KLA Corporation (KLAC)
NASDAQ: KLAC · Real-Time Price · USD
145.61
-2.22 (-1.50%)
At close: Oct 23, 2026, 4:00 PM EDT
146.20
+0.59 (0.41%)
After-hours: Oct 23, 2026, 7:59 PM EDT
KLA Corporation Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Oct 23, 2026 | 147.52 | 149.84 | 144.82 | 145.61 | 145.61 | -1.50% | 10,467,787 |
| Oct 22, 2026 | 154.80 | 155.04 | 146.55 | 147.83 | 147.83 | -9.55% | 20,740,656 |
| Oct 21, 2026 | 163.41 | 164.94 | 162.52 | 163.43 | 163.43 | 1.04% | 9,674,523 |
| Oct 20, 2026 | 164.55 | 165.31 | 159.90 | 161.74 | 161.74 | -2.80% | 12,670,127 |
| Oct 19, 2026 | 172.74 | 173.05 | 166.11 | 166.40 | 166.40 | 0.40% | 11,649,620 |
| Oct 16, 2026 | 169.76 | 171.66 | 165.20 | 165.74 | 165.74 | -5.00% | 13,127,051 |
| Oct 15, 2026 | 174.50 | 175.43 | 168.42 | 174.46 | 174.46 | -2.43% | 13,699,929 |
| Oct 14, 2026 | 180.55 | 184.58 | 177.39 | 178.81 | 178.81 | -2.82% | 14,471,393 |
| Oct 13, 2026 | 185.42 | 187.30 | 179.84 | 184.00 | 184.00 | -3.22% | 10,453,539 |
| Oct 12, 2026 | 193.68 | 193.99 | 189.44 | 190.12 | 190.12 | -2.79% | 7,715,102 |
| Oct 9, 2026 | 200.23 | 201.71 | 195.08 | 195.57 | 195.57 | -0.58% | 5,349,797 |
| Oct 8, 2026 | 192.72 | 202.22 | 191.09 | 196.72 | 196.72 | -0.06% | 10,148,398 |
| Oct 7, 2026 | 192.04 | 197.18 | 191.20 | 196.83 | 196.83 | -0.32% | 7,160,382 |
| Oct 6, 2026 | 207.34 | 207.66 | 196.83 | 197.46 | 197.46 | -4.54% | 9,613,238 |
| Oct 5, 2026 | 205.29 | 206.87 | 199.61 | 206.85 | 206.85 | -0.02% | 7,986,579 |
| Oct 2, 2026 | 207.81 | 208.68 | 204.06 | 206.89 | 206.89 | 3.27% | 7,356,292 |
| Oct 1, 2026 | 196.69 | 201.98 | 194.90 | 200.33 | 200.33 | 2.77% | 8,700,871 |
| Sep 30, 2026 | 196.01 | 197.60 | 193.95 | 194.93 | 194.93 | -0.81% | 6,858,967 |
| Sep 29, 2026 | 194.94 | 197.47 | 192.57 | 196.53 | 196.53 | 3.89% | 7,780,395 |
| Sep 28, 2026 | 186.71 | 190.70 | 182.70 | 189.17 | 189.17 | 0.67% | 8,707,232 |
| Sep 25, 2026 | 187.33 | 189.56 | 186.02 | 187.92 | 187.92 | 0.43% | 7,145,550 |
| Sep 24, 2026 | 185.81 | 187.96 | 182.40 | 187.11 | 187.11 | -0.40% | 7,799,572 |
| Sep 23, 2026 | 186.25 | 188.00 | 181.73 | 187.86 | 187.86 | -0.24% | 8,856,687 |
| Sep 22, 2026 | 180.71 | 188.60 | 179.70 | 188.32 | 188.32 | 2.36% | 9,312,547 |
| Sep 21, 2026 | 179.30 | 185.94 | 178.31 | 183.97 | 183.97 | 3.94% | 9,649,857 |
| Sep 18, 2026 | 170.50 | 177.14 | 169.72 | 176.99 | 176.99 | 4.74% | 20,072,505 |
| Sep 17, 2026 | 173.00 | 173.79 | 167.26 | 168.98 | 168.98 | 0.97% | 9,897,910 |
| Sep 16, 2026 | 171.52 | 171.72 | 165.89 | 167.36 | 167.36 | -0.39% | 6,711,318 |
| Sep 15, 2026 | 172.00 | 172.07 | 165.93 | 168.02 | 168.02 | -0.63% | 7,913,611 |
| Sep 14, 2026 | 168.08 | 173.03 | 167.57 | 169.09 | 169.09 | -6.39% | 12,055,375 |
| Sep 11, 2026 | 181.71 | 182.41 | 177.01 | 180.64 | 180.64 | 1.95% | 7,491,328 |
| Sep 10, 2026 | 176.67 | 180.64 | 174.18 | 177.18 | 177.18 | -3.13% | 10,643,122 |
| Sep 9, 2026 | 187.56 | 189.91 | 179.55 | 182.91 | 182.91 | -3.21% | 9,106,813 |
| Sep 8, 2026 | 190.15 | 190.87 | 185.84 | 188.98 | 188.98 | 1.82% | 12,404,389 |
| Sep 4, 2026 | 177.90 | 187.36 | 173.46 | 185.60 | 185.60 | 7.32% | 12,725,635 |
| Sep 3, 2026 | 169.47 | 173.09 | 167.05 | 172.94 | 172.94 | 0.39% | 6,863,516 |
| Sep 2, 2026 | 171.76 | 172.95 | 167.56 | 172.26 | 172.26 | 0.80% | 6,469,528 |
| Sep 1, 2026 | 172.74 | 173.20 | 168.07 | 170.89 | 170.89 | -2.60% | 10,479,036 |
| Aug 31, 2026 | 176.86 | 177.61 | 174.17 | 175.45 | 175.45 | -0.05% | 7,605,538 |
| Aug 28, 2026 | 182.04 | 182.60 | 174.70 | 175.54 | 175.54 | -4.48% | 9,970,532 |
| Aug 27, 2026 | 185.01 | 186.78 | 180.85 | 183.77 | 183.77 | -0.03% | 6,558,367 |
| Aug 26, 2026 | 183.41 | 184.26 | 179.70 | 183.83 | 183.83 | 0.27% | 5,962,821 |
| Aug 25, 2026 | 184.58 | 186.13 | 180.71 | 183.34 | 183.34 | 0.97% | 8,899,654 |
| Aug 24, 2026 | 180.02 | 182.84 | 176.45 | 181.57 | 181.57 | -1.32% | 9,874,765 |
| Aug 21, 2026 | 189.44 | 189.77 | 182.11 | 183.99 | 183.99 | -1.01% | 8,913,125 |
| Aug 20, 2026 | 185.56 | 189.36 | 184.55 | 185.86 | 185.86 | -0.75% | 7,330,129 |
| Aug 19, 2026 | 196.44 | 196.98 | 185.38 | 187.27 | 187.27 | -3.86% | 9,701,561 |
| Aug 18, 2026 | 195.47 | 199.52 | 191.78 | 194.79 | 194.79 | -5.33% | 13,529,951 |
| Aug 17, 2026 | 206.89 | 209.10 | 202.48 | 205.76 | 205.76 | 1.12% | 9,478,974 |
| Aug 14, 2026 | 206.80 | 208.87 | 200.86 | 203.72 | 203.49 | -2.70% | 7,357,856 |