OSK (Oshkosh) Shiller PE Ratio: (As of Sep. 22, 2026)

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Director of Data and Quant Analytics at GuruFocus
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OSK Oshkosh Corp OSK
89 GF Score
Price $144.20
GF Value $129.69
Valuation Modestly Overvalued
! 5 Warning Signs
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What is Oshkosh Shiller PE Ratio?

Shiller PE for Stocks: The True Measure of Stock Valuation


Oshkosh  (NYSE:OSK) 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.


Oshkosh Shiller PE Ratio Related Terms


Oshkosh Shiller PE Ratio Historical Data

* Premium members only.

The historical data trend for Oshkosh'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.

Oshkosh Shiller PE Ratio Chart

Oshkosh Annual Data
Trend Sep16 Sep17 Sep18 Sep19 Sep20 Sep21 Dec22 Dec23 Dec24 Dec25
Shiller PE Ratio
Get a 7-Day Free Trial Premium Member Only Premium Member Only 20.64 - - - -

Oshkosh Quarterly Data
Jun21 Sep21 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 15.81 17.58 16.78 19.20 19.33

OSK vs AGCO, TEX, FSS: Shiller PE Ratio Comparison

For the Farm & Heavy Construction Machinery subindustry, Oshkosh'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.


Oshkosh Shiller PE Ratio vs Farm & Heavy Construction Machinery Industry

For the Farm & Heavy Construction Machinery industry and Industrials sector, Oshkosh's Shiller PE Ratio distribution charts can be found below:

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


OSK
89GF Score
Oshkosh Corp OSK
Shiller PE Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Oshkosh 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.

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

For example, Oshkosh'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)
=2.9197/333.9520*333.9520
=2.920

Current CPI (Jun. 2026) = 333.9520.

Oshkosh Quarterly Data

Earnings per Share (Diluted) CPI Adj_EPS
201606 1.130 241.018 1.566
201609 0.820 241.428 1.134
201612 0.255 241.432 0.352
201703 0.580 243.801 0.794
201706 1.690 244.955 2.304
201709 1.230 246.819 1.664
201712 0.742 246.524 1.005
201803 1.468 249.554 1.964
201806 2.055 251.989 2.723
201809 2.051 252.439 2.714
201812 1.512 251.233 2.010
201903 1.816 254.202 2.386
201906 2.727 256.143 3.555
201909 2.174 256.759 2.828
201912 1.098 256.974 1.427
202003 0.996 258.115 1.289
202006 1.169 257.797 1.515
202009 1.454 260.280 1.866
202012 1.010 260.474 1.295
202103 1.438 264.877 1.812
202106 3.073 271.696 3.777
202109 1.298 274.310 1.580
202203 -0.003 287.504 -0.003
202206 0.486 296.311 0.548
202209 1.017 296.808 1.144
202212 1.140 296.797 1.283
202303 1.344 301.836 1.487
202306 2.665 305.109 2.917
202309 2.786 307.789 3.022
202312 2.284 306.746 2.487
202403 2.713 312.332 2.901
202406 2.559 314.175 2.720
202409 2.746 315.301 2.908
202412 2.332 315.605 2.468
202503 1.724 319.799 1.801
202506 3.162 322.561 3.273
202509 3.038 324.800 3.123
202512 2.097 324.054 2.161
202603 0.681 330.213 0.689
202606 2.920 333.952 2.920

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 Oshkosh (OSK) Overvalued in 2026?

Based on GuruFocus' analysis, Oshkosh stock appears to be overvalued. The current stock price of $144.20 is trading 11.2% above its estimated GF Value™ of $129.69. GuruFocus considers Oshkosh to be Modestly Overvalued.

Key valuation signals for OSK:

  • Shiller PE Ratio:
  • GF Value™: $129.69 vs. price of $144.20 (11.2% above fair value)
  • GF Score™: 89/100 with 5 warning signs

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


Oshkosh Business Description

Other Exchanges 0KDI:UKOK3:Germany
Address 1917 Four Wheel Drive, Oshkosh, WI, USA, 54902
Oshkosh is a leading maker of access equipment, specialty vehicles, and military trucks. It serves diverse end markets, including postal, firefighting, refuse/recycling collection, aviation, and construction. It is typically the market share leader or No. 2 player in North America, or even the global leader in the case of its JLG aerial work platform business. The transport segment is a leading provider of light trucks to the military and vehicles to the Postal Service. The vocational segment, featuring brands such as Pierce, AeroTech, and Volterra, offers purpose-built vehicles and equipment to municipalities. The company reports three segments—Access equipment (45% of revenue), Vocational (35%), and Transport (20%) on 2025 revenue of $10.4 billion.
89GF Score

Get the complete analysis for OSK

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

$144.20
Price
$129.69
GF Value