Jack In The Box (MEX:JACK) Cyclically Adjusted PB Ratio: (As of Sep. 17, 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.

MEX:JACK Jack In The Box Inc MEX:JACK
33 GF Score
Price MXN315.00
GF Value MXN897.59
Valuation Significantly Undervalued
! 8 Warning Signs
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What is Jack In The Box Cyclically Adjusted PB Ratio?

Shiller PE for Stocks: The True Measure of Stock Valuation


Jack In The Box  (MEX:JACK) 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.


Jack In The Box Cyclically Adjusted PB Ratio Related Terms


Jack In The Box Cyclically Adjusted PB Ratio Historical Data

* Premium members only.

The historical data trend for Jack In The Box'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.

Jack In The Box Cyclically Adjusted PB Ratio Chart

Jack In The Box Annual Data
Trend Sep16 Sep17 Sep18 Sep19 Sep20 Sep21 Sep22 Sep23 Sep24 Sep25
Cyclically Adjusted PB Ratio
Get a 7-Day Free Trial Premium Member Only Premium Member Only 0.00 0.00 0.00 0.00 0.00

Jack In The Box Quarterly Data
Dec20 Mar21 Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Jan24 Jun24 Sep24 Jan25 Jun25 Sep25 Jan26 Jun26
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 0.00 0.00 0.00 0.00 0.00

MEX:JACK vs PTLO, RICK, NATH: Cyclically Adjusted PB Ratio Comparison

For the Restaurants subindustry, Jack In The Box'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.


Jack In The Box Cyclically Adjusted PB Ratio vs Restaurants Industry

For the Restaurants industry and Consumer Cyclical sector, Jack In The Box's Cyclically Adjusted PB Ratio distribution charts can be found below:

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


MEX:JACK
33GF Score
Jack In The Box Inc MEX:JACK
Cyclically Adjusted PB Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Jack In The Box 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.

Jack In The Box's Cyclically Adjusted Book per Share for the quarter that ended in Jun. 2026 is calculated as:

For example, Jack In The Box's adjusted Book Value per Share data for the three months ended in Jun. 2026 was:

Adj_Book=Book Value per Share/CPI of Jun. 2026 (Change)*Current CPI (Jun. 2026)
=-821.143/333.9520*333.9520
=-821.143

Current CPI (Jun. 2026) = 333.9520.

Jack In The Box Quarterly Data

Book Value per Share CPI Adj_Book
201512 -29.806 236.525 -42.083
201603 -100.835 238.132 -141.409
201606 -94.826 241.018 -131.390
201609 -129.884 241.428 -179.660
201612 -178.098 241.432 -246.348
201703 -300.460 243.801 -411.562
201706 -269.688 244.955 -367.671
201709 -239.324 246.819 -323.811
201712 -249.092 246.524 -337.431
201803 -275.432 249.554 -368.582
201806 -353.592 251.989 -468.603
201809 -430.049 252.439 -568.913
201812 -462.055 251.233 -614.188
201903 -445.264 254.202 -584.955
201906 -431.894 256.143 -563.091
201909 -596.827 256.759 -776.259
201912 -687.087 256.974 -892.908
202003 -906.941 258.115 -1,173.410
202006 -841.878 257.797 -1,090.575
202009 -771.295 260.280 -989.609
202012 -649.900 260.474 -833.233
202103 -717.966 264.877 -905.198
202106 -744.848 271.696 -915.521
202109 -800.328 274.310 -974.340
202112 -764.161 278.802 -915.320
202203 -741.392 287.504 -861.168
202206 -733.622 296.311 -826.816
202209 -712.598 296.808 -801.776
202212 -665.454 296.797 -748.760
202303 -619.841 301.836 -685.793
202306 -601.432 305.109 -658.287
202309 -634.024 307.789 -687.918
202401 -622.681 308.417 -674.235
202406 -810.216 314.175 -861.218
202409 -890.762 315.301 -943.453
202501 -905.145 317.671 -951.535
202506 -948.960 322.561 -982.472
202509 -911.016 324.800 -936.686
202601 -853.503 325.252 -876.333
202606 -821.143 333.952 -821.143

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 Jack In The Box (MEX:JACK) Overvalued in 2026?

Based on GuruFocus' analysis, Jack In The Box stock appears to be undervalued. The current stock price of MXN315.00 is trading 64.9% below its estimated GF Value™ of MXN897.59. GuruFocus considers Jack In The Box to be Significantly Undervalued.

Key valuation signals for MEX:JACK:

  • Cyclically Adjusted PB Ratio:
  • GF Value™: MXN897.59 vs. price of MXN315.00 (64.9% below fair value)
  • GF Score™: 33/100 with 8 warning signs

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


Jack In The Box Business Description

Other Exchanges JACK:USAJBX:Germany
Address 9357 Spectrum Center Boulevard, San Diego, CA, USA, 92123
Jack In The Box Inc operates quick-service restaurants and fast-casual restaurants across various states in the United States of America. Its core business includes the Jack in the Box hamburger chain, known for a broad menu that features hamburgers, tacos, sandwiches, salads, and breakfast items. The company also operates the Del Taco brand, which offers a variety of both Mexican and American favorites such as burritos and fries. These foods are available with the option of customization as per customer requirements. The company also offers catering and delivery services to its customers. Jack in the Box and Del Taco restaurant brands are the two reportable operating segments, of which, Jack in the Box generates maximum revenue for the company.
33GF Score

Get the complete analysis for MEX:JACK

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

MXN315.00
Price
MXN897.59
GF Value