fidelity Brokerage Services LLC on August 10, 2026 on NASDAQ, with an aggregate value of $339,774.16. These shares were acquired via restricted stock vesting on August 7, 2026 as compensation. In the prior three months, Wilkinson reported additional sales of common shares totaling multiple transactions on July 1, August 4, August 5, and August 7, 2026, each with disclosed share counts and dollar amounts.

Key Figures

Planned shares to be sold: 1,661 shares Aggregate value of planned sale: $339,774.16 Shares acquired via restricted stock vesting: 1,661 shares +4 more

7 metrics

Planned shares to be sold 1,661 shares Common stock planned sale through Fidelity on August 10, 2026

Aggregate value of planned sale $339,774.16 Proposed sale of 1,661 KLAC common shares on NASDAQ

Shares acquired via restricted stock vesting 1,661 shares Restricted stock vesting from issuer on August 7, 2026

Shares sold on July 1, 2026 14,392 shares KLAC common stock sold with aggregate value $4,106,037.60

Shares sold on August 4, 2026 4,295 shares KLAC common stock sold with aggregate value $822,879.05

Shares sold on August 5, 2026 13,802 shares KLAC common stock sold with aggregate value $2,698,291.00

Shares sold on August 7, 2026 21,831 shares KLAC common stock sold with aggregate value $4,313,150.67

Key Terms

Form 144, Restricted Stock Vesting, Fidelity Brokerage Services LLC, Compensation

4 terms

Form 144 regulatory

"144: Securities To Be Sold"

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 | 08/07/2026 | 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.

Fidelity Brokerage Services LLC financial

"Common | Fidelity Brokerage Services LLC 900 Salem Street"

Compensation financial

"1661 | 08/07/2026 | Compensation"

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 1,661 KLAC common shares on August 10, 2026 via Fidelity on NASDAQ, with an aggregate value of $339,774.16, and details prior sales over the past three months.

How many KLAC shares is Mary Wilkinson planning to sell under this Form 144?

Mary Wilkinson plans to sell 1,661 shares of KLAC common stock. These shares, valued in total at $339,774.16, are to be sold through Fidelity Brokerage Services LLC on NASDAQ, according to the stated proposed sale date of August 10, 2026.

When were the KLAC shares to be sold by Mary Wilkinson acquired?

The 1,661 KLAC shares to be sold were acquired on August 7, 2026 through restricted stock vesting from the issuer as compensation. The filing links this equity award directly to the planned Form 144 sale.

What KLAC stock sales has Mary Wilkinson made in the past three months?

The filing lists KLAC common stock sales by Mary Wilkinson on July 1, August 4, August 5, and August 7, 2026, with respective share amounts of 14,392, 4,295, 13,802, and 21,831 and stated aggregate dollar values for each transaction.

Through which broker and market will Mary Wilkinson sell KLAC shares?

The planned sale of 1,661 KLAC common shares will be executed through Fidelity Brokerage Services LLC on the NASDAQ market. The proposed sale date disclosed in the filing is August 10, 2026.

What is the aggregate value of the KLAC shares in Mary Wilkinson’s planned sale?

The Form 144 indicates an aggregate market value of $339,774.16 for the 1,661 KLAC common shares that Mary Wilkinson intends to sell on August 10, 2026, via Fidelity on NASDAQ.

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

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Available on EDGAR 08/10/2026 - 07:03 PM Accepted by SEC EDGAR 08/10/2026 - 07:02 PM 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	1661	339774.16	1306546783	08/10/2026	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	08/07/2026	Restricted Stock Vesting	Issuer			1661	08/07/2026	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
Mary Wilkinson One Technology Drive Milpitas CA 95035	Common	08/05/2026	13802	2698291.00
Mary Wilkinson One Technology Drive Milpitas CA 95035	Common	08/07/2026	21831	4313150.67

144: Remarks and Signature

Remarks
Date of Notice	08/10/2026
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/ Jessica Spraker, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Mary B. Wilkinson.
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)