Atco (ACLLF) Cyclically Adjusted PB Ratio: 1.72 (As of Jul. 07, 2026) — 26% Above Median


ACLLF Atco Ltd ACLLF
73 GF Score
Price $51.65
GF Value $38.14
Valuation Significantly Overvalued
! 13 Warning Signs
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What is Atco Cyclically Adjusted PB Ratio?

Atco ACLLF +0.04% 73 Cyclically Adjusted PB Ratio is 1.72 as of Jul. 07, 2026, which is 26% above its 10-year median of 1.37. GuruFocus rates ACLLF with a GF Score™ of 73/100 and a GF Value™ of $38.14 (Significantly Overvalued). The stock has 13 warning signs investors should review. Among 440 Utilities - Regulated companies, Atco ranks worse than 60.23% on this metric.

As of today (2026-07-07), Atco's current share price is $51.65. Atco's Cyclically Adjusted Book per Share for the quarter that ended in Mar. 2026 was $30.11. Atco's Cyclically Adjusted PB Ratio for today is 1.72.

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

ACLLF' s Cyclically Adjusted PB Ratio Range Over the Past 10 Years
Min: 0.9   Med: 1.37   Max: 2.32
Current: 1.8

During the past years, Atco's highest Cyclically Adjusted PB Ratio was 2.32. The lowest was 0.90. And the median was 1.37.

ACLLF's Cyclically Adjusted PB Ratio is ranked worse than
60.23% of 440 companies
in the Utilities - Regulated industry
Industry Median: 1.53 vs ACLLF: 1.80

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.

Atco's adjusted book value per share data for the three months ended in Mar. 2026 was $30.075. 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 $30.11 for the trailing ten years ended in Mar. 2026.

Shiller PE for Stocks: The True Measure of Stock Valuation


Atco  (OTCPK:ACLLF) 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.


Atco Cyclically Adjusted PB Ratio Related Terms


Atco Cyclically Adjusted PB Ratio Historical Data

* Premium members only.

The historical data trend for Atco'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.

Atco Cyclically Adjusted PB Ratio Chart

Atco Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Cyclically Adjusted PB Ratio
Get a 7-Day Free Trial Premium Member Only Premium Member Only 1.31 1.18 1.02 1.21 1.38

Atco Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
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 1.25 1.26 1.24 1.38 1.65

ACLLF vs SRE, AES: Cyclically Adjusted PB Ratio Comparison

For the Utilities - Diversified subindustry, Atco'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.


Atco Cyclically Adjusted PB Ratio vs Utilities - Regulated Industry

For the Utilities - Regulated industry and Utilities sector, Atco's Cyclically Adjusted PB Ratio distribution charts can be found below:

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


ACLLF
73GF Score
Atco Ltd ACLLF
Cyclically Adjusted PB Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Atco 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.

Atco's Cyclically Adjusted PB Ratio for today is calculated as

Cyclically Adjusted PB Ratio=Share Price/ Cyclically Adjusted Book per Share
=51.65/30.11
=1.72

* 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.

Atco's Cyclically Adjusted Book per Share for the quarter that ended in Mar. 2026 is calculated as:

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

Adj_Book=Book Value per Share/CPI of Mar. 2026 (Change)*Current CPI (Mar. 2026)
=30.075/132.2623*132.2623
=30.075

Current CPI (Mar. 2026) = 132.2623.

Atco Quarterly Data

Book Value per Share CPI Adj_Book
201606 22.708 102.002 29.445
201609 22.583 101.765 29.351
201612 22.676 101.449 29.564
201703 23.455 102.634 30.226
201706 23.525 103.029 30.200
201709 25.677 103.345 32.862
201712 24.090 103.345 30.831
201803 24.172 105.004 30.447
201806 23.693 105.557 29.687
201809 24.285 105.636 30.406
201812 24.374 105.399 30.586
201903 24.537 106.979 30.336
201906 25.100 107.690 30.827
201909 26.101 107.611 32.080
201912 26.489 107.769 32.509
202003 25.756 107.927 31.563
202006 25.991 108.401 31.712
202009 26.617 108.164 32.547
202012 27.617 108.559 33.647
202103 28.594 110.298 34.288
202106 28.873 111.720 34.182
202109 28.135 112.905 32.959
202112 28.078 113.774 32.641
202203 29.250 117.646 32.884
202206 29.241 120.806 32.014
202209 28.438 120.648 31.176
202212 28.278 120.964 30.919
202303 28.532 122.702 30.755
202306 29.474 124.203 31.386
202309 28.583 125.230 30.188
202312 29.394 125.072 31.084
202403 29.693 126.258 31.105
202406 29.327 127.522 30.417
202409 29.591 127.285 30.748
202412 28.968 127.364 30.082
202503 29.304 129.181 30.003
202506 30.755 129.892 31.316
202509 30.613 130.287 31.077
202512 29.164 130.366 29.588
202603 30.075 132.262 30.075

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.

What does a Cyclically Adjusted PB Ratio of 1.72 mean?
Atco (ACLLF) has a Cyclically Adjusted PB Ratio of 1.72 as of Jul. 07, 2026. Cyclically Adjusted PB Ratio is the ratio of share price to a company's inflation-adjusted book value per share over a 10-year period. View historical data on Atco and its competitors. This is 26% above median its historical median of 1.37. Over the past decade, Atco's Cyclically Adjusted PB Ratio has ranged from 0.90 to 2.32. According to the industry distribution chart, Atco ranks #265 out of 440 companies in the Utilities - Regulated industry, placing it in the top 60.2%.
Is Atco's Cyclically Adjusted PB Ratio too high?
Atco's current Cyclically Adjusted PB Ratio of 1.72 is 26% above median its 10-year median of 1.37. Over the past 10 years, this metric has ranged from a low of 0.90 to a high of 2.32. The Utilities - Regulated industry median Cyclically Adjusted PB Ratio is 1.53. Atco's value of 1.72 is 12.4% above this industry median. Based on the distribution chart, Atco ranks #265 out of 440 companies in the Utilities - Regulated industry, which is below the industry midpoint. Overall, Atco has a GF Score™ of 73/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Atco's Cyclically Adjusted PB Ratio compare to SRE and AES?
According to the Utilities - Regulated industry distribution chart, Atco ranks #265 out of 440 companies for Cyclically Adjusted PB Ratio. This places Atco in the lower half of its industry. The industry median Cyclically Adjusted PB Ratio is 1.53. Atco's value of 1.72 is 12.4% above this benchmark. Historically, Atco's own Cyclically Adjusted PB Ratio has ranged from 0.90 to 2.32 over the past decade. While the company's 10-year median is 1.37 vs. the industry median of 1.53, Atco has consistently been above the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Cyclically Adjusted PB Ratio for an Utilities - Regulated company?
The median Cyclically Adjusted PB Ratio among Utilities - Regulated companies is 1.53, based on 440 companies in the industry. Companies in the top quartile (top 25%) have a Cyclically Adjusted PB Ratio significantly above this median, while those in the bottom quartile fall well below. However, Cyclically Adjusted PB Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Atco's current Cyclically Adjusted PB Ratio of 1.72 is 12.4% above the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Cyclically Adjusted PB Ratio mean?
A high Cyclically Adjusted PB Ratio can signal that a stock is expensive relative to its fundamentals. Cyclically Adjusted PB Ratio is the ratio of share price to a company's inflation-adjusted book value per share over a 10-year period. View historical data on Atco and its competitors. For the Utilities - Regulated industry, the median Cyclically Adjusted PB Ratio is 1.53 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Atco's current Cyclically Adjusted PB Ratio is 1.72, which is 26% above median its own 10-year median of 1.37. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Atco stock overvalued right now?
Based on GuruFocus' analysis, Atco (ACLLF) is currently considered Significantly Overvalued. The stock's GF Value™ is $38.14, compared to a current price of $51.65 — trading 35.4% above its estimated fair value. The current Cyclically Adjusted PB Ratio is 1.72, which is 26% above median its 10-year median of 1.37 and 12.4% above the Utilities - Regulated industry median of 1.53. Atco's overall GF Score™ is 73/100 with 13 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Cyclically Adjusted PB Ratio calculated?
Cyclically Adjusted PB Ratio is calculated from a company's financial statements. For Atco (ACLLF), the current Cyclically Adjusted PB Ratio is 1.72 as of Jul. 07, 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 Atco (ACLLF) Overvalued in 2026?

Based on GuruFocus' analysis, Atco stock appears to be overvalued. The current stock price of $51.65 is trading 35.4% above its estimated GF Value™ of $38.14. GuruFocus considers Atco to be Significantly Overvalued.

Key valuation signals for ACLLF:

  • Cyclically Adjusted PB Ratio: 1.72 (26% above median its 10-year median of 1.37)
  • GF Value™: $38.14 vs. price of $51.65 (35.4% above fair value)
  • GF Score™: 73/100 with 13 warning signs
  • Industry Position: 12.4% above the Utilities - Regulated median (#265 of 440)

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


Atco Business Description

Other Exchanges 8A6:GermanyACO.X:Canada
Address 5302 Forand Street SW, 4th Floor, West Building, Calgary, AB, CAN, T3E 8B4
Atco Ltd is a Canada-based diversified company. The company's Structures & Logistics segment offers workforce and residential housing, modular facilities, construction, site support services, workforce lodging services, facility operations and maintenance, defense operations services, and disaster and emergency management services. The Neltume Ports segment includes the equity interest in Neltume Ports S.A., a port operator and developer based in South America. The Retail Energy segment provides electricity and natural gas retail sales and home maintenance solutions. Its Canadian Utilities Limited segment includes ATCO Energy Systems, ATCO EnPower, and ATCO Australia. It generates maximum revenue from the ATCO Energy Systems segment and earns maximum revenue from Canada.
73GF Score

Get the complete analysis for ACLLF

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

$51.65
Price
$38.14
GF Value