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KLA Corp (KLAC) stock

KLACNasdaqOptical Instruments & LensesFiscal year ends June 30
Financials through Q1 FY2027, quarter ended Sep 30, 2026Last filing: 10-Q on Oct 29, 2026Score 16/3021% above fair value
$157.91−9.52 (-5.69%)

Close on Oct 30, 2026Market cap $206.32BP/E 39.5Yield 0.51%

Price history

KLA share prices for every month, newest first. Adjusted for stock splits, not for dividends.

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Close, Oct 30, 2026
$157.91
-5.69% on the day
52-week range
$107.20 – $307.37
-48.6% from the high
Change over 52 weeks
+30.0%
From $121.44 on Oct 30, 2025
Average volume
11.30M
Shares a day, last 90 sessions
MonthOpenHighLowCloseChangeVolume
Oct 2026$196.69$208.68$144.82$157.91-18.99%251,186,614
Sep 2026$172.74$197.60$165.89$194.93+11.10%198,944,911
Aug 2026$177.97$214.80$174.17$175.45-4.03%199,857,905
Jul 2026$285.52$290.84$169.81$182.82-39.41%299,176,369
Jun 2026$189.86$307.37$188.60$301.71+57.00%308,501,920
May 2026$173.30$206.01$167.68$192.17+9.79%202,622,030
Apr 2026$148.42$193.94$145.10$175.04+18.88%190,499,510
Mar 2026$147.50$158.25$132.10$147.24-3.42%230,019,870
Feb 2026$140.00$157.73$128.50$152.46+6.77%210,264,380
Jan 2026$125.97$169.34$125.06$142.79+17.52%252,791,610
Dec 2025$116.50$128.68$115.12$121.51+3.37%176,475,420
Nov 2025$121.61$124.31$107.20$117.55-2.75%207,516,200
Oct 2025$107.52$128.45$98.10$120.87+12.07%256,799,090
Sep 2025$84.58$108.56$83.22$107.86+23.69%193,774,750
Aug 2025$85.62$95.93$85.53$87.20-0.80%201,282,900
Jul 2025$88.88$94.59$86.00$87.90-1.87%207,821,710
Jun 2025$75.24$91.48$75.20$89.57+18.35%257,888,000
May 2025$68.92$761.10$67.48$75.69+7.71%241,023,058
Apr 2025$67.40$72.18$55.13$70.27+3.37%315,181,870
Mar 2025$71.45$73.51$65.37$67.98-4.10%216,520,900
Feb 2025$72.74$79.40$69.19$70.88-3.98%185,232,270
Jan 2025$63.47$78.71$63.19$73.82+17.16%261,700,200
Dec 2024$64.50$67.05$61.34$63.01-2.61%226,263,080
Nov 2024$66.65$69.44$60.94$64.70-2.88%245,001,820
Oct 2024$77.85$83.30$65.47$66.62-13.97%254,922,450
Sep 2024$80.56$82.20$69.64$77.44-5.49%189,071,410
Aug 2024$82.12$83.99$64.80$81.94-0.44%223,377,480
Jul 2024$82.32$89.63$74.94$82.31-0.17%205,344,690
Jun 2024$77.15$87.66$73.56$82.45+8.56%152,951,470
May 2024$68.05$79.20$66.25$75.95+10.19%176,166,050
Apr 2024$70.00$71.82$62.32$68.93-1.33%194,582,080
Mar 2024$68.83$72.92$66.87$69.86+2.38%190,788,820
Feb 2024$59.88$68.77$59.30$68.23+14.86%191,801,990
Jan 2024$57.32$65.88$54.24$59.40+2.19%220,747,510
Dec 2023$54.32$59.74$52.71$58.13+6.73%164,115,520
Nov 2023$47.23$56.28$46.58$54.46+15.95%210,042,290
Oct 2023$45.91$50.69$44.83$46.97+2.41%209,482,710
Sep 2023$50.36$52.02$44.02$45.87-8.61%193,419,230
Aug 2023$51.40$51.73$46.81$50.19-2.35%202,131,100
Jul 2023$48.50$51.68$44.90$51.40+5.96%225,258,630
Jun 2023$44.54$48.83$43.72$48.50+9.49%206,139,130
May 2023$38.58$47.40$36.97$44.30+14.60%226,678,820
Apr 2023$39.72$40.15$35.59$38.65-3.16%201,245,460
Mar 2023$37.38$39.99$35.98$39.92+5.22%250,640,480
Feb 2023$39.26$42.18$37.39$37.94-3.34%212,319,760
Jan 2023$38.40$42.95$37.26$39.25+4.10%263,292,530
Dec 2022$39.50$41.96$36.63$37.70-4.10%274,678,300
Nov 2022$32.35$39.48$30.73$39.32+24.24%334,954,120
Oct 2022$30.62$33.49$25.02$31.65+4.57%452,702,990
Sep 2022$33.49$36.27$30.22$30.26-12.06%376,325,180
Aug 2022$38.12$39.90$33.99$34.41-10.28%310,516,690
Jul 2022$30.96$38.82$28.28$38.35+20.20%304,400,300
Jun 2022$36.65$37.20$30.50$31.91-12.54%278,145,960
May 2022$32.17$37.23$30.64$36.49+14.28%310,102,820
Apr 2022$36.92$37.01$31.20$31.93-12.78%278,993,530
Mar 2022$34.66$38.69$31.06$36.61+5.04%311,890,020
Feb 2022$38.98$40.58$32.93$34.85-10.47%292,440,170
Jan 2022$43.11$45.71$34.40$38.93-9.50%345,093,380
Dec 2021$41.53$44.24$38.16$43.01+5.39%294,996,950
Nov 2021$37.30$42.72$36.92$40.81+9.49%241,377,530

Seasonality

KLAC return in each calendar month over the last 10 years, including dividends. The current month runs to the latest close.

YearJanFebMarAprMayJunJulAugSepOctNovDec
Average6.4%2.9%1.0%1.8%6.6%8.7%2.6%-0.5%1.0%-0.2%8.2%1.5%
Months up8 of 106 of 106 of 105 of 109 of 107 of 107 of 103 of 104 of 107 of 105 of 96 of 9
202617.5%6.9%-3.4%18.9%9.9%57.0%-39.4%-3.9%11.1%-19.0%
202517.2%-3.8%-4.1%3.4%8.0%18.3%-1.9%-0.6%23.7%12.1%-2.6%3.4%
20242.2%15.1%2.4%-1.3%10.4%8.6%-0.2%-0.3%-5.5%-14.0%-2.6%-2.6%
20234.1%-3.0%5.2%-3.2%15.0%9.5%6.0%-2.1%-8.6%2.4%16.3%6.7%
2022-9.5%-10.2%5.0%-12.8%14.7%-12.5%20.2%-10.0%-12.1%4.6%24.7%-4.1%
20218.2%11.4%6.2%-4.6%0.8%2.3%7.4%-2.0%-1.6%11.4%9.8%5.4%
2020-7.0%-6.8%-6.5%14.2%7.8%10.5%2.8%3.1%-5.6%1.8%28.3%2.8%
201919.1%9.1%3.4%6.8%-18.6%14.7%15.3%9.1%7.8%6.0%-2.6%8.7%
20184.5%3.8%-3.8%-6.7%12.1%-9.4%14.5%-0.4%-12.5%-10.0%8.6%-9.2%
20178.2%6.6%5.5%3.3%6.5%-12.0%1.2%1.8%13.1%2.7%-5.6%2.8%