The difference between SEC yield and distribution yield comes down to what each number is counting. The SEC yield is a standardized estimate of the net investment income a fund is currently earning, measured over a 30-day window and reported after expenses. The distribution yield adds up every cash payment the fund actually made to shareholders over the past 12 months and divides by today’s share price. Because those past payments often include capital gains and sometimes a return of your own principal, the distribution yield can look generous even when the fund’s underlying income has dropped. If you are picking a fund for reliable income, the SEC yield is the honest number. If you are reconciling what landed in your account last year, the distribution yield is the receipt.
What the SEC Yield Actually Captures
The SEC yield exists so investors can compare funds on equal footing. The Securities and Exchange Commission does not require a fund to publish a yield at all, but if a fund advertises one, federal securities law requires the standardized formula.1U.S. Securities and Exchange Commission. SEC Yield for Funds That Invest Significantly in TIPS
The number reflects interest and dividends earned by the fund’s holdings over a trailing 30-day period, minus the fund’s operating expenses, annualized and expressed as a percentage of the maximum offering price on the last day of that period.2U.S. Securities and Exchange Commission. Form N-1A Capital gains, realized or unrealized, are excluded. That exclusion is the whole point of the metric: it isolates the recurring income the portfolio produces and leaves out one-time windfalls from asset sales.
For bond funds, the SEC yield also factors in the amortization of premiums and the accretion of discounts. A bond bought above face value has its premium written down over time, which lowers reported income. A bond bought at a discount sees that discount accreted upward. The result is closer to a yield-to-maturity measure than a simple coupon average, giving a more realistic sense of what you will earn as the bonds in the portfolio approach maturity.
Two features of the formula are worth knowing. First, expenses come out of the numerator, so the SEC yield is always net of the fund’s expense ratio. Identical holdings with higher fees produce a lower SEC yield. Second, many sponsors temporarily waive fees to make a fund look more competitive, which boosts the reported yield. Some fund companies publish both a “subsidized” and an “unsubsidized” SEC yield; the second shows what you would be earning once the waiver expires. Check the prospectus for the waiver’s expiration date before building a plan around the headline number.
What the Distribution Yield Actually Captures
The distribution yield looks backward. It sums every cash payment a fund made to shareholders over the past 12 months and divides by the current share price. The answer tells you what the fund paid out last year relative to what a share costs today.
Unlike the SEC yield, this calculation is not standardized. Different fund companies and data providers include different things in the numerator. Some count all distributions: income dividends, short-term capital gains, and long-term capital gains. Others strip the capital gains out and count only income dividends. Schwab Asset Management, for example, excludes all capital gains from its trailing distribution yield, while other issuers include them. Before comparing distribution yields across providers, confirm what each number includes.
Capital gains distributions are usually why a fund’s distribution yield looks higher than its SEC yield. An actively managed equity fund that sold appreciated stocks during a strong year may distribute substantial long-term gains at year-end. Those gains inflate the trailing 12-month payout but say nothing about what the fund will pay next year. A distribution yield padded by capital gains is not evidence of strong income generation; it is a side effect of portfolio turnover and market conditions that may not repeat.
Return of Capital Can Inflate the Number
Some funds also distribute what is called return of capital, which is not income at all. It is a portion of your own invested money being handed back to you. Return of capital is generally not taxable when received, but it reduces your cost basis in the shares. Once your basis reaches zero, further return of capital becomes taxable capital gains.3Internal Revenue Service. Topic No. 404, Dividends and Other Corporate Distributions A fund whose distribution yield is partly fueled by return of capital is giving you your own money back and calling it a payout. That is a slow liquidation of your investment, not income.
Why the Two Yields Diverge
The gap between a fund’s SEC yield and its distribution yield tells you something concrete. When the two sit close together, most of the fund’s payouts are coming from genuine investment income. When the distribution yield is well above the SEC yield, something else is driving the cash.
The usual culprits are large realized capital gains and return of capital. A fund might show a 2% SEC yield and a 5% distribution yield, with the three-point difference coming entirely from a one-time capital gains payout after a strong year. That gap is a warning for anyone counting on the higher figure to persist. The SEC yield is the better predictor of next year’s income. The distribution yield is a receipt for last year’s cash flow.
Actively managed equity funds and high-turnover sector ETFs tend to show the widest divergence. Index funds and buy-and-hold bond funds tend to show a narrower gap because they realize fewer capital gains. If you are comparing two bond funds in the same category and one has a distribution yield far above its SEC yield, dig into the annual report before assuming you have found a hidden gem.
How to See What’s Really in a Distribution
When a fund’s distribution includes anything other than net investment income, federal law requires the fund to send shareholders a written notice breaking down the sources of the payment. The requirement comes from Section 19(a) of the Investment Company Act of 1940 and its implementing rule, 17 CFR 270.19a-1.4eCFR. 17 CFR 270.19a-1 – Written Statement to Accompany Dividend Payments by Management Companies
The notice specifies how much of each distribution per share came from net investment income, short-term capital gains, long-term capital gains, and return of capital, along with cumulative year-to-date figures from each source. The figures are estimates that may change by year-end, but they give you an early read on whether a seemingly generous payout is sustainable income or something less durable. Most fund companies post these notices on their websites alongside distribution announcements. When a large percentage is attributed to return of capital or realized gains, treat the distribution yield skeptically for planning purposes.
The after-the-fact confirmation arrives on Form 1099-DIV each January, which breaks out the tax character of the prior year’s distributions. The components carry very different tax treatment: ordinary interest and non-qualified dividends are taxed at your marginal rate; qualified dividends and long-term capital gains get the preferential 0%, 15%, or 20% rates; short-term gains are taxed as ordinary income; and return of capital is not taxed on receipt but reduces basis and creates a larger taxable gain when you eventually sell.3Internal Revenue Service. Topic No. 404, Dividends and Other Corporate Distributions A fund with a lower SEC yield weighted toward qualified dividends can deliver a better after-tax result than one with a higher SEC yield composed mainly of ordinary interest.
Which Yield to Use and When
Use the SEC yield when you are shopping. Comparing two intermediate-term bond ETFs, two dividend equity funds, or any pair in the same category? The SEC yield is the cleaner metric. It strips out capital gains, accounts for expenses, and follows a uniform formula. The fund with the higher SEC yield is producing more net investment income per dollar invested.
Use the distribution yield when you are budgeting. A retiree drawing income from a portfolio needs to know what actually landed in the brokerage account over the past year, and the distribution yield answers that. It should not be the end of the analysis, though. If a large share of those payments came from capital gains or return of capital, plan for lower payouts in years when those sources dry up.
When the distribution yield is substantially higher than the SEC yield, treat the gap as a prompt to investigate rather than a reason to celebrate. Pull up the Section 19(a) notices or year-end tax reporting and see where the money is coming from. Sustainable income planning works best when it is built around the SEC yield, with anything extra in the distribution yield treated as a bonus that may or may not recur.
Two Situations Where the Standard Rules Shift
Money market funds use a different convention. Because their holdings mature and roll over constantly, a 30-day window is longer than necessary. The industry standard is the 7-day yield, which measures the fund’s average net income over the prior seven calendar days and annualizes it.5SEC.gov. Final Rule: Money Market Fund Reforms Funds regulated under Rule 2a-7 report this figure as their primary performance benchmark, often in both net (after expenses and waivers) and gross versions. When shopping for a money market fund, compare 7-day net yields.
TIPS funds are the other exception. Treasury Inflation-Protected Securities adjust their principal upward with inflation, and the SEC yield formula was designed before TIPS existed. Some TIPS funds treat the inflation adjustment to principal as income when calculating SEC yield; others exclude it. During periods of rising inflation, a fund that includes the adjustment reports a noticeably higher SEC yield than a competitor that excludes it, even if the two hold virtually identical bonds. The SEC staff has said it will not object if a TIPS fund uses a 12-month lookback for the inflation adjustment instead of the standard 30-day window, provided the fund discloses the approach.1U.S. Securities and Exchange Commission. SEC Yield for Funds That Invest Significantly in TIPS If you are comparing TIPS funds, check the footnotes to see which method each fund uses before concluding that one offers more income than another.