KOS (Kosmos Energy) Shiller PE Ratio: (As of Jul. 23, 2026)

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KOS Kosmos Energy Ltd KOS
65 GF Score
Price $2.73
GF Value $3.16
Valuation Modestly Undervalued
! 7 Warning Signs
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What is Kosmos Energy Shiller PE Ratio?

Shiller PE for Stocks: The True Measure of Stock Valuation


Kosmos Energy  (NYSE:KOS) 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.


Kosmos Energy Shiller PE Ratio Related Terms


Kosmos Energy Shiller PE Ratio Historical Data

* Premium members only.

The historical data trend for Kosmos Energy'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.

Kosmos Energy Shiller PE Ratio Chart

Kosmos Energy 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 0.00 0.00 0.00 0.00 0.00

Kosmos Energy Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
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 0.00 0.00 0.00 0.00 0.00

KOS vs DMLP, KRP, TBN: Shiller PE Ratio Comparison

For the Oil & Gas E&P subindustry, Kosmos Energy'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.


Kosmos Energy Shiller PE Ratio vs Oil & Gas Industry

For the Oil & Gas industry and Energy sector, Kosmos Energy's Shiller PE Ratio distribution charts can be found below:

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


KOS
65GF Score
Kosmos Energy Ltd KOS
Shiller PE Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
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Kosmos Energy 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.

Kosmos Energy's E10 for the quarter that ended in Mar. 2026 is calculated as:

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

Adj_EPS=Earnings per Share (Diluted)/CPI of Mar. 2026 (Change)*Current CPI (Mar. 2026)
=-0.45/330.2130*330.2130
=-0.450

Current CPI (Mar. 2026) = 330.2130.

Kosmos Energy Quarterly Data

Earnings per Share (Diluted) CPI Adj_EPS
201606 -0.280 241.018 -0.384
201609 -0.150 241.428 -0.205
201612 -0.150 241.432 -0.205
201703 -0.070 243.801 -0.095
201706 -0.020 244.955 -0.027
201709 -0.160 246.819 -0.214
201712 -0.310 246.524 -0.415
201803 -0.130 249.554 -0.172
201806 -0.260 251.989 -0.341
201809 -0.310 252.439 -0.406
201812 0.430 251.233 0.565
201903 -0.130 254.202 -0.169
201906 0.040 256.143 0.052
201909 0.040 256.759 0.051
201912 -0.090 256.974 -0.116
202003 -0.450 258.115 -0.576
202006 -0.490 257.797 -0.628
202009 -0.090 260.280 -0.114
202012 0.020 260.474 0.025
202103 -0.220 264.877 -0.274
202106 -0.140 271.696 -0.170
202109 -0.070 274.310 -0.084
202112 0.220 278.802 0.261
202203 0.003 287.504 0.003
202206 0.250 296.311 0.279
202209 0.470 296.808 0.523
202212 -0.250 296.797 -0.278
202303 0.170 301.836 0.186
202306 0.050 305.109 0.054
202309 0.180 307.789 0.193
202312 0.040 306.746 0.043
202403 0.190 312.332 0.201
202406 0.120 314.175 0.126
202409 0.090 315.301 0.094
202412 -0.010 315.605 -0.010
202503 -0.230 319.799 -0.237
202506 -0.180 322.561 -0.184
202509 -0.260 324.800 -0.264
202512 -0.790 324.054 -0.805
202603 -0.450 330.213 -0.450

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 Kosmos Energy (KOS) Overvalued in 2026?

Based on GuruFocus' analysis, Kosmos Energy stock appears to be undervalued. The current stock price of $2.73 is trading 13.8% below its estimated GF Value™ of $3.16. GuruFocus considers Kosmos Energy to be Modestly Undervalued.

Key valuation signals for KOS:

  • Shiller PE Ratio:
  • GF Value™: $3.16 vs. price of $2.73 (13.8% below fair value)
  • GF Score™: 65/100 with 7 warning signs

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


Kosmos Energy Business Description

Industry EnergyOil & Gas
Address 8176 Park Lane, Suite 500, Dallas, TX, USA, 75231
Kosmos Energy Ltd is a deepwater exploration and production company focused on meeting the world's growing demand for energy. It has diversified oil and gas production from assets offshore Ghana, Equatorial Guinea, Mauritania, Senegal and the Gulf of America. The Company had operations in four geographic reporting segments: Ghana, Equatorial Guinea, Mauritania/Senegal and the Gulf of America. The majority of revenue is derived from the Ghana segment.
65GF Score

Get the complete analysis for KOS

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

$2.73
Price
$3.16
GF Value