DCI (Donaldson Co) Cyclically Adjusted Book per Share: $10.71 (As of Apr. 2026)


DCI Donaldson Co Inc DCI
94 GF Score
Price $88.40
GF Value $81.12
Valuation Fairly Valued
! 1 Warning Sign
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What is Donaldson Co Cyclically Adjusted Book per Share?

Donaldson Co DCI -0.14% 94 Cyclically Adjusted Book per Share is $10.71 as of Apr. 2026. GuruFocus rates DCI with a GF Score™ of 94/100 and a GF Value™ of $81.12 (Fairly Valued). The stock has 1 warning sign investors should review.

E10 is a concept invented by Prof. Robert Shiller, who uses E10 for his Shiller PE Ratio calculation. E10 is the average of the inflation adjusted earnings of a company over the past 10 years. The similar calculation is applied by GuruFocus to calculate the Cyclically Adjusted Book per Share and 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.

Donaldson Co's adjusted book value per share for the three months ended in Apr. 2026 was $14.627. 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 $10.71 for the trailing ten years ended in Apr. 2026.

During the past 12 months, Donaldson Co's average Cyclically Adjusted Book Growth Rate was 9.70% per year. During the past 3 years, the average Cyclically Adjusted Book Growth Rate was 5.60% per year. During the past 5 years, the average Cyclically Adjusted Book Growth Rate was 6.80% per year. During the past 10 years, the average Cyclically Adjusted Book Growth Rate was 5.70% per year. Please click Growth Rate Calculation Example (GuruFocus) to see how GuruFocus calculates Wal-Mart Stores Inc (WMT)'s revenue growth rate. You can apply the same method to get the Cyclically Adjusted Book Growth Rate using Cyclically Adjusted Book per Share data.

During the past 13 years, the highest 3-Year average Cyclically Adjusted Book Growth Rate of Donaldson Co was 13.90% per year. The lowest was 4.30% per year. And the median was 10.00% per year.

As of today (2026-06-29), Donaldson Co's current stock price is $88.40. Donaldson Co's Cyclically Adjusted Book per Share for the quarter that ended in Apr. 2026 was $10.71. Donaldson Co's Cyclically Adjusted PB Ratio of today is 8.25.

During the past 13 years, the highest Cyclically Adjusted PB Ratio of Donaldson Co was 10.62. The lowest was 5.11. And the median was 7.37.


Donaldson Co  (NYSE:DCI) Cyclically Adjusted Book per Share Explanation

If a company grows much fast than inflation, Cyclically Adjusted Book per Share may underestimate the company's equity. Cyclically Adjusted PB Ratio can seem to be too high even the actual PB Ratio is low.

For the Cyclically Adjusted PB Ratio, the book value of the past 10 years are inflation-adjusted and averaged. The result is used for P/B calculation. Since it looks at the average over the last 10 years, the Cyclically Adjusted PB Ratio is also called CAPB Ratio.

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.

Donaldson Co's Cyclically Adjusted PB Ratio of today is calculated as

Cyclically Adjusted PB Ratio=Share Price/Cyclically Adjusted Book per Share
=88.40/10.71
=8.25

* 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.

During the past 13 years, the highest Cyclically Adjusted PB Ratio of Donaldson Co was 10.62. The lowest was 5.11. And the median was 7.37.


Be Aware

Cyclically Adjusted PB Ratio works better for cyclical companies. It gives you a better idea on the company's real book value.


Donaldson Co Cyclically Adjusted Book per Share Related Terms


Donaldson Co Cyclically Adjusted Book per Share Historical Data

* Premium members only.

The historical data trend for Donaldson Co's Cyclically Adjusted Book per Share 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.

Donaldson Co Cyclically Adjusted Book per Share Chart

Donaldson Co Annual Data
Trend Jul16 Jul17 Jul18 Jul19 Jul20 Jul21 Jul22 Jul23 Jul24 Jul25
Cyclically Adjusted Book per Share
Get a 7-Day Free Trial Premium Member Only Premium Member Only 7.66 8.44 8.82 9.24 9.95

Donaldson Co Quarterly Data
Jul21 Oct21 Jan22 Apr22 Jul22 Oct22 Jan23 Apr23 Jul23 Oct23 Jan24 Apr24 Jul24 Oct24 Jan25 Apr25 Jul25 Oct25 Jan26 Apr26
Cyclically Adjusted Book per Share 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 9.76 9.95 10.14 10.31 10.71

DCI vs GTLS, FLS, WTS: Cyclically Adjusted Book per Share Comparison

For the Specialty Industrial Machinery subindustry, Donaldson 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.


Donaldson Co Cyclically Adjusted PB Ratio vs Industrial Products Industry

For the Industrial Products industry and Industrials sector, Donaldson Co's Cyclically Adjusted PB Ratio distribution charts can be found below:

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


DCI
94GF Score
Donaldson Co Inc DCI
Cyclically Adjusted Book per Share is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Donaldson Co Cyclically Adjusted Book per Share Calculation

E10 is a concept invented by Prof. Robert Shiller, who uses E10 for his Shiller PE Ratio calculation. E10 is the average of the inflation adjusted earnings of a company over the past 10 years. The similar calculation is applied by GuruFocus to calculate the Cyclically Adjusted Book per Share and 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.

What is Cyclically Adjusted Book per Share? How do we calculate Cyclically Adjusted Book per Share?

Cyclically Adjusted Book per Share is the average of the inflation adjusted Book Value per Share of a company over the past 10 years. Let's use an example to explain.

If we want to calculate the Cyclically Adjusted Book per Share of Wal-Mart (WMT) for Dec. 31, 2010, we need to have the inflation data and the book value per share from 2001 through 2010.

We adjusted the 2001 book value per share data with the total inflation from 2001 through 2010 to the equivalent book value in 2010. If the total inflation from 2001 to 2010 is 40%, and Wal-Mart's book value is $1 a share in 2001, then the 2001's equivalent book value in 2010 is $1.4 a share. If Wal-Mart's book value is $1 again in 2002, and the total inflation from 2002 through 2010 is 35%, then the equivalent 2002 book value in 2010 is $1.35. So on and so forth, you get the equivalent book value per share of past 10 years. Then you add them together and divided the sum by the count to get 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.

For example, Donaldson Co's adjusted Book Value per Share data for the three months ended in Apr. 2026 was:

Adj_Book= Book Value per Share /CPI of Apr. 2026 (Change)*Current CPI (Apr. 2026)
=14.627/333.0200*333.0200
=14.627

Current CPI (Apr. 2026) = 333.0200.

Donaldson Co Quarterly Data

Book Value per Share CPI Adj_Book
201607 5.775 240.628 7.992
201610 5.915 241.729 8.149
201701 5.878 242.839 8.061
201704 6.087 244.524 8.290
201707 6.509 244.786 8.855
201710 6.749 246.663 9.112
201801 6.332 247.867 8.507
201804 6.452 250.546 8.576
201807 6.624 252.006 8.753
201810 6.644 252.885 8.749
201901 6.801 251.712 8.998
201904 7.354 255.548 9.583
201907 6.969 256.571 9.046
201910 7.208 257.346 9.328
202001 7.374 257.971 9.519
202004 7.441 256.389 9.665
202007 7.813 259.101 10.042
202010 8.287 260.388 10.599
202101 8.520 261.582 10.847
202104 9.172 267.054 11.438
202107 9.095 273.003 11.094
202110 9.035 276.589 10.878
202201 9.040 281.148 10.708
202204 9.146 289.109 10.535
202207 9.247 296.276 10.394
202210 9.475 298.012 10.588
202301 9.854 299.170 10.969
202304 10.697 303.363 11.743
202307 10.905 305.691 11.880
202310 11.088 307.671 12.002
202401 11.434 308.417 12.346
202404 12.299 313.548 13.063
202407 12.398 314.540 13.126
202410 12.915 315.664 13.625
202501 12.922 317.671 13.546
202504 12.542 320.795 13.020
202507 12.526 323.048 12.913
202510 13.130 0.000
202601 13.607 325.252 13.932
202604 14.627 333.020 14.627

Add all the adjusted book value per share together and divide the count will get our Cyclically Adjusted Book per Share.

What does a Cyclically Adjusted Book per Share of $10.71 mean?
Donaldson Co (DCI) has a Cyclically Adjusted Book per Share of $10.71 as of Apr. 2026. Cyclically adjusted book value per share represents the company's inflation-adjusted book value per share over a 10-year period. View historical data on Donaldson Co and its competitors.
Is Donaldson Co's Cyclically Adjusted Book per Share too high?
Donaldson Co's current Cyclically Adjusted Book per Share is $10.71. Overall, Donaldson Co has a GF Score™ of 94/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Donaldson Co's Cyclically Adjusted Book per Share compare to GTLS and FLS?
Donaldson Co's Cyclically Adjusted Book per Share of $10.71 can be compared against companies in the Industrial Products industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Cyclically Adjusted Book per Share for an Industrial Products company?
A good Cyclically Adjusted Book per Share depends on the Industrial Products industry context. However, Cyclically Adjusted Book per Share should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Cyclically Adjusted Book per Share mean?
A high Cyclically Adjusted Book per Share can signal that a stock is expensive relative to its fundamentals. Cyclically adjusted book value per share represents the company's inflation-adjusted book value per share over a 10-year period. View historical data on Donaldson Co and its competitors. Donaldson Co's current Cyclically Adjusted Book per Share is $10.71. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Donaldson Co stock overvalued right now?
Based on GuruFocus' analysis, Donaldson Co (DCI) is currently considered Fairly Valued. The stock's GF Value™ is $81.12, compared to a current price of $88.40 — trading 9% above its estimated fair value. The current Cyclically Adjusted Book per Share is $10.71. Donaldson Co's overall GF Score™ is 94/100 with 1 warning sign to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Cyclically Adjusted Book per Share calculated?
Cyclically Adjusted Book per Share is calculated from a company's financial statements. For Donaldson Co (DCI), the current Cyclically Adjusted Book per Share is $10.71 as of Apr. 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.

Is Donaldson Co (DCI) Overvalued in 2026?

Based on GuruFocus' analysis, Donaldson Co stock appears to be overvalued. The current stock price of $88.40 is trading 9% above its estimated GF Value™ of $81.12. GuruFocus considers Donaldson Co to be Fairly Valued.

Key valuation signals for DCI:

  • Cyclically Adjusted Book per Share: $10.71
  • GF Value™: $81.12 vs. price of $88.40 (9% above fair value)
  • GF Score™: 94/100 with 1 warning sign

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


Donaldson Co Business Description

Other Exchanges DNZ:Germany
Address 1400 West 94th Street, Minneapolis, MN, USA, 55431
Donaldson is a leading manufacturer of filtration systems and replacement parts, including air filtration systems, liquid filtration systems, and dust, fume, and mist collectors. The company serves a diverse range of end markets, including construction, mining, agriculture, truck, and industrial. Its business is organized into three segments: mobile solutions, industrial solutions, and life sciences. Donaldson generated approximately $3.7 billion in revenue in its fiscal 2025.
94GF Score

Get the complete analysis for DCI

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

$88.40
Price
$81.12
GF Value