KLA (KLAC) CEO sells 10,803 shares under Rule 10b5-1 plan

KLA Corp (KLAC) insider activity: President and CEO Richard P. Wallace reported a sale of 10,803 shares of common stock at $1,203.1 per share on 11/11/2025, executed under a Rule 10b5-1 trading plan adopted on November 1, 2024.

Rhea-AI Filing Summary

KLA Corp (KLAC) insider activity: President and CEO Richard P. Wallace reported a sale of 10,803 shares of common stock at $1,203.1 per share on 11/11/2025, executed under a Rule 10b5-1 trading plan adopted on November 1, 2024.

On the same date, he also reported a gift of 804 shares. Following these transactions, Wallace directly beneficially owned 80,407.008 shares, which includes 57,511.168 shares issuable upon vesting of RSUs.

Insider Trade Summary

Net Seller: 10,803 shares

Net Sell 2 txns

Insider WALLACE RICHARD P

Role President and CEO

Sold 10,803 shs ($13.00M)

Type	Security	Shares	Price	Value
Sale	Common Stock	10,803	$1,203.10	$13.00M
Gift	Common Stock	804	$0.00	$0.00

Holdings After Transaction: Common Stock — 80,407.008 shares (Direct)

Footnotes (3)

1. F1. This sale was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on November 1, 2024.
2. F2. The number of shares of KLA common stock includes 57,511.168 shares issuable upon vesting of restriced stock units ("RSUs").
3. F3. This gift was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on November 1, 2024.

FAQ

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

What did KLAC's CEO report on Form 4?

He reported selling 10,803 shares at $1,203.1 on 11/11/2025 and a gift of 804 shares the same day.

Was the KLAC stock sale under a 10b5-1 plan?

Yes. The sale and gift were made pursuant to a Rule 10b5-1 trading plan adopted on November 1, 2024.

How many KLAC shares does the CEO hold after the transactions?

Following the reported transactions, he directly beneficially owned 80,407.008 shares.

Do the reported holdings include RSUs?

Yes. The holdings include 57,511.168 shares issuable upon vesting of RSUs.

What were the transaction codes on the filing?

The sale was coded S (sale) and the gift was coded G (gift).

What is the reporting person’s role at KLA (KLAC)?

He is the President and CEO of KLA Corporation.

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

Form 4 Insider Transactions: What Each Field Means →

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Accepted by SEC EDGAR 11/13/2025 - 04:05 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 CA 95035

(City) (State) (Zip)

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

3. Date of Earliest Transaction (Month/Day/Year)
11/11/2025

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

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

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

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	11/11/2025		S		10,803(1)	D	$1,203.1	81,211.008(2)	D
Common Stock	11/11/2025		G		804(3)	D	$0	80,407.008(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 1, 2024.

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

3. This gift was effected pursuant to the terms of a Rule 10b5-1 trading plan adopted by the Reporting Person on November 1, 2024.

	/s/ Jeffrey S. Cannon, as attorney-in-fact for Richard P. Wallace	11/13/2025
	** 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.