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Definition

Responsible Investing

Responsible investing considers environmental, social and governance information when investors allocate capital, manage holdings and use their influence to pursue stated financial objectives and, where applicable, sustainability objectives.

What is responsible investing?

Responsible investing considers sustainability and governance factors when making and managing investments. The Principles for Responsible Investment (PRI) says it aims to protect and enhance long-term value for clients and beneficiaries and may also pursue sustainability objectives.

Why does responsible investing matter to you?

A material issue, meaning one that could change an investment's value, can alter forecasts, price, terms or approval. A company under review should expect the investor to ask for evidence of the issue, its financial exposure, who owns the response and how the problem will be fixed.

How does responsible investing work?

PRI, CFA Institute and the Global Sustainable Investment Alliance describe five approaches. Screening applies rules that permit or exclude investments. Environmental, social and governance (ESG) integration considers material ESG factors in analysis and decisions. Thematic investing selects assets tied to a specified trend. Stewardship uses investor rights and influence to protect or enhance value. Impact investing seeks a positive, measurable environmental or social result alongside a financial return. Investors may combine approaches.

During underwriting, meaning the investor's pre-deal analysis, the investor records a material issue in the investment-committee paper and adds it to the financial model when the effect can be estimated. If the investment proceeds, deal terms or the ownership plan state what happens next.

What mistakes should you avoid?

  • Treating every ESG data request as stewardship.
  • Recording a risk without changing analysis, decision or ownership plan.
  • Calling exclusion the only responsible-investing approach.
  • Calling an investment impact investing without an intended, measurable result.

Does responsible investing always exclude companies?

No. Exclusion is one form of screening. An investor may remain invested after considering a risk, then use stewardship to seek a defined change.

Is responsible investing the same as impact investing?

No. Impact investing is one approach within the wider field. It requires an intention to generate a positive, measurable environmental or social result alongside a financial return.

Example

Assume a private equity investor is underwriting a hypothetical food processor. Due diligence finds repeated wastewater-permit breaches. The deal team treats the issue as material because a treatment upgrade and possible production stoppages could change expected cash flow.

The team adds the estimated upgrade cost and downtime to its model. The investment committee approves the deal only if the documents require a board-approved remediation plan after closing. Once invested, the investor uses its board seat to approve the plan, reviews permit status and completion evidence each quarter, and escalates missed milestones to the board. This is stewardship because the investor uses ownership influence to seek a change. The PRI private-equity stewardship guide distinguishes such action from data collection alone.

Where it comes up

PRI private-equity deal-team documentation, presentations and key performance indicators include an ESG risk assessmentPRI Stewardship in Private Equity, p. 15Official sourcePRI private-equity due diligence and deal documentation set up holding-period engagement and escalationPRI Stewardship in Private Equity, executive summary, p. 6Official source

Related terms

ESG

Environmental, social and governance (ESG) groups the evidence a company provides about its environmental effects, treatment of people and business oversight when investors, customers or rating providers ask.

Materiality

Materiality is the test a company uses to decide which sustainability topics matter enough to manage or report because they could affect its finances, reflect significant impacts on people or the environment, or both.

Green Bonds

A green bond is a bond whose proceeds are reserved for eligible projects with environmental benefits; the label applies to the financing, not automatically to the issuer's whole business.

Greenwashing

Greenwashing is a false or misleading environmental message that makes a product, service, investment, or business appear more beneficial or less harmful to the environment than the evidence supports.

Sustainability Reporting

Sustainability reporting is the process of publishing evidence-backed information about a company's environmental, social, and governance impacts, risks, opportunities, policies, targets, and performance for a defined period and business boundary.

ESG investment due diligence

ESG investment due diligence is a pre-deal review of material environmental, social and governance risks, opportunities, liabilities, controls and management capacity that could change an investment's valuation, terms, approval or ownership plan.

Sources

Sources checked 2026-08-18

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Responsible Investing Definition | Keslio