How ESG Diversity and Inclusion Increases Alpha and Sharpe Ratios

Gibran Registe-Charles
6 min readDec 29, 2022

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How ESG Diversity and Inclusion Increases Alpha and Sharpe Ratios

Introduction

Alpha and the Sharpe ratio are important metrics that can help investors evaluate the performance of their portfolios.

Alpha is a measure of a portfolio’s excess return compared to a benchmark index. It represents the portion of the portfolio’s return that is due to the portfolio manager’s skill, rather than the overall market performance. A positive alpha indicates that the portfolio has outperformed the benchmark, while a negative alpha indicates underperformance.

The Sharpe ratio is a measure of risk-adjusted return. It compares the expected return of a portfolio to the risk-free rate of return, such as the return on a U.S. Treasury bond. A higher Sharpe ratio indicates a better risk-adjusted return, meaning that the portfolio has generated a higher return for the level of risk taken.

Both alpha and the Sharpe ratio are important metrics for evaluating portfolio performance, as they provide insights into the relative performance of a portfolio and the efficiency of the portfolio manager in generating returns. By considering these metrics, investors can make informed decisions about the potential risks and returns of their investments.

The financial benefits of ESG diversity and inclusion

There is a growing body of research showing the financial benefits of ESG diversity and inclusion in investing. Studies have found that companies with diverse and inclusive cultures tend to outperform their peers financially.

One study conducted by McKinsey & Company found that companies in the top quartile for gender diversity on executive teams were 25% more likely to have above-average profitability than companies in the bottom quartile. Similarly, a study by Peterson Institute for International Economics found that companies with more diverse boards of directors had higher returns on assets and equity.

There are several reasons why diverse and inclusive companies may outperform financially. For one, diverse perspectives can lead to better decision-making and problem-solving, which can drive improved financial performance. Additionally, diverse and inclusive companies may have a wider pool of talent to draw from, which can lead to a more innovative and productive workforce.

There are many examples of companies that have outperformed due to their diversity and inclusion efforts. For instance, Intel achieved significant business benefits as a result of its diversity and inclusion initiatives, including increased innovation and market share. Similarly, Johnson & Johnson has consistently been recognized as one of the most diverse and inclusive companies in the world and has outperformed the S&P 500 index consistently over the past decade.

The role of ESG diversity and inclusion in increasing alpha:

This refers to the potential for diverse and inclusive companies to outperform their peers and generate higher returns.

Alpha is a measure of a portfolio’s excess return compared to a benchmark index. It represents the portion of the portfolio’s return that is due to the portfolio manager’s skill, rather than the overall market performance. A positive alpha indicates that the portfolio has outperformed the benchmark, while a negative alpha indicates underperformance.

The role of ESG diversity and inclusion in increasing alpha refers to the potential for diverse and inclusive companies to outperform their peers and generate higher returns, thereby contributing to the overall outperformance of the portfolio compared to a benchmark index.

There are several ways in which diverse and inclusive companies may have an advantage in generating higher returns. For one, diverse perspectives can lead to better decision-making and problem-solving, which can drive improved financial performance. This is because diverse teams tend to be more innovative and come up with more creative solutions to problems. In addition, diverse and inclusive companies may have a wider pool of talent to draw from, which can lead to a more productive workforce.

There is also evidence to suggest that diverse and inclusive companies may be better positioned to weather market downturns and volatility. A study by MSCI found that companies with strong ESG practices, including diversity and inclusion, outperformed their peers during the COVID-19 pandemic. This suggests that these companies may be more resilient in times of economic uncertainty, which can lead to higher returns for investors.

Incorporating diverse and inclusive companies into a portfolio can therefore contribute to the overall outperformance of the portfolio, resulting in a higher alpha. This is particularly important for investors who are seeking to outperform a benchmark index or achieve above-average returns.

It’s worth noting that incorporating ESG diversity and inclusion into a portfolio does not guarantee higher returns. However, the evidence suggests that these investments can be a key driver of financial performance for companies, making them an important factor for investors to consider when building a portfolio. By carefully researching and selecting diverse and inclusive investment options, investors may be able to increase the alpha of their portfolio and achieve higher returns.

The role of ESG diversity and inclusion in increasing the Sharpe ratio refers to the potential for these investments to improve the risk-adjusted return of a portfolio.

One way in which diverse and inclusive companies may be better positioned to weather market downturns and volatility is through their strong risk management practices. Companies with diverse leadership teams and a culture of inclusion may be more likely to have robust risk management systems in place, which can help them navigate challenging market conditions.

The potential for ESG diversity and inclusion to increase the Sharpe ratio of a portfolio refers to the ability of these investments to improve the risk-adjusted return of the portfolio. By including diverse and inclusive companies in a portfolio, investors may be able to achieve a higher return for the level of risk taken, resulting in an improved Sharpe ratio.

There are many case studies of portfolios that have demonstrated improved alpha and Sharpe ratio due to their inclusion of ESG diversity and inclusion.

Here are a few examples:

  1. A study by MSCI found that a global equity portfolio with a strong focus on ESG factors, including diversity and inclusion, outperformed a comparable benchmark index over a ten-year period. The ESG portfolio had a higher alpha and a higher Sharpe ratio, indicating superior financial performance and risk-adjusted return.
  2. A study by the University of Cambridge found that a portfolio of companies with high scores for diversity and inclusion outperformed a comparable benchmark index over a five-year period. The diverse and inclusive portfolio had a higher alpha and a higher Sharpe ratio, indicating superior financial performance and risk-adjusted return.
  3. A case study by BlackRock found that a portfolio of companies with strong ESG practices, including diversity and inclusion, outperformed a comparable benchmark index over a five-year period. The ESG portfolio had a higher alpha and a higher Sharpe ratio, indicating superior financial performance and risk-adjusted return.

These case studies demonstrate the potential for portfolios incorporating ESG diversity and inclusion to achieve improved alpha and Sharpe ratio compared to benchmark indices. By carefully selecting diverse and inclusive investments, investors may be able to achieve superior financial performance and risk-adjusted return.

In conclusion, the evidence suggests that ESG diversity and inclusion can be a key driver of financial performance for companies, making it an important factor for investors to consider when building a portfolio. By incorporating these investments into a portfolio, investors may be able to improve both alpha and Sharpe ratio, resulting in superior financial performance and risk-adjusted return.

Gibran Registe-Charles is the ESG Director and CEO and Founder of Urban Edge Capital an ESG D&I hedge fund

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Gibran Registe-Charles
Gibran Registe-Charles

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