KLA-Tencor (KLAC) went public on October 8, 1980, when it opened at a split-adjusted price of $0.61.
| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
November 2025 | $1,214.10 | $1,241.06 | $1,071.96 | $1,097.12 | 16,711,070 |
October 2025 | $1,073.38 | $1,282.32 | $979.33 | $1,206.72 | 25,676,900 |
September 2025 | $844.42 | $1,083.78 | $830.85 | $1,076.79 | 19,374,600 |
August 2025 | $852.91 | $955.57 | $851.99 | $870.54 | 20,125,900 |
July 2025 | $885.36 | $942.24 | $856.70 | $875.65 | 20,779,200 |
June 2025 | $749.51 | $911.31 | $749.07 | $892.30 | 25,786,500 |
May 2025 | $684.90 | $805.56 | $670.55 | $753.97 | 24,006,100 |
April 2025 | $669.80 | $717.34 | $547.89 | $698.31 | 31,516,200 |
March 2025 | $710.07 | $730.56 | $649.66 | $675.56 | 21,649,300 |
February 2025 | $721.23 | $787.27 | $687.62 | $704.42 | 18,521,200 |
January 2025 | $629.31 | $780.46 | $626.53 | $731.98 | 26,167,500 |
December 2024 | $639.54 | $664.82 | $608.20 | $624.78 | 22,623,600 |
November 2024 | $659.02 | $686.57 | $604.24 | $641.55 | 24,497,100 |
October 2024 | $769.74 | $823.66 | $647.31 | $658.76 | 25,491,000 |
September 2024 | $796.55 | $812.78 | $688.61 | $765.72 | 18,906,100 |
August 2024 | $810.54 | $830.43 | $639.56 | $810.24 | 22,336,900 |
July 2024 | $812.47 | $884.65 | $739.62 | $812.35 | 20,533,200 |
June 2024 | $761.43 | $865.13 | $725.98 | $813.77 | 15,177,400 |
May 2024 | $670.24 | $781.65 | $652.54 | $749.64 | 17,614,700 |
April 2024 | $689.48 | $707.39 | $613.81 | $678.93 | 19,457,100 |
March 2024 | $677.94 | $718.19 | $658.65 | $688.07 | 19,077,500 |
February 2024 | $588.47 | $677.36 | $582.80 | $672.05 | 19,178,400 |
January 2024 | $563.34 | $647.44 | $533.07 | $583.82 | 22,074,300 |
December 2023 | $533.89 | $587.15 | $518.04 | $571.29 | 16,410,500 |
November 2023 | $462.89 | $553.15 | $456.50 | $535.25 | 21,002,600 |
