PPL (PPL) Shiller PE Ratio: (As of Aug. 08, 2026)

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PPL PPL Corp PPL
82 GF Score
Price $35.46
GF Value $36.47
Valuation Fairly Valued
! 6 Warning Signs
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What is PPL Shiller PE Ratio?

Shiller PE for Stocks: The True Measure of Stock Valuation


PPL  (NYSE:PPL) Shiller PE Ratio Explanation

Compared with the regular PE Ratio, which works poorly for cyclical businesses, the Shiller PE Ratio smoothed out the fluctuations of profit margins during business cycles. Therefore it is more accurate in reflecting the valuation of the company.

If a company has consistent business performance, the Shiller PE Ratio should give similar results to regular PE Ratio.

Compared with the PS Ratio, the Shiller PE Ratio makes the comparison between different industries more meaningful.


Be Aware

Shiller PE Ratio assumes that over the long term, businesses and profitability revert to their means. If a company's business model does not work in the future compared with the past, Shiller PE Ratio and PS Ratio will give false valuations.


PPL Shiller PE Ratio Related Terms


PPL Shiller PE Ratio Historical Data

* Premium members only.

The historical data trend for PPL's Shiller PE 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.

PPL Shiller PE Ratio Chart

PPL Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Shiller PE Ratio
Get a 7-Day Free Trial Premium Member Only Premium Member Only 14.98 15.34 14.72 19.47 20.19

PPL Quarterly Data
Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26 Jun26
Shiller PE 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 18.76 20.84 20.19 22.10 0.00

PPL vs ES, FE, CNP: Shiller PE Ratio Comparison

For the Utilities - Regulated Electric subindustry, PPL's Shiller PE Ratio, along with its competitors' market caps and Shiller PE 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.


PPL Shiller PE Ratio vs Utilities - Regulated Industry

For the Utilities - Regulated industry and Utilities sector, PPL's Shiller PE Ratio distribution charts can be found below:

* The bar in red indicates where PPL's Shiller PE Ratio falls into.


PPL
82GF Score
PPL Corp PPL
Shiller PE Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
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PPL Shiller PE Ratio Calculation

For Shiller PE Ratio, the earnings of the past 10 years are inflation-adjusted and averaged. The result is used for P/E calculation. Since it looks at the average over the last 10 years, the Shiller PE Ratio is also called PE10.

The Shiller PE Ratio was first used by professor Robert Shiller to measure the valuation of the overall market. The same calculation is applied here to individual companies.

PPL's E10 for the quarter that ended in Jun. 2026 is calculated as:

For example, PPL's adjusted earnings per share data for the three months ended in Jun. 2026 was:

Adj_EPS=Earnings per Share (Diluted)/CPI of Jun. 2026 (Change)*Current CPI (Jun. 2026)
=0.3/333.9520*333.9520
=0.300

Current CPI (Jun. 2026) = 333.9520.

PPL Quarterly Data

Earnings per Share (Diluted) CPI Adj_EPS
201609 0.690 241.428 0.954
201612 0.680 241.432 0.941
201703 0.590 243.801 0.808
201706 0.430 244.955 0.586
201709 0.510 246.819 0.690
201712 0.110 246.524 0.149
201803 0.650 249.554 0.870
201806 0.730 251.989 0.967
201809 0.620 252.439 0.820
201812 0.570 251.233 0.758
201903 0.640 254.202 0.841
201906 0.600 256.143 0.782
201909 0.650 256.759 0.845
201912 0.480 256.974 0.624
202003 0.720 258.115 0.932
202006 0.450 257.797 0.583
202009 0.370 260.280 0.475
202012 0.380 260.474 0.487
202103 -2.390 264.877 -3.013
202106 0.030 271.696 0.037
202109 0.270 274.310 0.329
202112 0.180 278.802 0.216
202203 0.370 287.504 0.430
202206 0.160 296.311 0.180
202209 0.240 296.808 0.270
202212 0.260 296.797 0.293
202303 0.390 301.836 0.431
202306 0.150 305.109 0.164
202309 0.310 307.789 0.336
202312 0.150 306.746 0.163
202403 0.420 312.332 0.449
202406 0.260 314.175 0.276
202409 0.290 315.301 0.307
202412 0.240 315.605 0.254
202503 0.560 319.799 0.585
202506 0.250 322.561 0.259
202509 0.430 324.800 0.442
202512 0.360 324.054 0.371
202603 0.600 330.213 0.607
202606 0.300 333.952 0.300

Add all the adjusted EPS together and divide 10 will get our E10.

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 PPL (PPL) Overvalued in 2026?

Based on GuruFocus' analysis, PPL stock appears to be undervalued. The current stock price of $35.46 is trading 2.8% below its estimated GF Value™ of $36.47. GuruFocus considers PPL to be Fairly Valued.

Key valuation signals for PPL:

  • Shiller PE Ratio:
  • GF Value™: $36.47 vs. price of $35.46 (2.8% below fair value)
  • GF Score™: 82/100 with 6 warning signs

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


PPL Business Description

Address 645 Hamilton Street, Allentown, PA, USA, 18101
PPL is a holding company of regulated utilities in Pennsylvania, Kentucky, and Rhode Island. The Pennsylvania regulated delivery and transmission segment distributes electricity to customers in central and eastern Pennsylvania. In Kentucky, LG&E and KU are involved in regulated electricity generation, transmission, and distribution. LG&E also provides regulated natural gas distribution. Rhode Island Energy operates electric and gas utilities in the state.
82GF Score

Get the complete analysis for PPL

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

$35.46
Price
$36.47
GF Value