Updated Jul 16, 2026 · Last SEC filing 2026-07-06
KLA CORP (KLAC) has filed 11 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-07-06. 3 Form 8-K material event filings were reported by KLAC in the last 90 days. 7 Form 144 notices of proposed sale were filed for KLAC stock. InsiderAlpha tracks every KLAC SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SEC CIK | 0000319201 |
|---|
| Form 4 filings (90d) | 11 |
|---|---|
| Form 8-K filings (90d) | 3 |
| Form 144 notices (90d) | 7 |
| Latest Form 4 filing | 2026-07-06 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Kirloskar Virendra A | SVP & Chief Accounting Officer | S — Open-market sale | 196 | $265.69 | $52K | SEC | |
| Higgins Bren D. | EVP & Chief Financial Officer | S — Open-market sale | 27.7K | $265.69 | $7.36M | SEC | |
| Wilkinson Mary Beth | EVP, CLO and Secretary | S — Open-market sale | 14.4K | $285.30 | $4.11M | SEC | |
| Wilkinson Mary Beth | EVP, CLO and Secretary | F — Tax withholding / forfeiture | 10.3K | $278.39 | $2.86M | SEC | |
| WALLACE RICHARD P | President and CEO | F — Tax withholding / forfeiture | 45.9K | $278.39 | $12.76M | SEC | |
| Higgins Bren D. | EVP & Chief Financial Officer | F — Tax withholding / forfeiture | 30.6K | $278.39 | $8.51M | SEC | |
| Kirloskar Virendra A | SVP & Chief Accounting Officer | J — Other acquisition / disposition | 196 | $108.33 | $21K | SEC | |
| Khan Ahmad A. | President, Semi. Prod. & Cust. | F — Tax withholding / forfeiture | 30.6K | $278.39 | $8.51M | SEC | |
| Khan Ahmad A. | President, Semi. Prod. & Cust. | J — Other acquisition / disposition | 196 | $108.33 | $21K | SEC | |
| Higgins Bren D. | EVP & Chief Financial Officer | J — Other acquisition / disposition | 196 | $108.33 | $21K | SEC | |
| Lorig Brian | EVP, KLA Global Services | J — Other acquisition / disposition | 196 | $108.33 | $21K | SEC | |
| WALLACE RICHARD P | President and CEO | J — Other acquisition / disposition | 196 | $108.33 | $21K | SEC | |
| Lorig Brian | EVP, KLA Global Services | F — Tax withholding / forfeiture | 12.2K | $278.39 | $3.40M | SEC | |
| WALLACE RICHARD P | President and CEO | S — Open-market sale | 4.5K | $2,213.37 | $9.99M | SEC | |
| WALLACE RICHARD P | President and CEO | S — Open-market sale | 4.5K | $1,794.00 | $8.09M | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for KLA CORP (KLAC). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| WALLACE RICHARD P | 4 | $30.87M |
| Kirloskar Virendra A | 3 | $631K |
| Higgins Bren D. | 3 | $15.89M |
| Khan Ahmad A. | 2 | $8.53M |
| Wilkinson Mary Beth | 2 | $6.96M |
Form 144 must be filed before insiders sell restricted or control stock above SEC thresholds. A cluster of Form 144 notices often precedes a wave of insider distribution.
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in KLAC insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
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