VOLUME 2 · CHAPTER 5 OF 7

Investing in Line with Your Values

The difference between exclusion, ESG, thematic, engagement and impact investing, what is known about their returns, how to check a fund and its fees, and how to write values into trusts and family giving.

6 min readStrategies1 worked examplesupdated 2026-10-01
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Many people want what they own, and what they leave behind, to reflect what they care about. The difficulty is that the labels on investment products, such as sustainable, ESG, responsible and impact, are used loosely, cost different amounts, and describe very different strategies. Some change little about where money goes; a few change a lot. This chapter sorts the approaches by what they actually do, explains what is known about their returns and costs, and shows how to build values into a portfolio and an estate plan without paying for a label.

Five approaches that get called "values-based"

Exclusion (negative screening). The fund leaves out companies in chosen industries, such as tobacco, weapons or fossil fuel producers, and otherwise tracks the market. It changes what you own, not what the companies do, and it is cheap to run, so low-cost versions exist.

ESG integration. The manager considers environmental, social and governance factors as risks and opportunities alongside ordinary financial analysis. The holdings may look much like a normal fund's. This is a method of analysis, not a promise of impact.

Thematic funds. The fund concentrates in a theme, such as clean energy, water or healthcare access. Concentration means higher volatility than the broad market, and themes that become popular can be expensive to buy.

Shareholder engagement. Owners use their votes and their voice to press companies to change. Every US mutual fund and ETF must publish how it voted on shareholder proposals each year, on Form N-PX, so you can check whether a fund's votes match its marketing.

Impact investing. Money goes to an enterprise or project with the stated intention of a measurable social or environmental result alongside a financial return. Examples include community development loan funds, deposits at community development banks and credit unions, green and social bonds, and private funds that finance affordable housing or small businesses. Here your money can make something happen that otherwise might not, but the investments are often less liquid, and some intentionally accept a lower return.

A useful question for any product: if this fund did not exist, would anything in the world be different? For an exclusion index fund, mostly not; you are choosing what to own. For a loan to a community lender in an underserved area, possibly yes.

What is known about returns

Decades of research on screened and ESG portfolios have not found a reliable return premium or a reliable penalty. Results depend on the period studied, on which sectors happened to be excluded during a boom or a slump, and on how ESG is defined, since ratings from different providers often disagree about the same company. Two things are predictable. The more a portfolio differs from the market, the more its returns will differ too, in both directions, and you should expect years of lagging. And costs are certain, while any return advantage is not.

Impact investments that target a below-market return are closer to a blend of investing and giving. That can be a sound choice, but it belongs in the plan as a deliberate trade, not a surprise.

Labels, rules and how to check a fund

Regulation is catching up. The SEC amended its rule on fund names in 2023, so that a fund whose name suggests a focus, including terms such as ESG or sustainable, must generally invest at least 80% of its assets in line with that name; the compliance dates were later pushed back to 2026, with larger fund groups first. Even so, the rule does not define what counts as sustainable. You still have to read what the fund holds.

Before buying, check four things:

  1. The holdings list. Fund websites publish it. Look at the ten largest positions and see whether they match what the name suggests.
  2. The exclusion and selection rules in the prospectus. Vague language such as "considers ESG factors" means little.
  3. The proxy voting record, on Form N-PX, for funds that claim to engage.
  4. The expense ratio, compared with a plain index fund covering the same market.

Fees: the part you can control

Values-based funds range from index funds priced close to ordinary ones to actively managed funds charging several times more. The difference compounds.

A $500,000 PORTFOLIO OVER 20 YEARS AT TWO YEARLY FEES
Balance today
$500,000
Added per month
$0
Years
20
Return before fees
7.0%
Low fee
0.2%
High fee
0.9%
Balance at the low fee
$1,863,782
Balance at the high fee
$1,634,096
What the higher fee costs
$229,685
Computed by the same engine as the calculators. Change the inputs there to see your own.

A $500,000 portfolio earning 7.0% before costs grows to about $1,863,782 over 20 years at a fee of 0.2%, and to about $1,634,096 at 0.9%. The higher fee costs $229,685. If the expensive fund's holdings look much like the cheap one's, that is the price of the label. If the money is doing something a cheap fund cannot, such as lending into communities that banks avoid, the cost may be worth it, but it should be a choice. The investment fee calculator runs the same comparison with your own figures.

A practical structure many families use is a core and a satellite: a low-cost core of broad or screened index funds holding most of the money, and a smaller satellite of thematic or direct impact investments where the values work is concentrated. The satellite's size is set by how much tracking difference, illiquidity and possible lower return you are willing to accept.

Community investing for ordinary savers

Impact investing is not only for the wealthy. Certified community development financial institutions (CDFIs), certified by the Treasury Department's CDFI Fund, lend in low-income and underserved areas. Many are banks or credit unions whose deposits and certificates carry the same federal deposit insurance as any other bank or credit union, up to the standard limits. Keeping part of an emergency fund or a certificate ladder at one is a values choice with almost no financial cost, as long as the rate is competitive. Some CDFI loan funds also offer notes to individual investors; these are not insured, and you should read the offering documents for the risk of loss.

Building values into the estate plan

Through giving. Many donor-advised fund sponsors offer impact investment pools, so money waiting to be granted can be invested in line with the same values. A private foundation can make mission-related investments from its endowment, and program-related investments, such as a below-market loan to a nonprofit, which count toward the foundation's required yearly payout. Chapter 4 compares these vehicles.

Through trusts. A trustee has a legal duty to invest prudently for the beneficiaries, under the prudent investor rule adopted in some form by nearly every state. A trustee who gives up return for values without authority can be challenged. If you want a trust to invest by certain values, say so in the trust document and say how much flexibility the trustee has. State trust law differs, so have an attorney draft this language.

Through the family. An investment policy statement, written for the family's portfolio or a trust, can record the values, the exclusions and the target share for impact investments. It gives heirs and trustees something more concrete than "invest responsibly", and it can be revisited at family meetings, which chapter 6 covers.

Tax-favoured routes exist but are specialized. Qualified Opportunity Funds, which invest in designated low-income areas, can defer and reduce tax on capital gains; the 2025 tax law made the program permanent with new rules and new zone designations starting in 2027. Check the IRS opportunity zones page and get tax advice before relying on it.

YOUR NEXT STEPSDo this now
  1. Write down two or three issues you care about most, and whether you want to avoid harm (exclusion), push for change (engagement), or fund solutions (impact).
  2. Pull up each values-labelled fund you own, read its ten largest holdings, and compare its expense ratio with a plain index fund in the investment fee calculator.
  3. Decide on a core and satellite split and write it down, including the most you are willing to put in less liquid investments.
  4. Look up a federally insured CDFI bank or credit union through the CDFI Fund's list and compare its savings or certificate rates with your current bank.
  5. If you have or plan a trust or a foundation, add a short statement of investment values and ask your attorney to give the trustee clear authority to follow it.

Investment results are uncertain and these examples use steady assumed returns. Trust law varies by state. This is not personal financial advice and not legal advice.

KEY TERMS
Donor-advised fund
SOURCES
  • Investment Company Names, final rule (Release No. IC-35000). U.S. Securities and Exchange Commission, 2023.
  • CDFI Fund. U.S. Department of the Treasury.
  • Opportunity zones. Internal Revenue Service.
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