SPRXX vs VMSXX
Side-by-side 7-day yields from the July 2026 month-end N-MFP filings.
Data: July 2026 month-end SEC filings
All figures are from the July 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 July 2026 month-end filings, SPRXX's 7-day yield of 3.36% is 1.01 points above VMSXX's 2.35%.
| SPRXX | VMSXX | |
|---|---|---|
| Fund | Fidelity Money Market Fund | Vanguard Municipal Money Market Fund |
| Category | Prime | Tax-exempt (national) |
| 7-day net yield | 3.36% | 2.35% |
| Yield as of | ||
| Net assets (class) | $12.1B | $18.2B |
| Series gross 7-day yield | 3.78% | 2.46% |
| Implied expense gap (gross − net) | 0.42% | 0.11% |
| WAM / WAL (days) | 25 / 26 | 16 / 17 |
| Daily / weekly liquid assets | 71.0% / 82.0% | - / 90.7% |
| Minimum initial investment | None | $3,000 |
| 2025 USGO income (state tax) | 14.56% | - |
| Manager | Fidelity Hereford Street Trust | Vanguard Municipal Bond Funds |
Five-year yield history
FAQ
Which has a higher 7-day yield, SPRXX or VMSXX?
SPRXX - as of the July 2026 month-end SEC Form N-MFP filings, SPRXX's 7-day net yield of 3.36% is 1.01 percentage points above VMSXX's 2.35%.
Numbers only - this site makes no recommendation between funds. Both rows come from each fund's own July 2026 month-end Form N-MFP filing; yields move daily, so check each fund company for live figures (links on the SPRXX and VMSXX pages).