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Southwest Airlines Co (BSP:S1OU34) Cyclically Adjusted PB Ratio : 1.79 (As of May. 31, 2025)


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What is Southwest Airlines Co Cyclically Adjusted PB Ratio?

As of today (2025-05-31), Southwest Airlines Co's current share price is R$176.76. Southwest Airlines Co's Cyclically Adjusted Book per Share for the quarter that ended in Mar. 2025 was R$98.57. Southwest Airlines Co's Cyclically Adjusted PB Ratio for today is 1.79.

The historical rank and industry rank for Southwest Airlines Co's Cyclically Adjusted PB Ratio or its related term are showing as below:

BSP:S1OU34' s Cyclically Adjusted PB Ratio Range Over the Past 10 Years
Min: 1.23   Med: 3.65   Max: 6.18
Current: 1.74

During the past years, Southwest Airlines Co's highest Cyclically Adjusted PB Ratio was 6.18. The lowest was 1.23. And the median was 3.65.

BSP:S1OU34's Cyclically Adjusted PB Ratio is ranked worse than
63.88% of 706 companies
in the Transportation industry
Industry Median: 1.23 vs BSP:S1OU34: 1.74

The Shiller PE Ratio was first used by professor Robert Shiller. He uses E10 for his Shiller PE Ratio calculation. E10 is the average of the inflation adjusted earnings per share of a company over the past 10 years. The similar calculation is applied by GuruFocus to calculate the Cyclically Adjusted PB Ratio. The Cyclically Adjusted Book per Share is the average of the inflation adjusted book value per share of a company over the past 10 years.

Southwest Airlines Co's adjusted book value per share data for the three months ended in Mar. 2025 was R$93.959. Add all the adjusted book value per share for the past 10 years together and divide the count will get our Cyclically Adjusted Book per Share, which is R$98.57 for the trailing ten years ended in Mar. 2025.

Shiller PE for Stocks: The True Measure of Stock Valuation


Southwest Airlines Co Cyclically Adjusted PB Ratio Historical Data

The historical data trend for Southwest Airlines Co'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.

* Premium members only.

Southwest Airlines Co Cyclically Adjusted PB Ratio Chart

Southwest Airlines Co Annual Data
Trend Dec15 Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24
Cyclically Adjusted PB Ratio
Get a 7-Day Free Trial Premium Member Only Premium Member Only 3.36 2.77 1.97 1.59 1.77

Southwest Airlines Co Quarterly Data
Jun20 Sep20 Dec20 Mar21 Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25
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 1.57 1.52 1.57 1.77 1.74

Competitive Comparison of Southwest Airlines Co's Cyclically Adjusted PB Ratio

For the Airlines subindustry, Southwest Airlines Co'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.


Southwest Airlines Co's Cyclically Adjusted PB Ratio Distribution in the Transportation Industry

For the Transportation industry and Industrials sector, Southwest Airlines Co's Cyclically Adjusted PB Ratio distribution charts can be found below:

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


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Southwest Airlines Co 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.

Southwest Airlines Co's Cyclically Adjusted PB Ratio for today is calculated as

Cyclically Adjusted PB Ratio=Share Price/ Cyclically Adjusted Book per Share
=176.76/98.57
=1.79

* 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.

Southwest Airlines Co's Cyclically Adjusted Book per Share for the quarter that ended in Mar. 2025 is calculated as:

For example, Southwest Airlines Co's adjusted Book Value per Share data for the three months ended in Mar. 2025 was:

Adj_Book=Book Value per Share/CPI of Mar. 2025 (Change)*Current CPI (Mar. 2025)
=93.959/134.9266*134.9266
=93.959

Current CPI (Mar. 2025) = 134.9266.

Southwest Airlines Co Quarterly Data

Book Value per Share CPI Adj_Book
201506 33.781 100.684 45.270
201509 41.819 100.392 56.205
201512 44.093 99.792 59.617
201603 43.405 100.470 58.291
201606 43.168 101.688 57.278
201609 42.525 101.861 56.329
201612 46.022 101.863 60.960
201703 42.437 102.862 55.666
201706 46.962 103.349 61.311
201709 46.365 104.136 60.074
201712 53.975 104.011 70.018
201803 54.193 105.290 69.447
201806 65.790 106.317 83.494
201809 74.187 106.507 93.983
201812 69.242 105.998 88.139
201903 68.791 107.251 86.543
201906 71.301 108.070 89.021
201909 77.736 108.329 96.822
201912 77.747 108.420 96.755
202003 87.156 108.902 107.984
202006 95.703 108.767 118.720
202009 89.370 109.815 109.807
202012 77.335 109.897 94.949
202103 86.657 111.754 104.625
202106 82.340 114.631 96.918
202109 91.414 115.734 106.573
202112 99.456 117.630 114.081
202203 87.441 121.301 97.263
202206 94.599 125.017 102.098
202209 96.473 125.227 103.946
202212 94.373 125.222 101.687
202303 90.197 127.348 95.565
202306 87.917 128.729 92.150
202309 91.580 129.860 95.153
202312 86.371 129.419 90.046
202403 84.870 131.776 86.899
202406 94.075 132.554 95.759
202409 96.132 133.029 97.503
202412 106.428 133.157 107.842
202503 93.959 134.927 93.959

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.


Southwest Airlines Co  (BSP:S1OU34) 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.


Southwest Airlines Co Cyclically Adjusted PB Ratio Related Terms

Thank you for viewing the detailed overview of Southwest Airlines Co's Cyclically Adjusted PB Ratio provided by GuruFocus.com. Please click on the following links to see related term pages.


Southwest Airlines Co Business Description

Address
P.O. Box 36611, Dallas, TX, USA, 75235-1611
Southwest Airlines is the largest domestic air carrier in the United States by passengers boarded. Southwest operates nearly 800 aircraft in an all-Boeing 737 fleet. Despite offering some longer routes and a few perks for business travelers, the airline predominantly specializes in short-haul, leisure flights operated in a single, open-seating cabin configuration in a point-to-point network. In late 2025, Southwest will modify its cabins to offer some seats with extra legroom and will update its ticketing process and merchandising to offer assigned seats and more fare categories including a basic economy class that will more directly compete with other airlines' offerings.

Southwest Airlines Co Headlines

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