Sao Martinho (BSP:SMTO3) ROE % Adjusted to Book Value: 10.14% (As of Mar. 2026)

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.

BSP:SMTO3 Sao Martinho SA BSP:SMTO3
83 GF Score
Price R$16.12
GF Value R$25.49
Valuation Possible Value Trap
! 8 Warning Signs
View Full Analysis

What is Sao Martinho ROE % Adjusted to Book Value?

Sao Martinho BSP:SMTO3 -1.53% 83 ROE % Adjusted to Book Value is 10.14% as of Mar. 2026. GuruFocus rates BSP:SMTO3 with a GF Score™ of 83/100 and a GF Value™ of R$25.49 (Possible Value Trap). The stock has 8 warning signs investors should review.

Sao Martinho's ROE % for the quarter that ended in Mar. 2026 was 9.43%. Sao Martinho's PB Ratio for the quarter that ended in Mar. 2026 was 0.93. Sao Martinho's ROE % Adjusted to Book Value for the quarter that ended in Mar. 2026 was 10.14%.

Sao Martinho ROE % Adjusted to Book Value Related Terms

Sao Martinho ROE % Adjusted to Book Value Historical Data

* Premium members only.

The historical data trend for Sao Martinho's ROE % Adjusted to Book Value 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.

Sao Martinho ROE % Adjusted to Book Value Chart

Sao Martinho Annual Data
Trend Mar17 Mar18 Mar19 Mar20 Mar21 Mar22 Mar23 Mar24 Mar25 Mar26
ROE % Adjusted to Book Value
Get a 7-Day Free Trial Premium Member Only Premium Member Only 11.01 11.45 14.81 8.05 12.78

Sao Martinho Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
ROE % Adjusted to Book Value 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 6.24 4.45 12.38 35.48 10.14

BSP:SMTO3 vs LIN, SHW, ECL: ROE % Adjusted to Book Value Comparison

For the Specialty Chemicals subindustry, Sao Martinho's ROE % Adjusted to Book Value, along with its competitors' market caps and ROE % Adjusted to Book Value 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.

Sao Martinho ROE % Adjusted to Book Value vs Chemicals Industry

For the Chemicals industry and Basic Materials sector, Sao Martinho's ROE % Adjusted to Book Value distribution charts can be found below:

* The bar in red indicates where Sao Martinho's ROE % Adjusted to Book Value falls into.


BSP:SMTO3
83GF Score
Sao Martinho SA BSP:SMTO3
ROE % Adjusted to Book Value is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Sao Martinho ROE % Adjusted to Book Value Calculation

Sao Martinho's ROE % Adjusted to Book Value for the fiscal year that ended in Mar. 2026 is calculated as

ROE % Adjusted to Book Value=ROE % / PB Ratio
=11.89% / 0.93
=12.78%

Sao Martinho's ROE % Adjusted to Book Value for the quarter that ended in Mar. 2026 is calculated as

ROE % Adjusted to Book Value=ROE % / PB Ratio
=9.43% / 0.93
=10.14%

* 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.

What does a ROE % Adjusted to Book Value of 10.14% mean?
Sao Martinho (BSP:SMTO3) has a ROE % Adjusted to Book Value of 10.14% as of Mar. 2026. Return on equity adjusted to book is the ratio of return on equity to price-book ratio. View historical data on Sao Martinho and its competitors.
Is Sao Martinho's ROE % Adjusted to Book Value too high?
Sao Martinho's current ROE % Adjusted to Book Value is 10.14%. Overall, Sao Martinho has a GF Score™ of 83/100 and is considered Possible Value Trap, reflecting its overall financial health beyond just this single metric.
How does Sao Martinho's ROE % Adjusted to Book Value compare to LIN and SHW?
Sao Martinho's ROE % Adjusted to Book Value of 10.14% can be compared against companies in the Chemicals industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good ROE % Adjusted to Book Value for a Chemicals company?
A good ROE % Adjusted to Book Value depends on the Chemicals industry context. However, ROE % Adjusted to Book Value 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 ROE % Adjusted to Book Value mean?
A high ROE % Adjusted to Book Value can signal that a stock is expensive relative to its fundamentals. Return on equity adjusted to book is the ratio of return on equity to price-book ratio. View historical data on Sao Martinho and its competitors. Sao Martinho's current ROE % Adjusted to Book Value is 10.14%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Sao Martinho stock overvalued right now?
Based on GuruFocus' analysis, Sao Martinho (BSP:SMTO3) is currently considered Possible Value Trap. The stock's GF Value™ is R$25.49, compared to a current price of R$16.12 — trading 36.8% below its estimated fair value. The current ROE % Adjusted to Book Value is 10.14%. Sao Martinho's overall GF Score™ is 83/100 with 8 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is ROE % Adjusted to Book Value calculated?
ROE % Adjusted to Book Value is calculated from a company's financial statements. For Sao Martinho (BSP:SMTO3), the current ROE % Adjusted to Book Value is 10.14% as of Mar. 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 Sao Martinho (BSP:SMTO3) Overvalued in 2026?

Based on GuruFocus' analysis, Sao Martinho stock appears to be undervalued. The current stock price of R$16.12 is trading 36.8% below its estimated GF Value™ of R$25.49. GuruFocus considers Sao Martinho to be Possible Value Trap.

Key valuation signals for BSP:SMTO3:

  • ROE % Adjusted to Book Value: 10.14%
  • GF Value™: R$25.49 vs. price of R$16.12 (36.8% below fair value)
  • GF Score™: 83/100 with 8 warning signs

No single metric tells the full story. See the BSP:SMTO3 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

Sao Martinho Business Description

Address Fazenda Sao Martinho, Pradopolis, SP, BRA, CEP 14850-000
Sao Martinho SA operates the following segments: sugar, ethanol, electricity, real estate ventures, Yeast, and other products. Sales of sugar and ethanol, both of which the company produces with sugar cane, comprise the vast majority of the company's revenue. Sao Martinho produces sugar and ethanol in its four Brazilian mills. The company derives its sugar cane mostly from its own plantations, agricultural partnerships, shareholders, and related companies. Sao Martinho exports most of its sugar, and it sells most of its ethanol domestically.
83GF Score

Get the complete analysis for BSP:SMTO3

ROE % Adjusted to Book Value is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

R$16.12
Price
R$25.49
GF Value