Ahmad A. Khan - 05 Aug 2026 Form 4 Insider Report for KLA CORP (KLAC)

Reporting relationship: President, Semi. Prod. & Cust.
Issuer ticker: KLAC
Reported as of: 05 Aug 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 07 Aug 2026, 16:05:14 UTC
Prior SEC filing: 04 Aug 2026
Source filing: View source filing
Reporting owner signature: /s/ Jeffrey S. Cannon, as attorney-in-fact for Ahmad A. Khan

Key filing fact

Ahmad A. Khan filed Form 4 for KLA CORP (KLAC) on 07 Aug 2026.

Key facts

This page summarizes Ahmad A. Khan's Form 4 filing for KLA CORP (KLAC).
5 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 07 Aug 2026, 16:05.

Change

Previous filing in this sequence was filed on 04 Aug 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001642452 Primary reporting owner

Khan Ahmad A.

Relationship: President, Semi. Prod. & Cust.
Address: ONE TECHNOLOGY DRIVE, MILPITAS
Signature: /s/ Jeffrey S. Cannon, as attorney-in-fact for Ahmad A. Khan
Signature date: 07 Aug 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

KLAC transaction

Common Stock

Award

Transaction value
Shares: +24,411
Change %: +16%
Price: $0.000000^*
Shares after: 178,508
Date: 05 Aug 2026
Ownership: Direct
Footnotes: F1, F2

KLAC transaction

Common Stock

Award

Transaction value
Shares: +87,420
Change %: +49%
Price: $0.000000^*
Shares after: 265,928
Date: 06 Aug 2026
Ownership: Direct
Footnotes: F3, F4

KLAC transaction

Common Stock

Tax liability

Transaction value
Shares: -21,671
Change %: -8.1%
Price: $192.80^*
Shares after: 244,256
Date: 06 Aug 2026
Ownership: Direct
Footnotes: F5, F6

KLAC transaction

Common Stock

Award

Transaction value
Shares: +62,476
Change %: +26%
Price: $0.000000^*
Shares after: 306,732
Date: 06 Aug 2026
Ownership: Direct
Footnotes: F7, F8

KLAC transaction

Common Stock

Tax liability

Transaction value
Shares: -30,975
Change %: -10%
Price: $192.80^*
Shares after: 275,757
Date: 06 Aug 2026
Ownership: Direct
Footnotes: F5, F6

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 8 footnotes

Footnote F1

On August 5, 2026, the Reporting Person received a grant of RSUs. The RSUs vest 25% annually from the date of grant.

Footnote F2

The number of shares of KLA common stock includes 93,674.613 shares issuable upon vesting of RSUs.

Footnote F3

On August 3, 2023, in addition to the restricted stock units ("RSUs") granted that were subject to only service-based vesting conditions, the Reporting Person was also granted RSUs with both performance-based and service-based vesting conditions ("PRSUs") for a target number of shares equal to 58,280.000 shares of KLA common stock. The maximum number of shares issuable under these PRSUs is 150% of the target shares if KLA's free cash flow relative to its peers was at the 75th percentile or greater for the three years in the period ended June 30, 2026. On August 6, 2026, KLA's Board of Directors and Compensation and Talent Committee determined that the performance conditions applicable to these PRSUs were satisfied at the maximum level. Fifty percent (50%) of the PRSUs will vest today, August 6, 2026, and the remaining fifty percent (50%) of the PRSUs will vest on August 3, 2027, subject to the continued service of the Reporting Person.

Footnote F4

The number of shares of KLA common stock includes 181,094.913 shares issuable upon vesting of RSUs.

Footnote F5

Pursuant to the terms of the grant, shares of KLA common stock were automatically withheld at vesting to cover required tax withholding. The fair market value of KLA common stock used for purposes of calculating the number of shares to be withheld was the closing price of KLA common stock as reported on August 5, 2026.

Footnote F6

The number of shares of KLA common stock includes 137,384.613 shares issuable upon vesting of RSUs.

Footnote F7

On August 4, 2022, the Reporting Person was granted PRSUs divided into three tranches. On August 6, 2026, KLA's Board of Directors and Compensation and Talent Committee determined that the performance conditions applicable to the third tranche of these PRSUs were satisfied. On August 6, 2026, 62,475.700 shares vested.

Footnote F8

The number of shares of KLA common stock includes 199,860.313 shares issuable upon vesting of RSUs.