GMMF ETF — iShares Government Money Market ETF

iShares Government Money Market ETF (GMMF)

Updated October 16, 2026.

GMMF is a low-cost ETF. its distribution rate is 3.77%, its trailing-12-month yield is 3.72%, its expense ratio is 0.20%. Dividend Vision Distribution Safety Score™ is 95/100 (Safe). Total return is 6.7% over the past 1.7 years, 22.1 points behind SPY at 28.8%.

iShares Government Money Market ETF is an ETF that invests primarily in U.S. Treasury bills, notes, and other U.S. government obligations, along with cash. It offers a modest current distribution rate paid weekly, with an expense ratio of 0.20%. The fund appeals to investors seeking stable, liquid holdings with regular income from government-backed securities.

GMMF performance versus SPY

Price and return data through 2026-10-16.

Total return is 6.7% over the past 1.7 years, 22.1 points behind SPY at 28.8%. Over the past year its total return — price change plus distributions reinvested — is 3.7%.

GMMF key facts

Distribution Safety Score™

95 · Safe

Safety-Adjusted Yield

3.58%

Issuer

iShares

Asset type

ETF

Asset class

Equity

Inception date

02/04/2025

Expense ratio

0.20%

Distribution rate

3.77%

Distribution frequency

Weekly

Trailing yield

3.72%

Last close

$100.28 (as of 2026-10-16)

AUM

$191,581,668

Average volume

13060.0

Dividend

$0.07267

Ex-dividend date

10/14/2026

Payment date

10/15/2026

Beta

0.001

How Dividend Vision calculates yield and returns

Distribution rate (3.77%) uses calculation basis unavailable. Issuer rates can use a different denominator and date, including ex-date NAV. Trailing-12-month yield (3.72%) 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: iShares; 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.

GMMF risks and drawbacks

GMMF'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.

Who may consider GMMF — and who may not

GMMF 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.

More on GMMF

• All tickers starting with G

Frequently asked questions

More securities from iShares.