Richard P. Wallace, President and CEO of KLA Corp ($KLAC), sold shares on the open market three times over the past year, totaling $30.2 million. His most recent sale occurred on November 11, 2025. These sales rank him 481st among 11,678 insiders by value, above the average of $8.6 million across about 6.4 transactions per insider. He made no open market purchases in this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Nov. 11, 2025 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | G | Common Stock | 804 | $0.00 | 80,407.0080 | 131,516,000 | 0.99% | 0.00% |
| Nov. 11, 2025 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 10803 | $1203.10 | 81,211.0080 | 131,516,000 | 11.74% | 0.01% |
| Aug. 12, 2025 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | G | Common Stock | 804 | $0.00 | 92,014.0080 | 132,023,000 | 0.87% | 0.00% |
| Aug. 12, 2025 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 10801 | $913.68 | 92,818.0080 | 132,023,000 | 10.42% | 0.01% |
| Aug. 7, 2025 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | A | Common Stock | 9248 | $0.00 | 93,324.1210 | 132,023,000 | 11.00% | 0.01% |
| Aug. 7, 2025 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | A | Common Stock | 10295 | $0.00 | 103,619.0080 | 132,023,000 | 11.03% | 0.01% |
| Aug. 7, 2025 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | A | Common Stock | 36219 | $0.00 | 93,055.0420 | 132,023,000 | 63.73% | 0.03% |
| Aug. 7, 2025 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | F | Common Stock | 8979 | $888.28 | 84,076.3510 | 132,023,000 | 9.65% | 0.01% |
| Aug. 5, 2025 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | F | Common Stock | 2144 | $915.62 | 56,836.0420 | 132,023,000 | 3.63% | 0.00% |
| Aug. 5, 2025 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | F | Common Stock | 9648 | $915.62 | 58,979.8820 | 132,023,000 | 14.06% | 0.01% |
| Aug. 1, 2025 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | F | Common Stock | 1321 | $879.03 | 72,567.0350 | 132,023,000 | 1.79% | 0.00% |
| Aug. 3, 2025 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | F | Common Stock | 1944 | $886.64 | 70,623.0030 | 132,023,000 | 2.68% | 0.00% |
| Aug. 4, 2025 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | F | Common Stock | 1995 | $886.64 | 68,627.9030 | 132,023,000 | 2.83% | 0.00% |
| June 30, 2025 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | J | Common Stock | 39 | $541.13 | 77,974.3340 | 132,944,000 | 0.05% | 0.00% |
| June 30, 2025 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | F | Common Stock | 4086 | $889.87 | 73,888.3420 | 132,944,000 | 5.24% | 0.00% |
| June 13, 2025 | Marvell Technology, Inc. | $MRVL | WALLACE RICHARD P | Director | M | Restricted Stock Units | 3289 | $0.00 | 0.0000 | 865,500,000 | 100.00% | 0.00% |
| June 13, 2025 | Marvell Technology, Inc. | $MRVL | WALLACE RICHARD P | Director | M | Common Stock | 3289 | $0.00 | 4,387.0000 | 865,500,000 | 299.54% | 0.00% |
| June 13, 2025 | Marvell Technology, Inc. | $MRVL | WALLACE RICHARD P | Director | A | Restricted Stock Units | 3940 | $0.00 | 3,940.0000 | 865,500,000 | 9999.99% | 0.00% |
| May 6, 2025 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 10802 | $683.30 | 78,740.0650 | 132,944,000 | 12.06% | 0.01% |
| May 6, 2025 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | G | Common Stock | 805 | $0.00 | 77,935.0650 | 132,944,000 | 1.02% | 0.00% |
| Feb. 11, 2025 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | G | Common Stock | 805 | $0.00 | 89,542.0650 | 132,944,000 | 0.89% | 0.00% |
| Nov. 12, 2024 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | G | Common Stock | 2380 | $0.00 | 90,347.0650 | 133,819,000 | 2.57% | 0.00% |
| Nov. 12, 2024 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | G | Common Stock | 676 | $0.00 | 104,653.0650 | 133,819,000 | 0.64% | 0.00% |
| Nov. 12, 2024 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 14306 | $663.01 | 90,347.0650 | 133,819,000 | 13.67% | 0.01% |
| Aug. 6, 2024 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | F | Common Stock | 2274 | $703.48 | 135,379.8730 | 134,425,000 | 1.65% | 0.00% |
| Aug. 6, 2024 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | F | Common Stock | 10234 | $703.48 | 125,146.0650 | 134,425,000 | 7.56% | 0.01% |
| Aug. 6, 2024 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 17437 | $705.01 | 107,709.0650 | 134,425,000 | 13.93% | 0.01% |
| Aug. 6, 2024 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | G | Common Stock | 3055 | $0.00 | 107,709.0650 | 134,425,000 | 2.76% | 0.00% |
| Aug. 4, 2024 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | F | Common Stock | 1995 | $696.17 | 152,501.7120 | 134,425,000 | 1.29% | 0.00% |
| Aug. 5, 2024 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | F | Common Stock | 2144 | $696.17 | 150,357.8720 | 134,425,000 | 1.41% | 0.00% |
| Aug. 5, 2024 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | F | Common Stock | 9649 | $696.17 | 140,709.1080 | 134,425,000 | 6.42% | 0.01% |
| Aug. 3, 2024 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | F | Common Stock | 1944 | $696.17 | 154,496.8120 | 134,425,000 | 1.24% | 0.00% |
| Aug. 1, 2024 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | A | Common Stock | 38921 | $0.00 | 148,199.6340 | 134,425,000 | 35.62% | 0.03% |
| Aug. 1, 2024 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | A | Common Stock | 8241 | $0.00 | 156,440.8440 | 134,425,000 | 5.56% | 0.01% |
| June 28, 2024 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | J | Common Stock | 45 | $476.33 | 98,621.1230 | 136,750,000 | 0.05% | 0.00% |
| Aug. 1, 2024 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | A | Common Stock | 10658 | $0.00 | 109,279.1340 | 134,425,000 | 10.81% | 0.01% |
| June 20, 2024 | Marvell Technology, Inc. | $MRVL | WALLACE RICHARD P | Director | M | Restricted Stock Units | 498 | $0.00 | 0.0000 | 861,300,000 | 100.00% | 0.00% |
| June 20, 2024 | Marvell Technology, Inc. | $MRVL | WALLACE RICHARD P | Director | A | Restricted Stock Units | 3289 | $0.00 | 3,289.0000 | 861,300,000 | 9999.99% | 0.00% |
| June 20, 2024 | Marvell Technology, Inc. | $MRVL | WALLACE RICHARD P | Director | M | Common Stock | 498 | $0.00 | 1,098.0000 | 861,300,000 | 83.00% | 0.00% |
| May 7, 2024 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 14009 | $716.63 | 98,576.5110 | 136,750,000 | 12.44% | 0.01% |
| May 7, 2024 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | G | Common Stock | 3055 | $0.00 | 98,576.5110 | 136,750,000 | 3.01% | 0.00% |
| April 25, 2024 | Marvell Technology, Inc. | $MRVL | WALLACE RICHARD P | Director | A | Restricted Stock Units | 498 | $0.00 | 498.0000 | 861,300,000 | 9999.99% | 0.00% |
| April 11, 2024 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | F | Common Stock | 16895 | $700.61 | 115,640.5110 | 136,750,000 | 12.75% | 0.01% |
| Nov. 2, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | G | Common Stock | 692 | $0.00 | 132,535.3920 | 136,750,000 | 0.52% | 0.00% |
| Aug. 7, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 1152 | $500.26 | 167,075.3920 | 136,750,000 | 0.68% | 0.00% |
| Aug. 7, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 3273 | $501.53 | 163,802.3920 | 136,750,000 | 1.96% | 0.00% |
| Aug. 7, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 2201 | $502.30 | 161,601.3920 | 136,750,000 | 1.34% | 0.00% |
| Aug. 7, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 4634 | $503.46 | 156,967.3920 | 136,750,000 | 2.87% | 0.00% |
| Aug. 7, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 15012 | $504.43 | 141,955.3920 | 136,750,000 | 9.56% | 0.01% |
| Aug. 7, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 5282 | $505.37 | 136,673.3920 | 136,750,000 | 3.72% | 0.00% |
| Aug. 7, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 3346 | $506.22 | 133,327.3920 | 136,750,000 | 2.45% | 0.00% |
| Aug. 7, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 100 | $507.08 | 133,227.3920 | 136,750,000 | 0.08% | 0.00% |
| Aug. 4, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | F | Common Stock | 1996 | $496.47 | 182,882.3920 | 136,750,000 | 1.08% | 0.00% |
| Aug. 5, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | F | Common Stock | 2145 | $496.47 | 180,737.3920 | 136,750,000 | 1.17% | 0.00% |
| Aug. 6, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | F | Common Stock | 2275 | $496.47 | 178,462.3920 | 136,750,000 | 1.26% | 0.00% |
| Aug. 6, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | F | Common Stock | 10235 | $496.47 | 168,227.3920 | 136,750,000 | 5.74% | 0.01% |
| Aug. 3, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | A | Common Stock | 15684 | $0.00 | 143,594.3920 | 136,750,000 | 12.26% | 0.01% |
| Aug. 3, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | A | Common Stock | 41284 | $0.00 | 184,878.3920 | 136,750,000 | 28.75% | 0.03% |
| June 30, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | J | Common Stock | 66 | $320.07 | 145,449.3920 | 141,804,000 | 0.05% | 0.00% |
| Aug. 1, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | F | Common Stock | 14350 | $514.28 | 131,099.3920 | 136,750,000 | 9.87% | 0.01% |
| Aug. 1, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | F | Common Stock | 3189 | $514.28 | 127,910.3920 | 136,750,000 | 2.43% | 0.00% |
| May 5, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 231 | $380.41 | 149,734.0000 | 141,804,000 | 0.15% | 0.00% |
| May 5, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 700 | $381.81 | 149,034.0000 | 141,804,000 | 0.47% | 0.00% |
| May 5, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 500 | $382.61 | 148,534.0000 | 141,804,000 | 0.34% | 0.00% |
| May 5, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 996 | $383.55 | 147,538.0000 | 141,804,000 | 0.67% | 0.00% |
| May 5, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 955 | $384.65 | 146,583.0000 | 141,804,000 | 0.65% | 0.00% |
| May 5, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 1000 | $386.22 | 145,583.0000 | 141,804,000 | 0.68% | 0.00% |
| May 5, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 200 | $387.74 | 145,383.0000 | 141,804,000 | 0.14% | 0.00% |
| May 3, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 3914 | $380.38 | 158,970.0000 | 141,804,000 | 2.40% | 0.00% |
| May 3, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 2729 | $381.42 | 156,241.0000 | 141,804,000 | 1.72% | 0.00% |
| May 3, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 1449 | $382.32 | 154,792.0000 | 141,804,000 | 0.93% | 0.00% |
| May 3, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 2378 | $383.74 | 152,414.0000 | 141,804,000 | 1.54% | 0.00% |
| May 3, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 2149 | $384.52 | 150,265.0000 | 141,804,000 | 1.41% | 0.00% |
| May 3, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 300 | $385.52 | 149,965.0000 | 141,804,000 | 0.20% | 0.00% |
| May 2, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 12098 | $380.31 | 168,285.0000 | 141,804,000 | 6.71% | 0.01% |
| May 2, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 801 | $381.34 | 167,484.0000 | 141,804,000 | 0.48% | 0.00% |
| May 2, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 1100 | $382.57 | 166,384.0000 | 141,804,000 | 0.66% | 0.00% |
| May 2, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 2100 | $384.79 | 164,284.0000 | 141,804,000 | 1.26% | 0.00% |
| May 2, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | S | Common Stock | 1400 | $385.82 | 162,884.0000 | 141,804,000 | 0.85% | 0.00% |
| April 11, 2023 | KLA CORP | $KLAC | WALLACE RICHARD P | President and CEO | F | Common Stock | 20547 | $377.91 | 180,383.0000 | 141,804,000 | 10.23% | 0.01% |