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SPAXX yield and fund details

Fidelity Government Money Market Fund

SPAXX

Fidelity Government Money Market Fund

7-day yield
3.34%
Expense ratio
0.42%
Included in reported net yield; do not subtract twice.
Product
Government money-market fund
Minimum investment
$0 reported; account exceptions may apply
Official SPAXX yield and terms

What the fund holds

Cash, government securities and fully collateralized repurchase agreements.

Access to your cash

Available as a core position in eligible Fidelity accounts. Check your account's selected core position before assuming cash is invested in this fund.

Fund shares are investments, not FDIC- or NCUA-insured deposits. Yield and principal risks differ from a savings account. Product conventions checked September 7, 2026; rate observation dates are shown separately.

Recent yield observations

Recent SPAXX 7-day yield observations
Observation date7-day yield
2026-09-073.34%
2026-09-063.34%
2026-09-053.34%
2026-09-043.34%
2026-09-033.33%
2026-09-023.33%
2026-09-013.33%
2026-08-313.33%
2026-08-303.33%
2026-08-293.33%
2026-08-283.33%
2026-08-273.32%
2026-08-263.32%
2026-08-253.32%
2026-08-243.31%
2026-08-233.31%
2026-08-223.31%
2026-08-213.31%
2026-08-203.31%
2026-08-193.31%
2026-08-183.31%
2026-08-173.31%
2026-08-163.31%
2026-08-153.31%
2026-08-143.31%
2026-08-133.32%
2026-08-123.32%
2026-08-113.32%
2026-08-103.32%
2026-08-093.32%

Taxes and comparisons

State exemption depends on the fund's actual annual income allocation and your state's rules. A Treasury-focused name does not establish a 100% exemption. Use the tax-year assumptions in the after-tax comparison.