KLA Corporation (KLAC) Insider Trading
Over the last 3 months, KLAC insiders made 0 open-market buys and 4 sales, a net sale of -$19.7M (SEC Form 4). Over the last 6 months, 1328 institutions increased and 1579 reduced their position (13F).
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
4
Net (3m)
-$19.7M
Insider trades by month Buys Sells
Aug
Sep
Nov
Dec
May
Jun
Context3-month price +104.9%Institutions mixed (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Jun 11, 2026 | WALLACE RICHARD Pofficer: President and CEO | Sell | 4,512 | $2213.37 |
| May 12, 2026 | WALLACE RICHARD Pofficer: President and CEO | Sell | 4,512 | $1794.00 |
| May 12, 2026 | Kirloskar Virendra Aofficer: SVP & Chief Accounting Officer | Sell | 297 | $1879.02 |
| May 12, 2026 | Hanley Jeneanne Michelledirector | Sell | 550 | $1874.71 |
| Feb 6, 2026 | CALDERONI ROBERTdirector | Grant | 11 | — |
| Dec 18, 2025 | Higgins Bren D.officer: EVP & Chief Financial Officer | Sell | 2,254 | $1237.01 |
| Nov 13, 2025 | WALLACE RICHARD Pofficer: President and CEO | Sell | 10,803 | $1203.10 |
| Nov 7, 2025 | McMullen Michael R.director | Grant | 204 | — |
| Nov 7, 2025 | PENG VICTORdirector | Grant | 204 | — |
| Nov 7, 2025 | CALDERONI ROBERTdirector | Grant | 257 | — |
| Nov 7, 2025 | Taylor Susan J.S.director | Grant | 204 | — |
| Nov 7, 2025 | Hanley Jeneanne Michelledirector | Grant | 204 | — |
| Nov 7, 2025 | Samath Jamiedirector | Grant | 204 | — |
| Nov 7, 2025 | Conley Jasondirector | Grant | 204 | — |
| Nov 7, 2025 | Embree Tracy Adirector | Grant | 204 | — |
| Nov 7, 2025 | KENNEDY KEVINdirector | Grant | 204 | — |
| Sep 9, 2025 | Khan Ahmad A.officer: President, Semi. Prod. & Cust. | Sell | 4,564 | $900.00 |
| Sep 2, 2025 | Khan Ahmad A.officer: President, Semi. Prod. & Cust. | Sell | 13,716 | $881.50 |
| Aug 22, 2025 | Higgins Bren D.officer: EVP & Chief Financial Officer | Sell | 2,301 | $878.53 |
| Aug 14, 2025 | WALLACE RICHARD Pofficer: President and CEO | Sell | 10,801 | $913.68 |
| Aug 14, 2025 | Lorig Brianofficer: EVP, KLA Global Services | Sell | 8,049 | $913.68 |
| Aug 12, 2025 | Wilkinson Mary Bethofficer: EVP, CLO and Secretary | Sell | 1,022 | $913.00 |
| Aug 12, 2025 | Kirloskar Virendra Aofficer: SVP & Chief Accounting Officer | Sell | 338 | $913.00 |
| Aug 8, 2025 | Lorig Brianofficer: EVP, KLA Global Services | Grant | 4,472 | — |
| Aug 8, 2025 | Lorig Brianofficer: EVP, KLA Global Services | Grant | 2,465 | — |
| Aug 8, 2025 | WALLACE RICHARD Pofficer: President and CEO | Tax | 8,979 | $888.28 |
| Aug 8, 2025 | Lorig Brianofficer: EVP, KLA Global Services | Grant | 2,317 | — |
| Aug 8, 2025 | WALLACE RICHARD Pofficer: President and CEO | Grant | 10,295 | — |
| Aug 8, 2025 | WALLACE RICHARD Pofficer: President and CEO | Grant | 36,219 | — |
| Aug 8, 2025 | Lorig Brianofficer: EVP, KLA Global Services | Tax | 1,109 | $888.28 |
Source: KLAC SEC Form 4 filings, latest Jun 11, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their KLAC positions over the last 6 months (SEC Form 13F).
Increased
1328
New positions
582
Reduced
1579
Sold out
194
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 17.0M | May 15, 2026 |
| VANGUARD GROUP INC | Increased | 13.9M | Jan 29, 2026 |
| BLACKROCK, INC. | Increased | 12.6M | May 13, 2026 |
| BLACKROCK, INC. | Increased | 12.4M | Feb 12, 2026 |
| STATE STREET CORP | Increased | 6.2M | Feb 13, 2026 |
| STATE STREET CORP | Reduced | 6.2M | May 15, 2026 |
| CAPITAL INTERNATIONAL INVESTORS | Reduced | 5.5M | Feb 11, 2026 |
| FMR LLC | Increased | 4.4M | May 15, 2026 |
| CAPITAL WORLD INVESTORS | Increased | 4.1M | May 13, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 4.0M | May 8, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 3.7M | May 15, 2026 |
| CAPITAL WORLD INVESTORS | Reduced | 3.6M | Feb 11, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 3.5M | Feb 9, 2026 |
| PRIMECAP MANAGEMENT CO/CA/ | Reduced | 2.9M | Feb 11, 2026 |
| CAPITAL INTERNATIONAL INVESTORS | Reduced | 2.7M | May 13, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.