StockData
KLA Corp logo

KLA Corp (KLAC) operating KPIs

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%

KLA semiconductor Process Control systems — Foundry & Logic customer share (% of system revenue) (%)

Foundry/Logic accounted for ~79% of Semiconductor Process Control system sales in Q4 FY26 (driven by N2/GAA node ramps and AI accelerators); guided to ~73% in Q1 FY27 as HBM/DRAM memory shipments accelerate.

Latest, Q4 FY26
79.0%
Period ended Jun 30, 2026
Change on a year earlier
+10.0 pts
69.0% in Q4 FY25
History
18 quarters
Since Q1 FY22
Sources
18
Documents cited below

Quarterly history

Hover a value to see the sentence it was read from; calculated values show their formula

PeriodEndedSemiconductor Process Control systems — Foundry & Logic customer share (% of system revenue) (%)Year on yearSource
Q4 FY26Jun 30, 202679.0%+10.0 ptshttps://d1io3yog0oux5.cloudfront.net/_796af9c73d54dd068b3ab74e91c701fb/klatencor/db/1117/10668/letter_to_shareholders/KLA+Earnings+Shareholder+Letter+-+Q4+FY26.pdf ↗
Q3 FY26Mar 31, 202662.0%-9.0 ptshttps://d1io3yog0oux5.cloudfront.net/_796af9c73d54dd068b3ab74e91c701fb/klatencor/db/1117/10655/letter_to_shareholders/KLA+Shareholder+Letter+-+Q3+FY26.pdf ↗
Q2 FY26Dec 31, 202560.0%-16.0 ptshttps://d1io3yog0oux5.cloudfront.net/_796af9c73d54dd068b3ab74e91c701fb/klatencor/db/1117/10612/letter_to_shareholders/KLA+Letter+to+Shareholders+-+Q2+FY26.pdf ↗
Q1 FY26Sep 30, 202574.0%–https://d1io3yog0oux5.cloudfront.net/_796af9c73d54dd068b3ab74e91c701fb/klatencor/db/1117/10596/letter_to_shareholders/KLA+Corporation+Letter+to+Shareholders+Q1+FY26.pdf ↗
Q4 FY25Jun 30, 202569.0%–https://d1io3yog0oux5.cloudfront.net/_796af9c73d54dd068b3ab74e91c701fb/klatencor/db/1117/10585/letter_to_shareholders/KLA+Corporation+Q2CY25+Earnings+Letter+to+Shareholders.pdf ↗
Q3 FY25Mar 31, 202571.0%+7.0 ptshttps://d1io3yog0oux5.cloudfront.net/_796af9c73d54dd068b3ab74e91c701fb/klatencor/db/1117/10573/earnings_slide_presentation/Slides+-+KLA+Corporation+Q1CY25+Earnings.pdf ↗
Q2 FY25Dec 31, 202476.0%+20.0 ptshttps://d1io3yog0oux5.cloudfront.net/_796af9c73d54dd068b3ab74e91c701fb/klatencor/db/1117/10569/letter_to_shareholders/KLA+Corporation+Q2FY25+Shareholder+Letter.pdf ↗
Q3 FY24Mar 31, 202464.0%-22.0 ptshttps://d1io3yog0oux5.cloudfront.net/_796af9c73d54dd068b3ab74e91c701fb/klatencor/db/1117/10539/letter_to_shareholders/KLA+Corporation+Q3FY24+Letter+to+Shareholders+-+24.04.25.pdf ↗
Q2 FY24Dec 31, 202356.0%-21.0 ptshttps://d1io3yog0oux5.cloudfront.net/_796af9c73d54dd068b3ab74e91c701fb/klatencor/db/1117/10528/letter_to_shareholders/KLA_Shareholder+Letter_Q2_FY24_FINAL.pdf ↗
Q1 FY24Sep 30, 202367.0%+4.0 ptshttps://d1io3yog0oux5.cloudfront.net/_796af9c73d54dd068b3ab74e91c701fb/klatencor/db/1117/10513/letter_to_shareholders/KLA_LetterToShareholders_10.25.2023_FINAL.pdf ↗
Q4 FY23Jun 30, 202370.0%+15.0 ptshttps://d1io3yog0oux5.cloudfront.net/_796af9c73d54dd068b3ab74e91c701fb/klatencor/db/1117/10492/letter_to_shareholders/KLA_LetterToShareholders_07.27.2023_FINAL.pdf ↗
Q3 FY23Mar 31, 202386.0%+23.0 ptshttps://d1io3yog0oux5.cloudfront.net/_796af9c73d54dd068b3ab74e91c701fb/klatencor/db/1117/10477/letter_to_shareholders/KLA_LetterToShareholders_04.26.2023_FINAL.pdf ↗
Q2 FY23Dec 31, 202277.0%+6.0 ptshttps://d1io3yog0oux5.cloudfront.net/_796af9c73d54dd068b3ab74e91c701fb/klatencor/db/1117/10467/letter_to_shareholders/KLAC_Q2FY23_LetterToShareholders_01.26.2023-FINAL.pdf ↗
Q1 FY23Sep 30, 202263.0%+2.0 ptshttps://d1io3yog0oux5.cloudfront.net/_796af9c73d54dd068b3ab74e91c701fb/klatencor/db/1117/10449/letter_to_shareholders/KLA_LetterToShareholders_10.26.22_FINAL.pdf ↗
Q4 FY22Jun 30, 202255.0%–https://d1io3yog0oux5.cloudfront.net/_796af9c73d54dd068b3ab74e91c701fb/klatencor/db/1118/10430/file/KLA_LetterToShareholders_07.28.22_FINAL.pdf ↗
Q3 FY22Mar 31, 202263.0%–https://d1io3yog0oux5.cloudfront.net/_796af9c73d54dd068b3ab74e91c701fb/klatencor/db/1118/10403/file/KLA_LetterToShareholders_04.28.22_FINAL.pdf ↗

Breakdown

What makes up semiconductor process control systems — foundry & logic customer share (% of system revenue)

Cite this data

StockData. (2026). KLA Semiconductor Process Control systems — Foundry & Logic customer share (% of system revenue) (%), quarterly Q1 FY22–Q4 FY26 [Data set]. Compiled from KLA SEC filings and investor materials. https://stockdatahq.com/stocks/klac/kpis/spc-mix-foundry-logic

See every metric in the KLA KPI table. Data updated Oct 25, 2026.