Main Street Capital (HAM:13M) Cyclically Adjusted PB Ratio: 1.83 (As of Jul. 30, 2026) — Near Median

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Reviewed by: Charlie Tian Charlie Tian
Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

HAM:13M Main Street Capital Corp HAM:13M
63 GF Score
Price €47.90
GF Value €43.66
Valuation Fairly Valued
! 10 Warning Signs
View Full Analysis

What is Main Street Capital Cyclically Adjusted PB Ratio?

Main Street Capital HAM:13M +0.42% 63 Cyclically Adjusted PB Ratio is 1.83 as of Jul. 30, 2026, which is at its 10-year median of 1.83. GuruFocus rates HAM:13M with a GF Score™ of 63/100 and a GF Value™ of €43.66 (Fairly Valued). The stock has 10 warning signs investors should review. Among 999 Asset Management companies, Main Street Capital ranks worse than 82.78% on this metric.

As of today (2026-07-30), Main Street Capital's current share price is €47.90. Main Street Capital's Cyclically Adjusted Book per Share for the quarter that ended in Mar. 2026 was €26.22. Main Street Capital's Cyclically Adjusted PB Ratio for today is 1.83.

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

HAM:13M' s Cyclically Adjusted PB Ratio Range Over the Past 10 Years
Min: 0.8   Med: 1.83   Max: 2.27
Current: 1.78

During the past years, Main Street Capital's highest Cyclically Adjusted PB Ratio was 2.27. The lowest was 0.80. And the median was 1.83.

HAM:13M's Cyclically Adjusted PB Ratio is ranked worse than
82.78% of 999 companies
in the Asset Management industry
Industry Median: 0.84 vs HAM:13M: 1.78

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.

Main Street Capital's adjusted book value per share data for the three months ended in Mar. 2026 was €28.944. 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 €26.22 for the trailing ten years ended in Mar. 2026.

Shiller PE for Stocks: The True Measure of Stock Valuation


Main Street Capital  (HAM:13M) 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.


Main Street Capital Cyclically Adjusted PB Ratio Related Terms


Main Street Capital Cyclically Adjusted PB Ratio Historical Data

* Premium members only.

The historical data trend for Main Street Capital'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.

Main Street Capital Cyclically Adjusted PB Ratio Chart

Main Street Capital 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 1.83 1.39 1.56 2.03 2.02

Main Street Capital 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 1.93 2.00 2.13 2.02 1.73

HAM:13M vs HASI, OTF, OBDC: Cyclically Adjusted PB Ratio Comparison

For the Asset Management subindustry, Main Street Capital'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.


Main Street Capital Cyclically Adjusted PB Ratio vs Asset Management Industry

For the Asset Management industry and Financial Services sector, Main Street Capital's Cyclically Adjusted PB Ratio distribution charts can be found below:

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


HAM:13M
63GF Score
Main Street Capital Corp HAM:13M
Cyclically Adjusted PB Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Main Street Capital 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.

Main Street Capital's Cyclically Adjusted PB Ratio for today is calculated as

Cyclically Adjusted PB Ratio=Share Price/ Cyclically Adjusted Book per Share
=47.90/26.22
=1.83

* 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.

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

For example, Main Street Capital'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)
=28.944/330.2130*330.2130
=28.944

Current CPI (Mar. 2026) = 330.2130.

Main Street Capital Quarterly Data

Book Value per Share CPI Adj_Book
201606 18.814 241.018 25.777
201609 19.274 241.428 26.362
201612 20.971 241.432 28.683
201703 20.985 243.801 28.423
201706 20.145 244.955 27.157
201709 19.341 246.819 25.876
201712 19.884 246.524 26.634
201803 19.202 249.554 25.408
201806 20.512 251.989 26.879
201809 21.163 252.439 27.683
201812 21.178 251.233 27.836
201903 21.612 254.202 28.074
201906 21.395 256.143 27.582
201909 21.973 256.759 28.259
201912 21.524 256.974 27.658
202003 18.759 258.115 23.999
202006 18.516 257.797 23.717
202009 18.270 260.280 23.179
202012 18.399 260.474 23.325
202103 19.025 264.877 23.718
202106 19.440 271.696 23.627
202109 20.645 274.310 24.852
202112 22.392 278.802 26.521
202203 23.546 287.504 27.044
202206 24.020 296.311 26.768
202209 26.252 296.808 29.207
202212 25.368 296.797 28.224
202303 25.443 301.836 27.835
202306 25.687 305.109 27.800
202309 26.548 307.789 28.482
202312 26.780 306.746 28.829
202403 27.186 312.332 28.742
202406 27.681 314.175 29.094
202409 27.547 315.301 28.850
202412 30.226 315.605 31.625
202503 29.631 319.799 30.596
202506 28.010 322.561 28.674
202509 27.924 324.800 28.389
202512 28.461 324.054 29.002
202603 28.944 330.213 28.944

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 1.83 mean?
Main Street Capital (HAM:13M) has a Cyclically Adjusted PB Ratio of 1.83 as of Jul. 30, 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 Main Street Capital and its competitors. This is near median its historical median of 1.83. Over the past decade, Main Street Capital's Cyclically Adjusted PB Ratio has ranged from 0.80 to 2.27. According to the industry distribution chart, Main Street Capital ranks #827 out of 999 companies in the Asset Management industry, placing it in the top 82.8%.
Is Main Street Capital's Cyclically Adjusted PB Ratio too high?
Main Street Capital's current Cyclically Adjusted PB Ratio of 1.83 is near median its 10-year median of 1.83. Over the past 10 years, this metric has ranged from a low of 0.80 to a high of 2.27. The Asset Management industry median Cyclically Adjusted PB Ratio is 0.84. Main Street Capital's value of 1.83 is 117.9% above this industry median. Based on the distribution chart, Main Street Capital ranks #827 out of 999 companies in the Asset Management industry, which is in the bottom quartile relative to peers. Overall, Main Street Capital has a GF Score™ of 63/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Main Street Capital's Cyclically Adjusted PB Ratio compare to HASI and OTF?
According to the Asset Management industry distribution chart, Main Street Capital ranks #827 out of 999 companies for Cyclically Adjusted PB Ratio. This places Main Street Capital in the lower half of its industry. The industry median Cyclically Adjusted PB Ratio is 0.84. Main Street Capital's value of 1.83 is 117.9% above this benchmark. Historically, Main Street Capital's own Cyclically Adjusted PB Ratio has ranged from 0.80 to 2.27 over the past decade. While the company's 10-year median is 1.83 vs. the industry median of 0.84, Main Street Capital 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 Asset Management company?
The median Cyclically Adjusted PB Ratio among Asset Management companies is 0.84, based on 999 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. Main Street Capital's current Cyclically Adjusted PB Ratio of 1.83 is 117.9% 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 Main Street Capital and its competitors. For the Asset Management industry, the median Cyclically Adjusted PB Ratio is 0.84 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Main Street Capital's current Cyclically Adjusted PB Ratio is 1.83, which is near median its own 10-year median of 1.83. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Main Street Capital stock overvalued right now?
Based on GuruFocus' analysis, Main Street Capital (HAM:13M) is currently considered Fairly Valued. The stock's GF Value™ is €43.66, compared to a current price of €47.90 — trading 9.7% above its estimated fair value. The current Cyclically Adjusted PB Ratio is 1.83, which is near median its 10-year median of 1.83 and 117.9% above the Asset Management industry median of 0.84. Main Street Capital's overall GF Score™ is 63/100 with 10 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 Main Street Capital (HAM:13M), the current Cyclically Adjusted PB Ratio is 1.83 as of Jul. 30, 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 Main Street Capital (HAM:13M) Overvalued in 2026?

Based on GuruFocus' analysis, Main Street Capital stock appears to be overvalued. The current stock price of €47.90 is trading 9.7% above its estimated GF Value™ of €43.66. GuruFocus considers Main Street Capital to be Fairly Valued.

Key valuation signals for HAM:13M:

  • Cyclically Adjusted PB Ratio: 1.83 (near median its 10-year median of 1.83)
  • GF Value™: €43.66 vs. price of €47.90 (9.7% above fair value)
  • GF Score™: 63/100 with 10 warning signs
  • Industry Position: 117.9% above the Asset Management median (#827 of 999)

No single metric tells the full story. See the HAM:13M stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Main Street Capital Business Description

Other Exchanges MAIN:USA0JXQ:UK13M:Germany
Address 1300 Post Oak Boulevard, 8th Floor, Houston, TX, USA, 77056
Main Street Capital Corp is a principal investment firm focused on providing customized long-term debt and equity capital solutions to lower middle market ("LMM") companies and debt capital to private ("Private Loan") companies owned by or in the process of being acquired by a private equity fund. The group invests principally in secured debt investments, equity investments, warrants, and other securities of LMM companies, typically based in the U.S. The company operates as a single segment with a principal investment objective to maximize total return by generating current income from debt investments and current income and capital appreciation from equity and equity-related investments.
63GF Score

Get the complete analysis for HAM:13M

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

€47.90
Price
€43.66
GF Value