KLA (TSX:KLAC) Cyclically Adjusted PB Ratio: (As of Jul. 30, 2026)

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Reviewed by: Charlie Tian Charlie Tian
Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

TSX:KLAC KLA Corp TSX:KLAC
72 GF Score
Price C$23.00
GF Value C$14.13
Valuation Significantly Overvalued
! 1 Warning Sign
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What is KLA Cyclically Adjusted PB Ratio?

Note: If the price history is too short, we do not calculate current Cyclically Adjusted PB Ratio for this stock. All the historical data is shown as the company's primary share's data instead.

Shiller PE for Stocks: The True Measure of Stock Valuation


KLA  (TSX:KLAC) Cyclically Adjusted PB Ratio Explanation

Compared with the regular PB Ratio, which works poorly for cyclical businesses, the Cyclically Adjusted PB Ratio smoothed out the fluctuations of book value during business cycles. Therefore it is more accurate in reflecting the valuation of the company.

If a company has consistent business performance, the Cyclically Adjusted PB Ratio should give similar results to regular PB Ratio.


KLA Cyclically Adjusted PB Ratio Related Terms


KLA Cyclically Adjusted PB Ratio Historical Data

* Premium members only.

The historical data trend for KLA's Cyclically Adjusted PB Ratio can be seen below:

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

KLA Cyclically Adjusted PB Ratio Chart

KLA Annual Data
Trend Jun16 Jun17 Jun18 Jun19 Jun20 Jun21 Jun22 Jun23 Jun24 Jun25
Cyclically Adjusted PB Ratio
Get a 7-Day Free Trial Premium Member Only Premium Member Only 21.17 19.17 29.71 50.68 47.97

KLA Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
Cyclically Adjusted PB Ratio Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only 38.36 47.97 54.79 58.97 66.91

TSX:KLAC vs LRCX, AMAT, TER: Cyclically Adjusted PB Ratio Comparison

For the Semiconductor Equipment & Materials subindustry, KLA's Cyclically Adjusted PB Ratio, along with its competitors' market caps and Cyclically Adjusted PB Ratio data, can be viewed below:

* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.


KLA Cyclically Adjusted PB Ratio vs Semiconductors Industry

For the Semiconductors industry and Technology sector, KLA's Cyclically Adjusted PB Ratio distribution charts can be found below:

* The bar in red indicates where KLA's Cyclically Adjusted PB Ratio falls into.


TSX:KLAC
72GF Score
KLA Corp TSX:KLAC
Cyclically Adjusted PB Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

KLA Cyclically Adjusted PB Ratio Calculation

Like the Shiller PE Ratio, the Cyclically Adjusted PB Ratio takes the Book Value per Share from the past 10 years, adjusts it for inflation, and then calculates the average. This average is then used for the P/B calculation. Because it considers this 10-year average, it's often referred to as the CAPB Ratio.

The Shiller PE Ratio was first used by professor Robert Shiller to measure the valuation of the overall market. The similar calculation is applied by GuruFocus to calculate the Cyclically Adjusted PB Ratio.

KLA's Cyclically Adjusted Book per Share for the quarter that ended in Mar. 2026 is calculated as:

For example, KLA's adjusted Book Value per Share data for the three months ended in Mar. 2026 was:

Adj_Book=Book Value per Share/CPI of Mar. 2026 (Change)*Current CPI (Mar. 2026)
=6.12/330.2130*330.2130
=6.120

Current CPI (Mar. 2026) = 330.2130.

KLA Quarterly Data

Book Value per Share CPI Adj_Book
201606 0.570 241.018 0.781
201609 0.655 241.428 0.896
201612 0.821 241.432 1.123
201703 0.980 243.801 1.327
201706 1.124 244.955 1.515
201709 1.147 246.819 1.535
201712 0.999 246.524 1.338
201803 1.137 249.554 1.504
201806 1.363 251.989 1.786
201809 1.319 252.439 1.725
201812 1.418 251.233 1.864
201903 2.353 254.202 3.057
201906 2.216 256.143 2.857
201909 2.229 256.759 2.867
201912 2.242 256.974 2.881
202003 2.078 258.115 2.658
202006 2.324 257.797 2.977
202009 2.351 260.280 2.983
202012 2.439 260.474 3.092
202103 2.553 264.877 3.183
202106 2.702 271.696 3.284
202109 3.224 274.310 3.881
202112 3.435 278.802 4.068
202203 3.458 287.504 3.972
202206 1.265 296.311 1.410
202209 1.979 296.808 2.202
202212 2.554 296.797 2.842
202303 2.674 301.836 2.925
202306 2.837 305.109 3.070
202309 2.976 307.789 3.193
202312 3.019 306.746 3.250
202403 3.110 312.332 3.288
202406 3.434 314.175 3.609
202409 3.603 315.301 3.773
202412 3.841 315.605 4.019
202503 4.348 319.799 4.490
202506 4.858 322.561 4.973
202509 5.244 324.800 5.331
202512 5.749 324.054 5.858
202603 6.120 330.213 6.120

Add all the adjusted book value per share together and divide the count will get our Cyclically Adjusted Book per Share.

Please note that we use the CPI data of the country/region where the company is headquartered. If the CPI data for that country/region is not available, then we will use the CPI data of the United States as default.

Is KLA (TSX:KLAC) Overvalued in 2026?

Based on GuruFocus' analysis, KLA stock appears to be overvalued. The current stock price of C$23.00 is trading 62.8% above its estimated GF Value™ of C$14.13. GuruFocus considers KLA to be Significantly Overvalued.

Key valuation signals for TSX:KLAC:

  • Cyclically Adjusted PB Ratio:
  • GF Value™: C$14.13 vs. price of C$23.00 (62.8% above fair value)
  • GF Score™: 72/100 with 1 warning sign

No single metric tells the full story. See the TSX:KLAC stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


KLA Business Description

Address One Technology Drive, Milpitas, CA, USA, 95035
KLA is one of the largest semiconductor wafer fabrication equipment, or WFE, manufacturers in the world. It specializes in the market segment of semiconductor process control, wherein machines inspect semiconductor wafers during research and development and manufacturing for defects and verify precise measurements. In this section of the market, KLA holds a majority share. It also has a small exposure to the etch and deposition segments of the WFE market. It counts as top customers the largest chipmakers in the world, including TSMC and Samsung.
72GF Score

Get the complete analysis for TSX:KLAC

Cyclically Adjusted PB Ratio is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

C$23.00
Price
C$14.13
GF Value