KLAC insider plans sale of 87,568 common shares

Richard P. Wallace filed to sell up to 87,568 shares of KLAC common stock through Fidelity Brokerage Services LLC, with an aggregate market value of $17,421,653.60, in a transaction expected on August 11, 2026 on NASDAQ.

Rhea-AI Filing Summary

Richard P. Wallace filed to sell up to 87,568 shares of KLAC common stock through Fidelity Brokerage Services LLC, with an aggregate market value of $17,421,653.60, in a transaction expected on August 11, 2026 on NASDAQ. The shares relate to restricted stock vesting events scheduled for June 30, August 1, August 4, and August 6, 2026. In the past three months, Wallace reported sales of 4,512 shares on May 12, 2026 for $8,094,528.00 and 4,512 shares on June 11, 2026 for $9,986,725.44.

Key Figures

Shares planned for sale: 87,568 shares Aggregate market value: $17,421,653.60 Planned sale date: 08/11/2026 +5 more

8 metrics

Shares planned for sale 87,568 shares KLAC common stock to be sold through Fidelity Brokerage Services LLC

Aggregate market value $17,421,653.60 Total value of 87,568 planned KLAC shares

Planned sale date 08/11/2026 Expected date of KLAC share sale on NASDAQ

Vesting shares on 06/30/2026 11,657 shares Restricted stock vesting categorized as Compensation

Vesting shares on 08/06/2026 47,254 shares Largest single restricted stock vesting event listed

Shares sold 05/12/2026 4,512 shares KLAC common stock sold for $8,094,528.00

Proceeds 05/12/2026 sale $8,094,528.00 Consideration for 4,512 KLAC shares

Proceeds 06/11/2026 sale $9,986,725.44 Consideration for 4,512 KLAC shares

Key Terms

Form 144, restricted stock vesting, aggregate market value, 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 | 06/30/2026 | 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.

aggregate market value financial

"Common | Fidelity Brokerage Services LLC ... | 87568 | 17421653.60"

Aggregate market value is the combined price you would pay to buy all outstanding shares of a company or all companies in a group at current market prices — essentially the sum of each stock’s market capitalization. It matters to investors because it shows the overall size and weight of an investment or sector (like the total cost to buy every piece of a puzzle), helps compare scale across companies or markets, and influences index composition and risk exposure.

Compensation financial

"11657 | 06/30/2026 | Compensation Common | 08/01/2026"

FAQ

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

What does the Form 144 filing for KLAC by Richard P. Wallace disclose?

It discloses a planned sale of up to 87,568 KLAC common shares with an aggregate market value of $17,421,653.60, expected to be sold through Fidelity Brokerage Services LLC on August 11, 2026 on NASDAQ.

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

The filing indicates a planned sale of up to 87,568 KLAC common shares. These shares are tied to several restricted stock vesting events occurring on June 30, August 1, August 4, and August 6, 2026 as part of compensation.

What is the aggregate market value of KLAC shares covered by this Form 144?

The aggregate market value of the KLAC common shares covered is $17,421,653.60. This figure reflects the total value assigned to the 87,568 shares proposed for sale through Fidelity Brokerage Services LLC on NASDAQ.

What prior KLAC stock sales did Richard P. Wallace report in the last 3 months?

He reported selling 4,512 shares of KLAC common stock on May 12, 2026 for $8,094,528.00 and another 4,512 shares on June 11, 2026 for $9,986,725.44, as disclosed in the Form 144 section on recent sales.

How are the KLAC shares in the Form 144 related to restricted stock vesting?

The shares are linked to restricted stock vesting events categorized as Compensation. Vesting is scheduled for June 30, August 1, August 4, and August 6, 2026, with specific share amounts on each date that together total the 87,568 shares.

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

The planned sale is through Fidelity Brokerage Services LLC, located in Smithfield, Rhode Island, with execution on NASDAQ. The Form 144 lists KLAC common stock as the security to be sold via this brokerage firm.

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

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Available on EDGAR 08/11/2026 - 10:30 AM Accepted by SEC EDGAR 08/11/2026 - 10:29 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	0001196898
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	WALLACE RICHARD P
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
Relationship to Issuer	Director

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	87568	17421653.60	1306546783	08/11/2026	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	06/30/2026	Restricted Stock Vesting	Issuer			11657	06/30/2026	Compensation
Common	08/01/2026	Restricted Stock Vesting	Issuer			5830	08/01/2026	Compensation
Common	08/04/2026	Restricted Stock Vesting	Issuer			22827	08/04/2026	Compensation
Common	08/06/2026	Restricted Stock Vesting	Issuer			47254	08/06/2026	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
Richard P. Wallace One Technology Drive, Milpitas CA 95035	Common	05/12/2026	4512	8094528.00
Richard P. Wallace One Technology Drive Milpitas CA 95035	Common	06/11/2026	4512	9986725.44

144: Remarks and Signature

Remarks
Date of Notice	08/11/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	11/19/2025
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 Richard Wallace
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)