KLA is trading with a PEG ratio of 1.56, based on Nov 11, 2026 data. Dividing the 40.05 PE ratio by the 25.6% earnings growth rate yields this valuation metric. Relative to the 2.02 average from the previous four quarters, the PEG ratio has decreased by 23%.
Historically, KLA shows a PEG ratio averaging 2.66 across the past ten years. At 1.56, today's PE to growth ratio sits 41% below its historical average. The ten years high occurred in the Sep 2023 quarter at 51.2, reflecting maximum valuation relative to growth. The minimum was hit in the Dec 2018 quarter at 0.08, indicating optimal value relative to growth during that period.
| Year | PEG ratio | PE ratio | Growth YoY |
|---|---|---|---|
| 2026 | 3.96 | 81.99 | 20.7% |
| 2025 | 0.59 | 29.37 | 49.5% |
| 2024 | N/A | 40.42 | -16% |
| 2023 | 2 | 19.96 | 10% |
| 2022 | 0.23 | 14.44 | 63.7% |
| 2021 | 0.33 | 24.02 | 73.1% |
| 2020 | 6.23 | 24.93 | 4% |
| 2019 | 0.33 | 15.76 | 47.1% |
| 2018 | N/A | 20.1 | -13.6% |
| 2017 | 0.5 | 15.51 | 31.1% |
| 2016 | 0.17 | 16.28 | 95.7% |
| 2015 | N/A | 24.44 | -34.3% |
| 2014 | 3.4 | 20.75 | 6.1% |
| 2013 | N/A | 16.89 | -26.7% |
| 2012 | N/A | 10.94 | -6.3% |
| Year | PEG ratio | PE ratio | Growth YoY |
|---|---|---|---|
| Sep 2026 | 1.89 | 48.49 | 25.6% |
| Jun 2026 | 3.96 | 81.99 | 20.7% |
| Mar 2026 | 1.45 | 41.48 | 28.6% |
| Dec 2025 | 0.79 | 35.22 | 44.4% |
| Sep 2025 | 0.74 | 33.71 | 45.5% |
| Jun 2025 | 0.59 | 29.37 | 49.5% |
| Mar 2025 | 0.56 | 24.63 | 43.8% |
| Dec 2024 | 1.27 | 26.36 | 20.7% |
| Sep 2024 | N/A | 35.2 | -1.8% |
| Jun 2024 | N/A | 40.42 | -16% |
| Mar 2024 | N/A | 36.38 | -22.3% |
| Dec 2023 | N/A | 29.36 | -19.2% |
| Sep 2023 | 51.2 | 20.48 | 0.4% |
| Jun 2023 | 2 | 19.96 | 10% |
| Mar 2023 | 0.84 | 16.16 | 19.3% |
Measured against past performance, KLAC's PEG ratio is higher than its 3-year average, though it is below the 5 and 10-year averages.
KLA's PEG of 1.56 is above the Technology sector, the industry and its peers average. Compared to its Technology sector average of 0.56, KLA's PEG is 179% higher.
Compared to its peers, KLAC's PEG ratio is under NVMI's but above AMAT's and LRCX's. KLA's PEG ratio of 1.56 is above the peer average of 0.51.
According to Nov 11, 2026 data, KLAC's PEG ratio sits at 1.56.
Historical data over a 3-year period places KLAC's average PEG ratio at 1.41.
Historical data over a 5-year period places KLAC's average PEG ratio at 4.19.
KLAC's PEG ratio peaked at 51.2 during the Sep 2023 quarter - the highest in ten years.
Compared to the 10-year average, KLAC's PEG ratio is 41% lower.
Computing the PEG ratio involves dividing the PE ratio by the company's EPS growth (YoY TTM). As of Nov 11, 2026, KLA has a P/E ratio of 40.05. Earnings grew at 25.6% over the TTM period ending Sep 2026. Applying the formula, this produces a price to earnings growth ratio of 1.56. PEG RATIO(1.56) = PE RATIO(40.05) / EPS GROWTH(25.6%)
All PEG ratio stats are based on quarterly TTM periods, unless otherwise specified.