SEC CIK 1642452
Khan Ahmad A.
Reported ownership across 1 company, sourced from SEC Form 4 filings and updated daily.
Current Positions
| Company | Shares Owned | As Of |
|---|---|---|
| KLACview stock → | 238,044.992 | 2026-08-11 |
Position History — KLAC
Reported shares owned immediately after each Form 4 transaction, over time.
Recent Filings — KLAC
| Date | Activity | Shares | Price | Owned After |
|---|---|---|---|---|
| 2026-08-11 | Open-market sale | 33,180 | $198.95 | 238,044.992 |
| 2026-08-07 | Tax withholding | 4,531.612 | $193.22 | 271,224.992 |
| 2026-08-06 | Tax withholding | 30,975.453 | $192.80 | 275,756.604 |
| 2026-08-06 | Grant / award | 62,475.7 | $0.00 | 306,732.057 |
| 2026-08-06 | Tax withholding | 21,671.418 | $192.80 | 244,256.357 |
| 2026-08-06 | Grant / award | 87,420 | $0.00 | 265,927.775 |
| 2026-08-05 | Grant / award | 24,410.853 | $0.00 | 178,507.775 |
| 2026-08-04 | Tax withholding | 23,277.811 | $182.75 | 154,096.922 |
| 2026-08-04 | Tax withholding | 7,759.271 | $182.75 | 177,374.733 |
| 2026-08-03 | Tax withholding | 7,223.806 | $182.82 | 185,134.004 |
| 2026-08-01 | Tax withholding | 4,503.907 | $182.82 | 192,357.81 |
| 2026-06-30 | Tax withholding | 30,566.963 | $278.39 | 196,861.717 |
| 2026-06-30 | J | 196.16 | $108.33 | 227,428.68 |
| 2025-11-12 | Gift | 85 | $0.00 | 22,723.25 |
| 2025-09-05 | Open-market sale | 4,564 | $900.00 | 22,808.25 |
| 2025-08-29 | Open-market sale | 13,716 | $881.50 | 27,372.25 |
| 2025-08-07 | Grant / award | 6,165.18 | $0.00 | 37,434.88 |
| 2025-08-07 | Grant / award | 3,653.38 | $0.00 | 41,088.25 |
| 2025-08-07 | Tax withholding | 2,327.78 | $888.28 | 31,269.7 |
| 2025-08-07 | Grant / award | 9,390 | $0.00 | 33,597.48 |
| 2025-08-05 | Tax withholding | 833.44 | $915.62 | 24,207.48 |
| 2025-08-05 | Tax withholding | 2,501.06 | $915.62 | 25,040.92 |
| 2025-08-04 | Tax withholding | 775.93 | $886.64 | 27,541.98 |
| 2025-08-03 | Tax withholding | 722.38 | $886.64 | 28,317.91 |
| 2025-08-01 | Tax withholding | 450.68 | $879.03 | 29,040.29 |
| 2025-06-30 | Tax withholding | 2,724 | $889.87 | 29,490.97 |
| 2025-06-30 | J | 39.27 | $541.13 | 32,214.97 |
| 2024-08-19 | Open-market sale | 9,676 | $818.51 | 32,175.7 |
| 2024-08-06 | Tax withholding | 3,511.75 | $703.48 | 41,851.7 |
| 2024-08-06 | Tax withholding | 1,170.58 | $703.48 | 45,363.45 |
| 2024-08-05 | Tax withholding | 833.94 | $696.17 | 49,035.84 |
| 2024-08-05 | Tax withholding | 2,501.81 | $696.17 | 46,534.03 |
| 2024-08-04 | Tax withholding | 775.93 | $696.17 | 49,869.78 |
| 2024-08-03 | Tax withholding | 722.38 | $696.17 | 50,645.7 |
| 2024-08-01 | Grant / award | 10,090.5 | $0.00 | 45,873.95 |
| 2024-08-01 | Grant / award | 5,494.14 | $0.00 | 51,368.09 |
| 2024-08-01 | Grant / award | 3,633.41 | $0.00 | 35,783.45 |
| 2024-06-28 | J | 44.61 | $476.33 | 32,150.03 |
| 2024-05-21 | Open-market sale | 7,833 | $760.00 | 32,105.42 |
| 2024-03-20 | Tax withholding | 7,422.97 | $695.95 | 39,938.42 |
| 2023-09-01 | Open-market sale | 13,963 | $503.58 | 47,361.39 |
| 2023-08-06 | Tax withholding | 3,512 | $496.47 | 61,324.39 |
| 2023-08-06 | Tax withholding | 1,171 | $496.47 | 64,836.39 |
| 2023-08-05 | Tax withholding | 834 | $496.47 | 66,007.39 |
| 2023-08-04 | Tax withholding | 776 | $496.47 | 66,841.39 |
| 2023-08-03 | Grant / award | 14,166 | $0.00 | 67,617.39 |
| 2023-08-03 | Grant / award | 5,828 | $0.00 | 53,451.39 |
| 2023-08-01 | Tax withholding | 1,860 | $514.28 | 47,623.39 |
| 2023-08-01 | Tax withholding | 5,580 | $514.28 | 49,483.39 |
| 2023-06-30 | J | 66.39 | $320.07 | 55,063.39 |
| 2023-06-01 | Gift | 175 | $0.00 | 54,997 |
| 2023-05-16 | Open-market sale | 1,915 | $405.00 | 55,172 |
| 2023-03-21 | Open-market sale | 1,915 | $395.00 | 57,087 |
| 2023-03-20 | Open-market sale | 3,831 | $389.55 | 59,002 |
| 2023-03-20 | Tax withholding | 7,362 | $389.94 | 62,833 |
| 2023-02-14 | Open-market sale | 2,898 | $397.61 | 70,195 |
| 2023-02-14 | Open-market sale | 966 | $405.00 | 73,093 |
| 2022-08-25 | Open-market sale | 3,868 | $375.00 | 74,059 |
| 2022-08-24 | Open-market sale | 7,736 | $360.26 | 77,927 |
| 2022-08-06 | Tax withholding | 1,171 | $395.74 | 85,663 |
| 2022-08-05 | Tax withholding | 834 | $395.74 | 86,834 |
| 2022-08-04 | Tax withholding | 5,581 | $397.40 | 87,668 |
| 2022-08-04 | Grant / award | 6,260 | $0.00 | 70,739 |
| 2022-08-04 | Grant / award | 22,510 | $0.00 | 93,249 |
| 2022-08-02 | Tax withholding | 1,568 | $382.69 | 64,479 |
| 2022-08-02 | Tax withholding | 4,201 | $382.69 | 66,047 |
| 2022-08-01 | Tax withholding | 1,861 | $385.64 | 70,248 |
| 2022-06-30 | J | 57 | $271.22 | 72,109 |
| 2022-03-20 | Tax withholding | 7,534 | $365.05 | 72,052 |
| 2021-11-18 | Open-market sale | 885 | $422.59 | 79,586 |
| 2021-11-01 | Tax withholding | 872 | $380.26 | 80,471 |
| 2021-08-25 | Open-market sale | 12,806 | $325.70 | 1,055 |
| 2021-08-06 | Option exercise | 2,361 | $0.00 | 15,032 |
| 2021-08-06 | Tax withholding | 1,171 | $353.35 | 13,861 |
| 2021-08-06 | Option exercise | 2,361 | $0.00 | 80,288 |
| 2021-08-05 | Tax withholding | 4,201 | $353.71 | 10,501 |
| 2021-08-05 | Option exercise | 8,472 | $0.00 | 14,702 |
| 2021-08-05 | Option exercise | 8,472 | $0.00 | 90,308 |
| 2021-08-05 | Grant / award | 16,944 | $0.00 | 98,780 |
| 2021-08-05 | Grant / award | 6,727 | $0.00 | 81,836 |
| 2021-08-05 | Tax withholding | 4,201 | $353.71 | 12,671 |
| 2021-08-05 | Option exercise | 8,472 | $0.00 | 16,872 |
| 2021-08-05 | Grant / award | 16,944 | $0.00 | 91,121 |
| 2021-08-05 | Grant / award | 6,727 | $0.00 | 74,177 |
| 2021-08-05 | Option exercise | 8,472 | $0.00 | 82,649 |
| 2021-08-05 | Tax withholding | 4,201 | $353.71 | 12,671 |
| 2021-08-05 | Option exercise | 8,472 | $0.00 | 16,872 |
| 2021-08-03 | Option exercise | 5,471 | $0.00 | 69,638 |
| 2021-08-03 | Tax withholding | 2,713 | $346.89 | 7,297 |
| 2021-08-03 | Option exercise | 2,188 | $0.00 | 67,450 |
| 2021-08-03 | Option exercise | 2,188 | $0.00 | 9,485 |
| 2021-08-03 | Tax withholding | 1,085 | $346.89 | 10,570 |
| 2021-08-03 | Option exercise | 5,471 | $0.00 | 10,010 |
| 2021-08-03 | Tax withholding | 1,085 | $346.89 | 8,400 |
| 2021-08-02 | Tax withholding | 1,568 | $0.00 | 4,539 |
| 2021-08-02 | Option exercise | 3,161 | $0.00 | 75,109 |
| 2021-08-02 | Option exercise | 3,161 | $0.00 | 6,107 |
| 2021-08-01 | Tax withholding | 1,861 | $0.00 | 2,946 |
| 2021-08-01 | Option exercise | 3,752 | $0.00 | 4,807 |
| 2021-08-01 | Option exercise | 3,752 | $0.00 | 78,270 |
| 2021-06-30 | J | 96 | $221.28 | 1,055 |
| 2020-11-25 | Grant / award | 15,195 | $0.00 | 82,022 |
| 2020-11-19 | Open-market sale | 3,415 | $236.13 | 959 |
| 2020-11-11 | Option exercise | 5,018 | $0.00 | 66,827 |
| 2020-11-11 | Option exercise | 5,018 | $0.00 | 6,862 |
| 2020-11-11 | Tax withholding | 2,488 | $233.51 | 4,374 |
| 2020-11-01 | Option exercise | 1,757 | $0.00 | 71,845 |
| 2020-11-01 | Tax withholding | 872 | $197.18 | 1,844 |
| 2020-11-01 | Option exercise | 1,757 | $0.00 | 2,716 |
| 2020-08-20 | Open-market sale | 9,954 | $206.73 | 959 |
| 2020-08-06 | Grant / award | 9,444 | $0.00 | 68,131 |
| 2020-08-06 | Grant / award | 10,943 | $0.00 | 79,074 |
| 2020-08-06 | Option exercise | 5,472 | $0.00 | 73,602 |
| 2020-08-06 | Option exercise | 5,472 | $0.00 | 13,627 |
| 2020-08-06 | Tax withholding | 2,714 | $203.59 | 10,913 |
| 2020-08-04 | Tax withholding | 2,566 | $204.90 | 8,155 |
| 2020-08-04 | Option exercise | 5,175 | $0.00 | 10,721 |
| 2020-08-04 | Option exercise | 5,175 | $0.00 | 58,687 |
| 2020-08-03 | Option exercise | 2,189 | $0.00 | 63,862 |
| 2020-08-03 | Tax withholding | 1,086 | $207.65 | 5,546 |
| 2020-08-03 | Option exercise | 2,189 | $0.00 | 6,632 |
| 2020-08-02 | Option exercise | 3,161 | $0.00 | 66,051 |
| 2020-08-02 | Tax withholding | 1,568 | $199.83 | 4,443 |
| 2020-08-02 | Option exercise | 3,161 | $0.00 | 6,011 |
| 2020-08-01 | Tax withholding | 1,861 | $199.83 | 2,850 |
| 2020-08-01 | Option exercise | 3,752 | $0.00 | 4,711 |
| 2020-08-01 | Option exercise | 3,752 | $0.00 | 69,212 |
| 2020-07-31 | Grant / award | 15,195 | $0.00 | 72,964 |
| 2020-06-30 | J | 136 | $155.19 | 959 |
| 2020-05-20 | Open-market sale | 2,530 | $175.50 | 823 |
| 2020-02-19 | Open-market sale | 3,754 | $172.21 | 3,353 |
| 2019-11-20 | Grant / award | 15,195 | $0.00 | 57,769 |
| 2019-11-20 | Open-market sale | 4,142 | $176.13 | 7,107 |
| 2019-11-11 | Option exercise | 5,018 | $0.00 | 13,737 |
| 2019-11-11 | Tax withholding | 2,488 | $174.43 | 11,249 |
| 2019-11-11 | Option exercise | 5,018 | $0.00 | 42,574 |
| 2019-11-01 | Tax withholding | 872 | $172.42 | 8,719 |
| 2019-11-01 | Option exercise | 1,757 | $0.00 | 47,592 |
| 2019-11-01 | Option exercise | 1,757 | $0.00 | 9,591 |
| 2019-08-21 | Open-market sale | 4,278 | $141.62 | 7,834 |
| 2019-08-06 | Tax withholding | 1,643 | $135.64 | 12,112 |
| 2019-08-06 | Tax withholding | 4,073 | $135.64 | 10,443 |
| 2019-08-06 | Option exercise | 3,312 | $0.00 | 49,349 |
| 2019-08-06 | Option exercise | 3,312 | $0.00 | 13,755 |
| 2019-08-06 | Option exercise | 8,215 | $0.00 | 14,516 |
| 2019-08-06 | Option exercise | 8,215 | $0.00 | 52,661 |
| 2019-08-05 | Option exercise | 2,189 | $0.00 | 60,876 |
| 2019-08-05 | Tax withholding | 1,086 | $133.24 | 6,301 |
| 2019-08-05 | Option exercise | 2,189 | $0.00 | 7,387 |
| 2019-08-04 | Option exercise | 5,175 | $0.00 | 63,065 |
| 2019-08-04 | Option exercise | 5,175 | $0.00 | 7,764 |
| 2019-08-04 | Tax withholding | 2,566 | $133.24 | 5,198 |
| 2019-08-02 | Option exercise | 3,162 | $0.00 | 68,240 |
| 2019-08-02 | Tax withholding | 1,396 | $133.24 | 2,589 |
| 2019-08-02 | Option exercise | 3,162 | $0.00 | 3,985 |
| 2019-08-01 | Grant / award | 15,007 | $0.00 | 71,402 |
| 2019-07-01 | J | 274 | $77.27 | 823 |
| 2019-05-08 | Open-market sale | 3,633 | $116.25 | 549 |
| 2019-02-13 | Open-market sale | 3,851 | $107.52 | 4,182 |
| 2018-11-14 | Open-market sale | 5,028 | $94.22 | 8,033 |
| 2018-11-11 | Tax withholding | 2,488 | $95.28 | 13,061 |
| 2018-11-11 | Option exercise | 5,018 | $0.00 | 15,549 |
| 2018-11-11 | Option exercise | 5,018 | $0.00 | 56,395 |
| 2018-11-01 | Tax withholding | 872 | $94.92 | 10,531 |
| 2018-11-01 | Option exercise | 1,758 | $0.00 | 61,413 |
| 2018-11-01 | Option exercise | 1,758 | $0.00 | 11,403 |
| 2018-08-08 | Open-market sale | 517 | $116.00 | 13,406 |
| 2018-08-08 | Open-market sale | 1,200 | $116.18 | 9,645 |
| 2018-08-08 | Open-market sale | 200 | $117.10 | 10,845 |
| 2018-08-08 | Open-market sale | 392 | $118.13 | 11,045 |
| 2018-08-08 | Open-market sale | 700 | $116.82 | 11,437 |
| 2018-08-08 | Open-market sale | 200 | $117.01 | 12,137 |
| 2018-08-08 | Open-market sale | 200 | $118.02 | 12,337 |
| 2018-08-08 | Open-market sale | 217 | $116.07 | 12,537 |
| 2018-08-08 | Open-market sale | 200 | $117.41 | 12,754 |
| 2018-08-08 | Open-market sale | 452 | $116.01 | 12,954 |
| 2018-08-07 | Tax withholding | 2,655 | $118.16 | 12,770 |
| 2018-08-07 | Option exercise | 5,353 | $0.00 | 15,425 |
| 2018-08-07 | Option exercise | 5,353 | $0.00 | 65,458 |
| 2018-08-07 | Tax withholding | 1,134 | $118.16 | 13,923 |
| 2018-08-07 | Option exercise | 2,287 | $0.00 | 15,057 |
| 2018-08-07 | Option exercise | 2,287 | $0.00 | 63,171 |
| 2018-08-06 | Option exercise | 8,215 | $0.00 | 12,476 |
| 2018-08-06 | Option exercise | 8,215 | $0.00 | 74,123 |
| 2018-08-06 | Tax withholding | 4,073 | $118.27 | 8,403 |
| 2018-08-06 | Option exercise | 3,312 | $0.00 | 70,811 |
| 2018-08-06 | Option exercise | 3,312 | $0.00 | 11,715 |
| 2018-08-06 | Tax withholding | 1,643 | $118.27 | 10,072 |
| 2018-08-04 | Option exercise | 5,175 | $0.00 | 82,338 |
| 2018-08-04 | Tax withholding | 2,566 | $119.59 | 4,261 |
| 2018-08-03 | Option exercise | 5,175 | $0.00 | 6,827 |
| 2018-08-03 | Option exercise | 2,189 | $0.00 | 87,513 |
| 2018-08-03 | Tax withholding | 1,086 | $119.59 | 1,652 |
| 2018-08-03 | Option exercise | 2,189 | $0.00 | 2,738 |
| 2018-08-02 | Grant / award | 16,430 | $0.00 | 89,702 |
| 2018-08-02 | Grant / award | 12,645 | $0.00 | 73,272 |
| 2018-07-02 | J | 235 | $87.15 | 549 |
| 2018-05-10 | Open-market sale | 2,400 | $109.68 | 314 |
| 2018-02-09 | Open-market sale | 2,975 | $99.71 | 2,714 |
| 2017-11-11 | Option exercise | 5,019 | $0.00 | 60,627 |
| 2017-11-11 | Tax withholding | 2,619 | $102.44 | 5,689 |
| 2017-11-11 | Option exercise | 5,019 | $0.00 | 8,308 |
| 2017-11-10 | Open-market sale | 3,652 | $102.20 | 3,289 |
| 2017-11-01 | Grant / award | 7,029 | $0.00 | 65,646 |
| 2017-09-04 | Option exercise | 4,445 | $0.00 | 9,262 |
| 2017-09-04 | Option exercise | 1,778 | $0.00 | 5,745 |
| 2017-09-04 | Tax withholding | 2,320 | $94.08 | 6,942 |
| 2017-09-04 | Tax withholding | 928 | $94.08 | 4,817 |
| 2017-08-31 | Option exercise | 5,353 | $0.00 | 6,760 |
| 2017-08-31 | Option exercise | 5,353 | $0.00 | 64,839 |
| 2017-08-31 | Grant / award | 10,705 | $0.00 | 70,192 |
| 2017-08-31 | Tax withholding | 2,793 | $93.69 | 3,967 |
| 2017-08-07 | Tax withholding | 1,194 | $92.01 | 5,473 |
| 2017-08-07 | Option exercise | 2,287 | $0.00 | 6,667 |
| 2017-08-07 | Open-market sale | 4,066 | $89.15 | 1,407 |
| 2017-08-06 | Tax withholding | 1,729 | $88.83 | 4,380 |
| 2017-08-06 | Option exercise | 3,313 | $0.00 | 6,109 |
| 2017-08-04 | Tax withholding | 2,693 | $88.83 | 2,796 |
| 2017-08-04 | Option exercise | 5,175 | $0.00 | 5,489 |
| 2017-08-03 | Grant / award | 8,755 | $0.00 | 70,262 |
| 2017-07-03 | J | 314 | $67.50 | 314 |
| 2017-05-15 | Open-market sale | 3,848 | $101.51 | 0 |
| 2017-02-06 | Tax withholding | 2,402 | $87.00 | 3,848 |
| 2017-02-06 | Option exercise | 6,250 | $0.00 | 6,250 |
| 2016-11-11 | Open-market sale | 17,173 | $75.34 | 0 |
| 2016-11-11 | Grant / award | 20,073 | $0.00 | 67,757 |
| 2016-10-25 | Open-market sale | 10,775 | $74.82 | 17,173 |
| 2016-09-07 | Tax withholding | 1,636 | $70.80 | 26,385 |
| 2016-09-07 | Option exercise | 3,135 | $0.00 | 28,021 |
| 2016-09-07 | Tax withholding | 2,320 | $70.80 | 24,261 |
| 2016-09-07 | Option exercise | 1,307 | $0.00 | 25,568 |
| 2016-09-07 | Option exercise | 3,269 | $0.00 | 29,654 |
| 2016-09-07 | Tax withholding | 682 | $70.80 | 24,886 |
| 2016-09-07 | Option exercise | 4,446 | $0.00 | 26,581 |
| 2016-09-07 | Grant / award | 8,891 | $0.00 | 47,684 |
| 2016-09-07 | Tax withholding | 1,706 | $70.80 | 27,948 |
| 2016-09-04 | Tax withholding | 928 | $70.20 | 22,135 |
| 2016-09-04 | Option exercise | 1,778 | $0.00 | 23,063 |
| 2016-08-07 | Tax withholding | 860 | $77.63 | 21,285 |
| 2016-08-07 | Option exercise | 2,288 | $0.00 | 22,145 |
| 2016-08-06 | Option exercise | 3,313 | $0.00 | 21,103 |
| 2016-08-06 | Tax withholding | 1,246 | $77.63 | 19,857 |
| 2016-08-04 | Grant / award | 20,700 | $0.00 | 53,329 |
| 2016-02-05 | Option exercise | 6,250 | $0.00 | 19,835 |
| 2016-02-05 | Tax withholding | 2,408 | $65.51 | 17,427 |
| 2015-09-09 | Option exercise | 3,250 | $0.00 | 13,727 |
| 2015-09-09 | Tax withholding | 1,696 | $49.35 | 12,031 |
| 2015-09-09 | Tax withholding | 1,696 | $49.35 | 13,585 |
| 2015-09-09 | Option exercise | 3,250 | $0.00 | 15,281 |
| 2015-09-07 | Tax withholding | 682 | $47.54 | 10,477 |
| 2015-09-07 | Option exercise | 1,307 | $0.00 | 11,159 |
| 2015-09-07 | Tax withholding | 1,392 | $47.54 | 9,002 |
| 2015-09-07 | Option exercise | 3,269 | $0.00 | 10,394 |
| 2015-09-04 | Tax withholding | 928 | $47.54 | 9,852 |
| 2015-09-04 | Option exercise | 1,778 | $0.00 | 10,780 |
| 2015-09-03 | Grant / award | 6,538 | $0.00 | 53,464 |
| 2015-08-07 | Tax withholding | 860 | $52.35 | 7,125 |
| 2015-08-07 | Option exercise | 2,288 | $0.00 | 7,985 |
| 2015-08-06 | Grant / award | 13,250 | $0.00 | 52,483 |
| 2015-05-07 | — | — | — | 5,342 |
| 2015-05-07 | — | — | — | 39,233 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.