KLAC
KLA CORP · Manufacturing · Market cap $213.5B
Insiders sold $76.9M net in the last 90 days ·6 sellers, 0 buyers· 16 of 16 sales under Rule 10b5-1 plans· latest Form 4 filed Sep 16, 2026
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$112.3M
reported sales (SEC code S)
Unique Insiders
7
in the rolling window
Latest filing
Sep 16, 2026
WALLACE RICHARD P
KLA CORP (KLAC) has 57 SEC Form 4 filings (102 transaction rows) in the rolling window, disclosed by 7 distinct insiders. Most recent filing: Sep 16, 2026.
Inside the rolling window, 7 insiders at KLA CORP reported no open-market purchases and 22 open-market sales totaling $112.3M. The most active filer is SVP & Chief Accounting Officer Kirloskar Virendra A with 6 filings. Insiders have net sold $96.5M over the trailing 6 months. The most recent open-market filing is a sale of 72,019 shares by President and CEO WALLACE RICHARD P, dated Sep 15, 2026, worth $12.4M.
- Industry:Semiconductors
- CEO:Richard Wallace
- Employees:17,100
- HQ:Milpitas, CA, US
- IPO:1980-10-08
| Source | |||||||
|---|---|---|---|---|---|---|---|
| President and CEO | Sale | 72,019 | $12.4M | Sep 16 | -2.3% | SEC ↗ | |
Lorig BrianFirst filing | EVP, KLA Global Services | Sale | 59,586 | $12.4M | Aug 14 | -19.8% | SEC ↗ |
| EVP & Chief Financial Officer | Sale | 31,500 | $6.6M | Aug 13 | -21.9% | SEC ↗ | |
| President and CEO | Sale | 87,568 | $17.4M | Aug 12 | -21.5% | SEC ↗ | |
Khan Ahmad A.First filing | President, Semi. Prod. & Cust. | Sale | 33,180 | $6.6M | Aug 12 | -21.5% | SEC ↗ |
| SVP & Chief Accounting Officer | Sale | 529 | $108K | Aug 11 | -18.5% | SEC ↗ | |
| EVP, CLO and Secretary | Sale | 1,661 | $340K | Aug 11 | -18.5% | SEC ↗ | |
| EVP, CLO and Secretary | Sale | 21,831 | $4.3M | Aug 10 | -15.2% | SEC ↗ | |
| SVP & Chief Accounting Officer | Sale | 2,405 | $475K | Aug 10 | -15.2% | SEC ↗ | |
| SVP & Chief Accounting Officer | Sale | 4,504 | $881K | Aug 5 | -15.2% | SEC ↗ | |
| EVP, CLO and Secretary | Sale | 13,802 | $2.7M | Aug 5 | — | SEC ↗ | |
| SVP & Chief Accounting Officer | Sale | 1,565 | $300K | Aug 4 | — | SEC ↗ | |
| EVP, CLO and Secretary | Sale | 4,295 | $823K | Aug 4 | — | SEC ↗ | |
Higgins Bren D.First in 7 months | EVP & Chief Financial Officer | Sale | 27,701 | $7.4M | Jul 6 | — | SEC ↗ |
| SVP & Chief Accounting Officer | Sale | 196 | $52K | Jul 6 | — | SEC ↗ | |
Wilkinson Mary BethFirst filing | EVP, CLO and Secretary | Sale | 14,392 | $4.1M | Jul 2 | — | SEC ↗ |
| President and CEO | Sale | 45,120 | $10.0M | Jun 11 | — | SEC ↗ | |
WALLACE RICHARD PFirst in 6 months | President and CEO | Sale | 45,120 | $8.1M | May 12 | — | SEC ↗ |
Kirloskar Virendra AFirst filing | SVP & Chief Accounting Officer | Sale | 2,970 | $558K | May 12 | — | SEC ↗ |
Hanley Jeneanne MichelleFirst filing | Director | Sale | 5,500 | $1.0M | May 12 | — | SEC ↗ |
Higgins Bren D.First filing | EVP & Chief Financial Officer | Sale | 22,540 | $2.8M | Dec 18 | — | SEC ↗ |
WALLACE RICHARD PFirst filing | President and CEO | Sale | 108,030 | $13.0M | Nov 13 | — | SEC ↗ |
Earnings: last 7 quarters
Congress trading KLAC 62 all-time
- RRep. Michael RulliPurchase$1,001 - $15,0002026-07-01
- RRep. Michael A. RulliPurchase$1,001 - $15,0002026-07-01
- RRep. Michael A. RulliPurchase$1,001 - $15,0002026-07-01
- DRep. Lizzie FletcherSale$1,001 - $15,0002026-04-08
- DRep. Elizabeth Pannill FletcherSale$1,001 - $15,0002026-04-08
- DRep. Val HoyleOther$1,001 - $15,0002025-09-23
STOCK Act disclosures are filed up to 45 days after the trade. Amount is a disclosed range, not an exact figure.
Frequently asked questions
How many SEC Form 4 insider filings does KLAC have?
KLA CORP (KLAC) has 57 SEC Form 4 filings (102 transaction rows) in the rolling 365-day window, disclosed by 7 distinct insiders. Most recent filing: Sep 16, 2026.
When was the most recent SEC Form 4 filing for KLAC?
The most recent Form 4 filing for KLAC on Tracefour is dated Sep 16, 2026.
Who is the most active insider at KLAC?
The most active SEC Form 4 filer at KLAC in the rolling window is SVP & Chief Accounting Officer Kirloskar Virendra A, with 6 filings.
What is the net insider flow at KLAC over the last 6 months?
Over the trailing 180 days, insiders at KLAC have net sold $96.5M based on SEC Form 4 disclosures.
What is the total insider buy and sell value at KLAC in the current window?
Inside the rolling window, insiders at KLAC bought $0 and sold $112.3M based on SEC Form 4 filings.
Can I get alerts for KLAC insider trading?
Yes. Tracefour sends a free email when a new SEC Form 4 purchase or sale is filed at KLA CORP (KLAC). Alerts are set per company from the page itself, there is no paid tier, and each email links to the original filing on SEC EDGAR.
Related companies
KLA CORP is in the Manufacturing sector.