VMSXX vs SWOXX
Side-by-side 7-day yields from the September 2026 month-end N-MFP filings.
Data: September 2026 month-end SEC filings
All figures are from the September 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 September 2026 month-end filings, VMSXX's 7-day yield of 3.29% is 0.22 points above SWOXX's 3.07%.
| VMSXX | SWOXX | |
|---|---|---|
| Fund | Vanguard Municipal Money Market Fund | Schwab Municipal Money Fund |
| Category | Tax-exempt (national) | Tax-exempt (national) |
| 7-day net yield | 3.29% | 3.07% |
| Yield as of | ||
| Net assets (class) | $18.9B | $15.1B |
| Series gross 7-day yield | 3.40% | 3.26% |
| Implied expense gap (gross − net) | 0.11% | 0.19% |
| WAM / WAL (days) | 16 / 17 | 33 / 35 |
| Daily / weekly liquid assets | - / 90.1% | 24.5% / 75.0% |
| Minimum initial investment | $3,000 | $1,000,000 |
| Manager | Vanguard Municipal Bond Funds | Charles Schwab Family of Funds |
Five-year yield history
FAQ
Which has a higher 7-day yield, VMSXX or SWOXX?
VMSXX - as of the September 2026 month-end SEC Form N-MFP filings, VMSXX's 7-day net yield of 3.29% is 0.22 percentage points above SWOXX's 3.07%.
Numbers only - this site makes no recommendation between funds. Both rows come from each fund's own September 2026 month-end Form N-MFP filing; yields move daily, so check each fund company for live figures (links on the VMSXX and SWOXX pages).