KLA (KLAC) director granted 256.702 RSUs; ownership updated in Form 4

KLA Corporation (KLAC) reported an insider equity award.

Rhea-AI Filing Summary

KLA Corporation (KLAC) reported an insider equity award. Director Robert Calderoni received an automatic grant of 256.702 restricted stock units (RSUs) on November 5, 2025 at a price of $0. The RSUs vest on the earliest of November 5, 2026, immediately prior to the next annual meeting of stockholders, or ten days before a change of control of KLA.

Following the transaction, Calderoni’s beneficial holdings were reported as 3,689.702 shares held directly and 11,529.527 shares held indirectly by The 2019 Calderoni Family Trust. The direct total includes 256.702 shares issuable upon vesting of RSUs.

Insider Trade Summary

Grant/Award: 256.702 shares

Grant/Award 2 txns

Insider CALDERONI ROBERT

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	256.702	$0.00	$0.00
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 3,689.702 shares (Direct); Common Stock — 11,529.527 shares (Indirect, By Trust)

Footnotes (3)

1. F1. On November 5, 2025, the Reporting Person received an automatic grant of restricted stock units ("RSUs") for 256.702 shares of KLA common stock. The RSUs vest on the earliest to occur of (i) November 5, 2026, (ii) immediately prior to the next annual meeting of stockholders, and (iii) ten days prior to a change of control of KLA.
2. F2. The number of shares of KLA common stock includes 256.702 shares issuable upon vesting of RSUs.
3. F3. Shares held by The 2019 Calderoni Family Trust, of which the Reporting Person is a trustee and beneficiary.

FAQ

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

What did KLA (KLAC) disclose in this filing?

A director received an automatic grant of 256.702 RSUs on November 5, 2025, with updated beneficial ownership totals.

Who is the reporting person in KLAC’s Form 4?

Director Robert Calderoni.

How many RSUs were granted and at what price?

An automatic grant of 256.702 RSUs at a price of $0.

When do the RSUs vest for KLAC’s director?

On the earliest of November 5, 2026, immediately prior to the next annual meeting, or ten days before a change of control of KLA.

What is the director’s beneficial ownership after the grant?

3,689.702 shares held directly and 11,529.527 shares held indirectly by The 2019 Calderoni Family Trust.

Does the reported direct ownership include unvested RSUs?

Yes. It includes 256.702 shares issuable upon vesting of the RSUs.

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

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Accepted by SEC EDGAR 11/07/2025 - 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).

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^*

CALDERONI ROBERT

(Last) (First) (Middle)

C/O KLA CORPORATION

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)

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

3. Date of Earliest Transaction (Month/Day/Year)
11/05/2025

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	11/05/2025		A		256.702(1)	A	$0	3,689.702(2)	D
Common Stock								11,529.527	I	By Trust(3)

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. On November 5, 2025, the Reporting Person received an automatic grant of restricted stock units ("RSUs") for 256.702 shares of KLA common stock. The RSUs vest on the earliest to occur of (i) November 5, 2026, (ii) immediately prior to the next annual meeting of stockholders, and (iii) ten days prior to a change of control of KLA.

2. The number of shares of KLA common stock includes 256.702 shares issuable upon vesting of RSUs.

3. Shares held by The 2019 Calderoni Family Trust, of which the Reporting Person is a trustee and beneficiary.

	/s/ Jeffrey S. Cannon, as attorney-in-fact for Robert Calderoni	11/07/2025
	** 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.