FXNAX Mutual Fund — Fidelity U.S. Bond Index Fund

Fidelity U.S. Bond Index Fund (FXNAX)

Updated October 16, 2026.

FXNAX is a low-cost Mutual Fund. its distribution rate is 3.83%, its trailing-12-month yield is 3.92%, its expense ratio is 0.025%. Dividend Vision Distribution Safety Score™ is 98/100 (Safe). Total return is 36.3% over the past 15.4 years, 600.6 points behind SPY at 636.9%.

Fidelity U.S. Bond Index Fund is a mutual fund that tracks the Bloomberg U.S. Aggregate Bond Index using statistical sampling techniques to replicate its returns with a smaller portfolio of bonds across various maturities, durations, and credit qualities. The fund distributes monthly income at a current yield in the low-to-mid single digits and carries a minimal expense ratio of 0.03%. It appeals to income-focused investors seeking broad exposure to the U.S. bond market with low costs.

FXNAX performance versus SPY

Price and return data through 2026-10-16.

Total return is 36.3% over the past 15.4 years, 600.6 points behind SPY at 636.9%. Over the past year its total return — price change plus distributions reinvested — is -1.7%. Its deepest 1-year drawdown was 4.8%.

FXNAX key facts

Distribution Safety Score™

98 · Safe

Safety-Adjusted Yield

3.75%

Issuer

Fidelity Investments

Asset type

Mutual Fund

Asset class

Fixed Income

Inception date

03/08/1990

Expense ratio

0.025%

Distribution rate

3.83%

Distribution frequency

Monthly

Trailing yield

3.92%

Last close

$10.09 (as of 2026-10-16)

NAV

$9.97 as of 2026-09-30; source eodhd (stale)

Premium / discount

N/A (price 2026-10-16, NAV 2026-09-30) (NAV stale)

AUM

$67,639,800,000

Average volume

0.0

Dividend

$0.034

Ex-dividend date

09/30/2026

Payment date

10/01/2026

Beta

1.0

How Dividend Vision calculates yield and returns

Distribution rate (3.83%) uses calculation basis unavailable. Issuer rates can use a different denominator and date, including ex-date NAV. Trailing-12-month yield (3.92%) is the sum of split-adjusted cash distributions with ex-dates in the last 12 months, divided by the published price. It lags a recent raise or cut. Total return uses split-adjusted close with distributions reinvested on the ex-dividend date (a modeling convention, not the cash-settlement date) from the first stored bar on or after inception through the latest bar, compared with the same window on the benchmark. That is the security's total return, not your personal gain/loss.

Yield and safety methodology · Distribution rate methodology · Distribution Safety Score methodology

Sources and review

Primary sources: Fidelity Investments or company page; prices and distributions from Dividend Vision, derived from vendor EOD data.

Reviewed by Bert Sweet, CEO and Co-owner of Dividend Vision. Methodology: Distribution Safety Score.

FXNAX risks and drawbacks

FXNAX's current distribution rate is moderate, not a high-yield payout — the strategy is dividend quality more than maximum income. Total return has trailed SPY over the available window. The deepest 1-year drawdown on record here is 4.8%.

Who may consider FXNAX — and who may not

FXNAX may suit someone looking for low-cost broad dividend exposure, a high Distribution Safety Score, moderate current income with a quality tilt. It is a weaker fit for investors hunting double-digit covered-call yields; investors whose main goal is matching SPY total return. This is educational context, not a recommendation to buy or sell.

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Frequently asked questions

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