VMFXX vs VMSXX
Side-by-side 7-day yields from the August 2026 month-end N-MFP filings.
Data: August 2026 month-end SEC filings
All figures are from the August 2026 month-end Form N-MFP filings (report date ) - money-market funds must file within five business days of month-end. Regulatory data, not live quotes.
- As of the August 2026 month-end filings, VMFXX's 7-day yield of 3.63% is 1.29 points above VMSXX's 2.34%.
| VMFXX | VMSXX | |
|---|---|---|
| Fund | Vanguard Federal Money Market Fund | Vanguard Municipal Money Market Fund |
| Category | Government | Tax-exempt (national) |
| 7-day net yield | 3.63% | 2.34% |
| Yield as of | ||
| Net assets (class) | $375.0B | $18.2B |
| Series gross 7-day yield | 3.74% | 2.45% |
| Implied expense gap (gross − net) | 0.11% | 0.11% |
| WAM / WAL (days) | 24 / 52 | 17 / 18 |
| Daily / weekly liquid assets | 52.5% / 68.3% | - / 91.0% |
| Minimum initial investment | $3,000 | $3,000 |
| 2025 USGO income (state tax) | 66.61% | - |
| Manager | Vanguard Money Market Reserves | Vanguard Municipal Bond Funds |
Five-year yield history
FAQ
Which has a higher 7-day yield, VMFXX or VMSXX?
VMFXX - as of the August 2026 month-end SEC Form N-MFP filings, VMFXX's 7-day net yield of 3.63% is 1.29 percentage points above VMSXX's 2.34%.
Numbers only - this site makes no recommendation between funds. Both rows come from each fund's own August 2026 month-end Form N-MFP filing; yields move daily, so check each fund company for live figures (links on the VMFXX and VMSXX pages).