Insider Trading
Current insider transactions (SEC Form 4) — buys and sells by officers, directors, and major shareholders.
| Ticker | Insider | Title | Date | Transaction | Price ($) | Shares | Value ($) | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|
| KLAC | Wallace Richard P | President and CEO | 09/15/2026 | Verkauf | 171.88 | 72,019 | 12,378,626 | Form 4 |
| KLAC | Lorig Brian | EVP, KLA Global Services | 08/13/2026 | Verkauf | 208.13 | 59,586 | 12,401,634 | Form 4 |
| KLAC | Higgins Bren D. | EVP & Chief Financial Officer | 08/12/2026 | Verkauf | 209.87 | 31,500 | 6,610,905 | Form 4 |
| KLAC | Khan Ahmad A. | President, Semi. Prod. & Cust. | 08/11/2026 | Verkauf | 198.95 | 33,180 | 6,601,161 | Form 4 |
| KLAC | Wallace Richard P | President and CEO | 08/11/2026 | Verkauf | 198.95 | 87,568 | 17,421,654 | Form 4 |
| KLAC | Kirloskar Virendra A | SVP & Chief Accounting Officer | 08/10/2026 | Verkauf | 204.56 | 529 | 108,212 | Form 4 |
| KLAC | Wilkinson Mary Beth | EVP, CLO and Secretary | 08/10/2026 | Verkauf | 204.56 | 1,661 | 339,774 | Form 4 |
| KLAC | Wallace Richard P | President and CEO | 08/07/2026 | Steuer-Abgabe | 193.22 | 12,762 | 2,465,874 | Form 4 |
| KLAC | Lorig Brian | EVP, KLA Global Services | 08/07/2026 | Steuer-Abgabe | 193.22 | 2,876 | 555,701 | Form 4 |
| KLAC | Wilkinson Mary Beth | EVP, CLO and Secretary | 08/07/2026 | Verkauf | 197.57 | 21,831 | 4,313,151 | Form 4 |
| KLAC | Wilkinson Mary Beth | EVP, CLO and Secretary | 08/07/2026 | Steuer-Abgabe | 193.22 | 1,208 | 233,410 | Form 4 |
| KLAC | Khan Ahmad A. | President, Semi. Prod. & Cust. | 08/07/2026 | Steuer-Abgabe | 193.22 | 4,532 | 875,673 | Form 4 |
| KLAC | Higgins Bren D. | EVP & Chief Financial Officer | 08/07/2026 | Steuer-Abgabe | 193.22 | 4,532 | 875,673 | Form 4 |
| KLAC | Kirloskar Virendra A | SVP & Chief Accounting Officer | 08/07/2026 | Verkauf | 197.57 | 2,405 | 475,156 | Form 4 |
| KLAC | Kirloskar Virendra A | SVP & Chief Accounting Officer | 08/07/2026 | Steuer-Abgabe | 193.22 | 521 | 100,668 | Form 4 |
| KLAC | Khan Ahmad A. | President, Semi. Prod. & Cust. | 08/06/2026 | Steuer-Abgabe | 192.80 | 30,975 | 5,971,980 | Form 4 |
| KLAC | Khan Ahmad A. | President, Semi. Prod. & Cust. | 08/06/2026 | Zuteilung | — | 62,476 | — | Form 4 |
| KLAC | Khan Ahmad A. | President, Semi. Prod. & Cust. | 08/06/2026 | Steuer-Abgabe | 192.80 | 21,671 | 4,178,169 | Form 4 |
| KLAC | Khan Ahmad A. | President, Semi. Prod. & Cust. | 08/06/2026 | Zuteilung | — | 87,420 | — | Form 4 |
| KLAC | Kirloskar Virendra A | SVP & Chief Accounting Officer | 08/06/2026 | Steuer-Abgabe | 192.80 | 2,365 | 455,972 | Form 4 |
| KLAC | Kirloskar Virendra A | SVP & Chief Accounting Officer | 08/06/2026 | Zuteilung | — | 9,540 | — | Form 4 |
| KLAC | Lorig Brian | EVP, KLA Global Services | 08/06/2026 | Steuer-Abgabe | 192.80 | 12,389 | 2,388,599 | Form 4 |
| KLAC | Lorig Brian | EVP, KLA Global Services | 08/06/2026 | Zuteilung | — | 24,987 | — | Form 4 |
| KLAC | Lorig Brian | EVP, KLA Global Services | 08/06/2026 | Steuer-Abgabe | 192.80 | 9,854 | 1,899,851 | Form 4 |
| KLAC | Lorig Brian | EVP, KLA Global Services | 08/06/2026 | Zuteilung | — | 39,735 | — | Form 4 |
| KLAC | Higgins Bren D. | EVP & Chief Financial Officer | 08/06/2026 | Steuer-Abgabe | 192.80 | 30,975 | 5,971,980 | Form 4 |
| KLAC | Higgins Bren D. | EVP & Chief Financial Officer | 08/06/2026 | Zuteilung | — | 62,476 | — | Form 4 |
| KLAC | Higgins Bren D. | EVP & Chief Financial Officer | 08/06/2026 | Steuer-Abgabe | 192.80 | 21,671 | 4,178,169 | Form 4 |
| KLAC | Higgins Bren D. | EVP & Chief Financial Officer | 08/06/2026 | Zuteilung | — | 87,420 | — | Form 4 |
| KLAC | Wilkinson Mary Beth | EVP, CLO and Secretary | 08/06/2026 | Steuer-Abgabe | 192.80 | 10,520 | 2,028,256 | Form 4 |
| KLAC | Wilkinson Mary Beth | EVP, CLO and Secretary | 08/06/2026 | Zuteilung | — | 24,987 | — | Form 4 |
| KLAC | Wilkinson Mary Beth | EVP, CLO and Secretary | 08/06/2026 | Steuer-Abgabe | 192.80 | 5,355 | 1,032,444 | Form 4 |
| KLAC | Wilkinson Mary Beth | EVP, CLO and Secretary | 08/06/2026 | Zuteilung | — | 25,440 | — | Form 4 |
| KLAC | Wallace Richard P | President and CEO | 08/06/2026 | Zuteilung | — | 40,841 | — | Form 4 |
| KLAC | Wallace Richard P | President and CEO | 08/06/2026 | Steuer-Abgabe | 192.80 | 46,467 | 8,958,838 | Form 4 |
| KLAC | Wallace Richard P | President and CEO | 08/06/2026 | Zuteilung | — | 93,721 | — | Form 4 |
| KLAC | Wallace Richard P | President and CEO | 08/06/2026 | Steuer-Abgabe | 192.80 | 87,481 | 16,866,337 | Form 4 |
| KLAC | Wallace Richard P | President and CEO | 08/06/2026 | Zuteilung | — | 352,875 | — | Form 4 |
| KLAC | Khan Ahmad A. | President, Semi. Prod. & Cust. | 08/05/2026 | Zuteilung | — | 24,411 | — | Form 4 |
| KLAC | Kirloskar Virendra A | SVP & Chief Accounting Officer | 08/05/2026 | Zuteilung | — | 1,549 | — | Form 4 |
| KLAC | Lorig Brian | EVP, KLA Global Services | 08/05/2026 | Zuteilung | — | 15,961 | — | Form 4 |
| KLAC | Higgins Bren D. | EVP & Chief Financial Officer | 08/05/2026 | Zuteilung | — | 24,411 | — | Form 4 |
| KLAC | Wilkinson Mary Beth | EVP, CLO and Secretary | 08/05/2026 | Zuteilung | — | 5,070 | — | Form 4 |
| KLAC | Wilkinson Mary Beth | EVP, CLO and Secretary | 08/05/2026 | Verkauf | 195.50 | 13,802 | 2,698,291 | Form 4 |
| KLAC | Kirloskar Virendra A | SVP & Chief Accounting Officer | 08/05/2026 | Verkauf | 195.50 | 4,504 | 880,532 | Form 4 |
| KLAC | Wilkinson Mary Beth | EVP, CLO and Secretary | 08/04/2026 | Verkauf | 191.59 | 4,295 | 822,879 | Form 4 |
| KLAC | Wilkinson Mary Beth | EVP, CLO and Secretary | 08/04/2026 | Steuer-Abgabe | 182.75 | 7,527 | 1,375,559 | Form 4 |
| KLAC | Wilkinson Mary Beth | EVP, CLO and Secretary | 08/04/2026 | Steuer-Abgabe | 182.75 | 2,509 | 458,520 | Form 4 |
| KLAC | Kirloskar Virendra A | SVP & Chief Accounting Officer | 08/04/2026 | Verkauf | 191.59 | 1,565 | 299,838 | Form 4 |
| KLAC | Kirloskar Virendra A | SVP & Chief Accounting Officer | 08/04/2026 | Steuer-Abgabe | 182.75 | 3,324 | 607,461 | Form 4 |
| KLAC | Kirloskar Virendra A | SVP & Chief Accounting Officer | 08/04/2026 | Steuer-Abgabe | 182.75 | 1,106 | 202,122 | Form 4 |
| KLAC | Higgins Bren D. | EVP & Chief Financial Officer | 08/04/2026 | Steuer-Abgabe | 182.75 | 22,170 | 4,051,568 | Form 4 |
| KLAC | Higgins Bren D. | EVP & Chief Financial Officer | 08/04/2026 | Steuer-Abgabe | 182.75 | 7,387 | 1,349,974 | Form 4 |
| KLAC | Khan Ahmad A. | President, Semi. Prod. & Cust. | 08/04/2026 | Steuer-Abgabe | 182.75 | 23,278 | 4,254,055 | Form 4 |
| KLAC | Khan Ahmad A. | President, Semi. Prod. & Cust. | 08/04/2026 | Steuer-Abgabe | 182.75 | 7,759 | 1,417,957 | Form 4 |
| KLAC | Lorig Brian | EVP, KLA Global Services | 08/04/2026 | Steuer-Abgabe | 182.75 | 11,081 | 2,025,053 | Form 4 |
| KLAC | Lorig Brian | EVP, KLA Global Services | 08/04/2026 | Steuer-Abgabe | 182.75 | 3,694 | 675,079 | Form 4 |
| KLAC | Wallace Richard P | President and CEO | 08/04/2026 | Steuer-Abgabe | 182.75 | 89,787 | 16,408,574 | Form 4 |
| KLAC | Wallace Richard P | President and CEO | 08/04/2026 | Steuer-Abgabe | 182.75 | 19,951 | 3,646,045 | Form 4 |
| KLAC | Wallace Richard P | President and CEO | 08/03/2026 | Steuer-Abgabe | 182.82 | 19,440 | 3,554,021 | Form 4 |
A compact market overview — not investment advice. Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q).