SEC Form 4 · Updated Daily
KLAC
— KLA CORPORATION OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| LEVY KENNETH | Director | 1,464,375 | 2007-02-26 | S |
| WALLACE RICHARD P | Officer | 706,924.55 | 2026-09-15 | S |
| Higgins Bren D. | Officer | 307,815.436 | 2026-08-12 | S |
| Khan Ahmad A. | Officer | 238,044.992 | 2026-08-11 | S |
| SCHROEDER KENNETH L | Director · Officer | 188,690 | 2006-02-08 | M |
| Lorig Brian | Officer | 77,681.092 | 2026-08-13 | S |
| Titinger Jorge | Director | 62,600 | 2007-08-08 | A |
| Tsai Bin-Ming Ben | Officer | 50,000 | 2007-02-13 | A |
| KISPERT JOHN H | Director | 45,806 | 2008-10-18 | A |
| Levy Asher | Officer | 44,121 | 2019-02-20 | A |
| Hall Jeffrey | Officer | 43,750 | 2007-08-08 | A |
| Wilkinson Mary Beth | Officer | 37,032.032 | 2026-08-10 | S |
| Trafas Brian M. | Officer | 30,525 | 2020-02-01 | M |
| BARNHOLT EDWARD W | Director | 25,431 | 2022-08-10 | G |
| Steimberg Amichai | Officer | 19,304 | 2019-12-31 | M |
| Donzella Oreste | Officer | 16,967 | 2024-06-28 | A |
| MOORE GARY B | Director | 15,028 | 2024-11-06 | A |
| Higashi Emiko | Director | 14,766 | 2024-11-06 | A |
| Kirloskar Virendra A | Officer | 13,242.04 | 2026-08-10 | S |
| URBANEK LIDA | Director | 11,946 | 2008-07-22 | M |
| RANGO ROBERT A. | Director | 11,693 | 2024-11-06 | A |
| BOND ROBERT T | Director | 8,750 | 2014-11-05 | A |
| Glasser Lance A | Officer | 8,425 | 2007-02-08 | M |
| Kirk Michael | Officer | 6,695 | 2017-02-06 | M |
| KAUFMAN STEPHEN P | Director | 6,039 | 2013-11-27 | M |
| Bell Bobby R | Officer | 4,232.92 | 2018-02-01 | S |
| Wang David C | Director | 4,043 | 2018-11-01 | M |
| BINGHAM H RAYMOND | Director | 3,971 | 2007-11-15 | A |
| CALDERONI ROBERT | Director | 3,700.97 | 2026-02-05 | A |
| Hanley Jeneanne Michelle | Director | 3,550.73 | 2026-05-11 | S |
| MYERS MARIE | Director | 3,530 | 2023-11-01 | A |
| KENNEDY KEVIN | Director | 3,214.73 | 2025-11-05 | A |
| AKINS ROBERT P | Director | 2,558 | 2012-11-07 | A |
| Pinczuk Ana G. | Director · Officer | 2,503 | 2019-11-05 | M |
| DICKSON JOHN T | Director | 2,072 | 2019-11-05 | M |
| Martin Brian | Officer | 1,839 | 2015-09-08 | S |
| PENG VICTOR | Director | 1,750.73 | 2025-11-05 | A |
| PATEL KIRAN M | Director | 1,262 | 2022-11-02 | A |
| McMullen Michael R. | Director | 1,178.73 | 2025-11-05 | A |
| DENTINGER MARK P | Officer | 1,000 | 2013-08-08 | S |
| Samath Jamie | Officer | 377.73 | 2025-11-05 | A |
| Taylor Susan J.S. | Director | 369.73 | 2025-11-05 | A |
| Conley Jason | Officer | 203.73 | 2025-11-05 | A |
| Embree Tracy A | Director | 203.73 | 2025-11-05 | A |
| Little Teri A. | Officer | 0 | 2020-06-05 | D |
| MARKS MICHAEL E | Director | 0 | 2006-05-11 | D |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-09-15 | WALLACE RICHARD P | Open-market sale | 72,019 | $171.88 | 706,924.55 |
| 2026-08-13 | Lorig Brian | Open-market sale | 59,586 | $208.13 | 77,681.092 |
| 2026-08-12 | Higgins Bren D. | Open-market sale | 31,500 | $209.87 | 307,815.436 |
| 2026-08-11 | WALLACE RICHARD P | Open-market sale | 87,568 | $198.95 | 778,943.55 |
| 2026-08-11 | Khan Ahmad A. | Open-market sale | 33,180 | $198.95 | 238,044.992 |
| 2026-08-10 | Wilkinson Mary Beth | Open-market sale | 1,661 | $204.56 | 37,032.032 |
| 2026-08-10 | Kirloskar Virendra A | Open-market sale | 529 | $204.56 | 13,242.04 |
| 2026-08-07 | Kirloskar Virendra A | Open-market sale | 2,405 | $197.57 | 13,771.04 |
| 2026-08-07 | Kirloskar Virendra A | Tax withholding | 520.591 | $193.22 | 16,176.04 |
| 2026-08-07 | Higgins Bren D. | Tax withholding | 4,531.612 | $193.22 | 339,315.436 |
| 2026-08-07 | Khan Ahmad A. | Tax withholding | 4,531.612 | $193.22 | 271,224.992 |
| 2026-08-07 | Wilkinson Mary Beth | Open-market sale | 21,831 | $197.57 | 38,693.032 |
| 2026-08-07 | Wilkinson Mary Beth | Tax withholding | 1,208.271 | $193.22 | 60,524.032 |
| 2026-08-07 | Lorig Brian | Tax withholding | 2,875.64 | $193.22 | 137,267.092 |
| 2026-08-07 | WALLACE RICHARD P | Tax withholding | 12,761.893 | $193.22 | 866,511.55 |
| 2026-08-06 | WALLACE RICHARD P | Grant / award | 40,841.235 | $0.00 | 879,273.443 |
| 2026-08-06 | WALLACE RICHARD P | Tax withholding | 46,466.872 | $192.80 | 838,432.208 |
| 2026-08-06 | WALLACE RICHARD P | Grant / award | 93,721 | $0.00 | 884,899.08 |
| 2026-08-06 | WALLACE RICHARD P | Tax withholding | 87,481.432 | $192.80 | 791,178.08 |
| 2026-08-06 | WALLACE RICHARD P | Grant / award | 352,875 | $0.00 | 878,659.512 |
| 2026-08-06 | Wilkinson Mary Beth | Tax withholding | 10,519.654 | $192.80 | 61,732.303 |
| 2026-08-06 | Wilkinson Mary Beth | Grant / award | 24,987.3 | $0.00 | 72,251.957 |
| 2026-08-06 | Wilkinson Mary Beth | Tax withholding | 5,355.121 | $192.80 | 47,264.657 |
| 2026-08-06 | Wilkinson Mary Beth | Grant / award | 25,440 | $0.00 | 52,619.778 |
| 2026-08-06 | Higgins Bren D. | Tax withholding | 30,975.453 | $192.80 | 343,847.048 |
| 2026-08-06 | Higgins Bren D. | Grant / award | 62,475.7 | $0.00 | 374,822.501 |
| 2026-08-06 | Higgins Bren D. | Tax withholding | 21,671.418 | $192.80 | 312,346.801 |
| 2026-08-06 | Higgins Bren D. | Grant / award | 87,420 | $0.00 | 334,018.219 |
| 2026-08-06 | Kirloskar Virendra A | Tax withholding | 2,364.967 | $192.80 | 16,696.631 |
| 2026-08-06 | Kirloskar Virendra A | Grant / award | 9,540 | $0.00 | 19,061.598 |
| 2026-08-06 | Lorig Brian | Tax withholding | 12,388.704 | $192.80 | 140,142.732 |
| 2026-08-06 | Lorig Brian | Grant / award | 24,987.3 | $0.00 | 152,531.436 |
| 2026-08-06 | Lorig Brian | Tax withholding | 9,854.025 | $192.80 | 127,544.136 |
| 2026-08-06 | Lorig Brian | Grant / award | 39,735 | $0.00 | 137,398.161 |
| 2026-08-06 | Khan Ahmad A. | Tax withholding | 30,975.453 | $192.80 | 275,756.604 |
| 2026-08-06 | Khan Ahmad A. | Grant / award | 62,475.7 | $0.00 | 306,732.057 |
| 2026-08-06 | Khan Ahmad A. | Tax withholding | 21,671.418 | $192.80 | 244,256.357 |
| 2026-08-06 | Khan Ahmad A. | Grant / award | 87,420 | $0.00 | 265,927.775 |
| 2026-08-05 | Kirloskar Virendra A | Open-market sale | 4,504 | $195.50 | 7,972.448 |
| 2026-08-05 | Wilkinson Mary Beth | Open-market sale | 13,802 | $195.50 | 22,109.832 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.