KLA Corp
Veridion Score
Composite trend over time
Why is KLAC moving today?
KLA is one of the largest semiconductor wafer fabrication equipment, or WFE, manufacturers in the world. It specializes in the market segment of semiconductor process control, wherein machines inspect semiconductor wafers during research and development and manufacturing for defects and verify precise measurements. In this section of the market, KLA holds a majority share. It also has a small exposure to the etch and deposition segments of the WFE market. It counts as top customers the largest chipmakers in the world, including TSMC and Samsung.
KLAC insider activity
KLA Corp
No multi-insider buying cluster in the last 90 days
Net selling: -$119.7M across loaded Form 4 rows.
Loaded official disclosures do not show all three sources aligned on this ticker.
| Filing date | Trade date | Insider | Title | Type | Price | Qty | Owned | Value | Receipt |
|---|---|---|---|---|---|---|---|---|---|
| 2026-05-12 | 2026-05-12 | WALLACE RICHARD P | Insider | sell | $1,794 | 4,512 | 75,895 | $8.1M | SEC Form 4 |
| 2026-05-12 | 2026-05-11 | Hanley Jeneanne Michelle | Insider | sell | $1,874.71 | 550 | 3,551 | $1.0M | SEC Form 4 |
| 2026-05-12 | 2026-05-11 | Kirloskar Virendra A | Insider | sell | $1,879.02 | 297 | 1,957 | $558K | SEC Form 4 |
| 2025-12-18 | 2025-12-16 | Higgins Bren D. | Insider | sell | $1,237.01 | 2,254 | 32,154 | $2.8M | SEC Form 4 |
| 2025-11-13 | 2025-11-11 | WALLACE RICHARD P | Insider | sell | $1,203.1 | 10,803 | 81,211 | $13.0M | SEC Form 4 |
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Registered lobbying filings matched to KLA Corp.