CIK 0000319201 · Large accelerated filer
KLA CORP
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- KLAC
- Exchange
- Nasdaq
- Industry
- Optical Instruments & Lenses
- FY end
- Jun 30
- Incorporated
- DE
- Entity type
- operating
- EIN
- 042564110
- Phone
- 4088753000
- Business address
- ONE TECHNOLOGY DRIVE, MILPITAS, CA, 95035
- Former names
- KLA TENCOR CORP, KLA INSTRUMENTS CORP
- Open-market buys, last 90 days
- $0
- in 0 filings
- Open-market sales, last 90 days
- $23,110,152
- in 2 filings, $23.1M under 10b5-1 plans
Net −$23,110,152. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.
Who's trading
90 days
Reading 100 more Form 4s from the SEC; this list fills in as they're read.
| Date | Insider | Transaction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-11-10 | WALLACE RICHARD P President and CEO | Sale 10b5-1 | −72,014 | $149.02 | $10.7M | 634,910.55 |
| 2026-09-15 | WALLACE RICHARD P President and CEO | Sale 10b5-1 | −72,019 | $171.88 | $12.4M | 706,924.55 |
| 2026-08-11 | WALLACE RICHARD P President and CEO | Sale 10b5-1 | −87,568 | $198.95 | $17.4M | 778,943.55 |
| 2026-08-07 | WALLACE RICHARD P President and CEO | Shares withheld for taxes | −12,761.89 | $193.22 | $2.5M | 866,511.55 |
| 2026-08-06 | WALLACE RICHARD P President and CEO | Grant or award | +352,875 | 878,659.51 | ||
| 2026-08-06 | WALLACE RICHARD P President and CEO | Shares withheld for taxes | −87,481.43 | $192.80 | $16.9M | 791,178.08 |
| 2026-08-06 | WALLACE RICHARD P President and CEO | Grant or award | +93,721 | 884,899.08 | ||
| 2026-08-06 | WALLACE RICHARD P President and CEO | Shares withheld for taxes | −46,466.87 | $192.80 | $9.0M | 838,432.21 |
| 2026-08-06 | WALLACE RICHARD P President and CEO | Grant or award | +40,841.24 | 879,273.44 | ||
| 2026-08-04 | WALLACE RICHARD P President and CEO | Shares withheld for taxes | −19,950.99 | $182.75 | $3.6M | 615,571.41 |
| 2026-08-04 | WALLACE RICHARD P President and CEO | Shares withheld for taxes | −89,786.9 | $182.75 | $16.4M | 525,784.51 |
| 2026-08-03 | WALLACE RICHARD P President and CEO | Shares withheld for taxes | −19,440.32 | $182.82 | $3.6M | 635,522.41 |
| 2026-08-01 | WALLACE RICHARD P President and CEO | Shares withheld for taxes | −13,213.07 | $182.82 | $2.4M | 654,962.72 |
| 2026-06-30 | WALLACE RICHARD P President and CEO | Other acquisition | +196.16 | $108.33 | $21K | 714,026.24 |
| 2026-06-30 | WALLACE RICHARD P President and CEO | Shares withheld for taxes | −45,850.44 | $278.39 | $12.8M | 668,175.8 |
| 2026-06-11 | WALLACE RICHARD P President and CEO | Sale 10b5-1 | −4,512 | $2,213.37 | $10.0M | 71,383.01 |
| 2026-05-12 | WALLACE RICHARD P President and CEO | Sale 10b5-1 | −4,512 | $1,794.00 | $8.1M | 75,895.01 |
| 2025-11-11 | WALLACE RICHARD P President and CEO | Sale 10b5-1 | −10,803 | $1,203.10 | $13.0M | 81,211.01 |
| 2025-11-11 | WALLACE RICHARD P President and CEO | Gift 10b5-1 | −804 | 80,407.01 | ||
| 2025-08-12 | WALLACE RICHARD P President and CEO | Sale 10b5-1 | −10,801 | $913.68 | $9.9M | 92,818.01 |
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