
Market Perspectives May 2025
With financial markets highly volatile, discover what might lie ahead for investors this year in May’s edition of Market Perspectives, the monthly investment strategy update from Barclays Private Bank.
Investing sustainably
02 May 2025
Damian Payiatakis, London UK, Head of Sustainable and Impact Investing
Please note: This article is designed to be thought leadership content, to offer big picture views and analysis of interesting issues and trends that matter to our clients. It is not designed to be taken as the preferred view from Barclays Private Bank, expert advice, investment advice or a recommendation, and any reference to specific companies is therefore not an opinion as to their present or future value or broader credentials (ESG or otherwise). Reliance upon any of the information in this article is at the sole discretion of the reader. Some of the views and issues discussed in this article may derive from third-party research or data which is relied upon by Barclays Private Bank and may not have been validated. Such research and data are made available as additional information for the reader where appropriate.
If investing successfully requires using the best tools to target your desired returns and outcomes, then sustainable investing should be part of your toolbox.
Despite its merits, many investors have hesitated to embrace sustainable investing due to confusing jargon or concerns about portfolio implications. Choosing not to use this approach may mean missing some of the benefits it can offer, both financially and impact.
Inaccurate media headlines, political rhetoric and marketing materials add to the confusion for investors. Terms like 'ethical', 'impact', 'ESG' and 'SRI' are all often used interchangeably, disregarding their distinct meanings. Sustainable investing can be mistakenly treated as a single, uniform idea. It is not.
In the first of a two-part series on the subject, we clarify three distinct sustainable investing approaches and what they could bring to your portfolio.
Elements of sustainable investing have existed for many years, but the field has crystallised over the past two decades. Despite rapid adoption, it has suffered from the lack of a universally accepted or understood language.
That said, investors don’t need to wait for an industry consensus. By understanding the fundamentals of three distinct approaches to sustainable investing, you can take greater control of your portfolio.
For centuries, ethical investing has shaped investors’ portfolios with pre-determined values or beliefs by preventing their capital from being invested in specific activities they deem to be 'wrong'. This approach enables them to apply their personal, religious or universal views to their investment portfolio.
In practice, the approach establishes criteria about specific activities an investor does not want to fund, and stops them from entering their investment universe. Common exclusions include tobacco, gambling or adult entertainment.
Importantly, investors’ motivations are inherently personal. Investors may hold different, even opposing, beliefs; yet they are all individually valid. Moreover, excluding sectors may mean forgoing potential returns if those sectors outperform. However, for an investor, following their ethics may be more important than any financial gain.
Responsible investing seeks to improve the investment process, and by extension financial performance, by incorporating non-financial factors into decision-making and actively exercising stewardship of assets.
Formally launched in 2006 with the Principles for Responsible Investing, this approach recognises that material, sustainability-related risks from the wider world can directly affect financial performance.
It centres on analysing internal operating practices, categorised into environmental, social and governance (ESG) dimensions, each supported by metrics, data and insights. Additionally, it involves voting and engaging management to influence corporate behaviour on these issues.
The core thesis is straightforward: companies at risk from, or that poorly manage, material ESG factors are likely to underperform their peers. Unfortunately, the initialism ESG has been widely, and incorrectly, used as a generic label for all sustainable investing.
This obscures its original and continuing purpose: to improve long-term investment performance in line with fiduciary duty. These potential benefits are why we highlighted it in Navigating stormy markets with ESG factors to help investors during the expected volatile market conditions ahead.
Impact investing begins with a fundamental recognition that every enterprise, and therefore every investment, affects people and the planet. These effects can be large or small, positive or negative, intended or unintended.
Based on this premise, it seeks to help investors to allocate funds with the intention to generate positive, measurable social and environmental impact alongside a financial return. This approach goes beyond considering how external factors affect investments to also include how investors, and their capital, can shape the world.
Practically, its primary focus is to invest into commercial solutions to the vast range of social or environmental issues. In addition, investors can narrow the focus on geographies, communities and desired impact timeframes or scales.
With impact investing, objectives always blend financial and impact aims; though investors can shift their relative importance for specific investments or portfolio allocations. So, while some investors may occasionally prioritise impact outcomes over financial returns, a conscious consideration of both dimensions occurs throughout the investment process.
This dual focus allows for more precise allocation and selection of investments to achieve specific financial and impact priorities.
The table below summarises the key elements of the approaches.
Ethical investing | Responsible investing | Impact investing | |
Common motivations |
|
|
|
Core action(s) | Using personal values or beliefs to pre-determine a set of companies, sectors or practices to exclude from being considered for investment | Incorporating ESG factors into the investment process and exercise voting and engagement rights from holding investments | Having a clear intention to allocate capital to make a positive social or environmental impact alongside financial returns |
Financial implications | Willingness to forgo returns if excluded sectors outperform | Seek long-term outperformance and fulfil fiduciary duty | Dual aim for financial returns and positive impact, though priorities can vary |
Goals of approach | Align portfolio with personal, religious or universally held values and avoid financing harmful activities | Improve financial performance by enhancing selection and stewardship of holdings | Catalyse solutions to pressing global issues to generate real-world results and investment gains |
Additionally, investors should appreciate:
Understanding these approaches ensures your investment strategy can reflect both your financial aims and broader values.
To leverage these different approaches effectively:
Sustainable investing is not a passing trend; rather it is a fundamental evolution in investing. This article provides a primer to help you select the best approach(es) for your financial and impact objectives. A follow-up one to this will further clarify how these approaches operate in practice.
This framework can be shared with your advisers, family or peers to develop a consistent, shared understanding about sustainable investing and how it can help you to achieve your aims, whether financially or for the planet.
With financial markets highly volatile, discover what might lie ahead for investors this year in May’s edition of Market Perspectives, the monthly investment strategy update from Barclays Private Bank.
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