FZFXX vs SPAXX
Side-by-side 7-day yields from the October 2026 month-end N-MFP filings.
Data: October 2026 month-end SEC filings
All figures are from the October 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 October 2026 month-end filings, FZFXX's 7-day yield of 3.57% is 0.02 points above SPAXX's 3.55%.
| FZFXX | SPAXX | |
|---|---|---|
| Fund | Fidelity Treasury Money Market Fund | Fidelity Government Money Market Fund |
| Category | Government | Government |
| 7-day net yield | 3.57% | 3.55% |
| Yield as of | ||
| Net assets (class) | $41.9B | $427.5B |
| Series gross 7-day yield | 3.99% | 3.97% |
| Implied expense gap (gross − net) | 0.42% | 0.42% |
| WAM / WAL (days) | 32 / 93 | 39 / 116 |
| Daily / weekly liquid assets | 91.0% / 97.0% | 59.0% / 71.0% |
| Minimum initial investment | None | None |
| 2025 USGO income (state tax) | 61.52% | 50.90% |
| Manager | Fidelity Newbury Street Trust | Fidelity Hereford Street Trust |
Five-year yield history
FAQ
Which has a higher 7-day yield, FZFXX or SPAXX?
FZFXX - as of the October 2026 month-end SEC Form N-MFP filings, FZFXX's 7-day net yield of 3.57% is 0.02 percentage points above SPAXX's 3.55%.
Numbers only - this site makes no recommendation between funds. Both rows come from each fund's own October 2026 month-end Form N-MFP filing; yields move daily, so check each fund company for live figures (links on the FZFXX and SPAXX pages).