KLA CEO sells 4,512 shares in planned trade

KLA Corp President and CEO Richard P. Wallace sold 4,512 shares of KLA common stock in an open-market transaction.

Rhea-AI Filing Summary

KLA Corp President and CEO Richard P. Wallace sold 4,512 shares of KLA common stock in an open-market transaction. The shares were sold at an average price of $2,213.37 per share. The trade was effected pursuant to a Rule 10b5-1 trading plan adopted by Wallace on November 19, 2025.

Following this sale, Wallace directly owned 71,383.008 shares of KLA common stock. This total includes 57,511.168 shares issuable upon vesting of restricted stock units, meaning a large portion of his reported holdings remains tied to long-term equity awards.

Insider Trade Summary 10b5-1

Net Seller: 4,512 shares

Net Sell 1 txn

Insider WALLACE RICHARD P

Role President and CEO

Sold 4,512 shs ($9.99M)

Type	Security	Shares	Price	Value
Sale	Common Stock	4,512	$2,213.37	$9.99M

Holdings After Transaction: Common Stock — 71,383.008 shares (Direct)

Footnotes (2)

1. F1. This sale was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on November 19, 2025.
2. F2. The number of shares of KLA common stock includes 57,511.168 shares issuable upon vesting of restricted stock units ("RSUs").

Key Figures

Shares sold: 4,512 shares Average sale price: $2,213.37 per share Shares held after sale: 71,383.008 shares +1 more

4 metrics

Shares sold 4,512 shares Open-market sale on 2026-06-11

Average sale price $2,213.37 per share Open-market transaction

Shares held after sale 71,383.008 shares Direct holdings following transaction

RSU-linked shares 57,511.168 shares Issuable upon vesting of RSUs

Key Terms

Rule 10b5-1 trading plan, restricted stock units ("RSUs"), open-market sale, Form 4

4 terms

Rule 10b5-1 trading plan regulatory

"This sale was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

restricted stock units ("RSUs") financial

"includes 57,511.168 shares issuable upon vesting of restricted stock units ("RSUs")"

Restricted stock units (RSUs) are a company promise to give an employee shares of stock (or cash equivalent) in the future, but only after certain conditions—usually staying with the company for a set time or hitting performance goals—are met. Investors watch RSUs because when they vest they increase the number of shares outstanding and can lead insiders to sell shares, affecting share price, company dilution and the true cost of employee pay.

open-market sale financial

"transaction_action": "open-market sale""

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

Form 4 regulatory

"INSIDER FILING DATA (Form 4)"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

FAQ

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

What insider transaction did KLA (KLAC) disclose for its CEO?

KLA disclosed that President and CEO Richard P. Wallace sold 4,512 shares of KLA common stock in an open-market transaction at an average price of $2,213.37 per share, according to a recent Form 4 insider trading report.

At what price did the KLA (KLAC) CEO sell his shares?

Richard P. Wallace sold 4,512 KLA shares at an average price of $2,213.37 per share. This price reflects the weighted average sale price reported for the open-market transaction disclosed in the Form 4 filing.

How many KLA (KLAC) shares does the CEO hold after the sale?

After the transaction, Richard P. Wallace directly held 71,383.008 shares of KLA common stock. This reported amount includes 57,511.168 shares that are issuable upon vesting of restricted stock units, as stated in the Form 4 footnotes.

Was the KLA (KLAC) CEO’s stock sale under a Rule 10b5-1 plan?

Yes. The Form 4 notes that Richard P. Wallace’s sale was effected under a Rule 10b5-1 trading plan adopted on November 19, 2025. Such plans pre-schedule trades, reducing the significance of short-term market timing for the transaction.

What portion of the KLA (KLAC) CEO’s holdings are restricted stock units?

The Form 4 states that 57,511.168 of the CEO’s reported KLA shares are issuable upon vesting of restricted stock units. These RSUs represent a substantial component of his total reported share position after the sale.

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

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Accepted by SEC EDGAR 06/11/2026 - 06:08 PM Learn about SEC filing dates

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).

X

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^*

WALLACE RICHARD P

(Last) (First) (Middle)

ONE TECHNOLOGY DRIVE

(Street)

MILPITAS CALIFORNIA 95035

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
KLA CORP [ KLAC ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/11/2026

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

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

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

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	06/11/2026		S		4,512(1)	D	$2,213.37	71,383.008(2)	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:

1. This sale was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on November 19, 2025.

2. The number of shares of KLA common stock includes 57,511.168 shares issuable upon vesting of restricted stock units ("RSUs").

	/s/ Jeffrey S. Cannon, as attorney-in-fact for Richard P. Wallace	06/11/2026
	** 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.
* Form 4: SEC 1474 (03-26)