SPAXX vs SPRXX
Side-by-side 7-day yields from the June 2026 month-end N-MFP filings.
All figures are from the June 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 June 2026 month-end filings, SPRXX's 7-day yield of 3.35% is 0.06 points above SPAXX's 3.29%.
| SPAXX | SPRXX | |
|---|---|---|
| Fund | Fidelity Government Money Market Fund | Fidelity Money Market Fund |
| Category | Government | Prime |
| 7-day net yield | 3.29% | 3.35% |
| Yield as of | ||
| Net assets (class) | $424.5B | $11.8B |
| Series gross 7-day yield | 3.71% | 3.77% |
| Minimum initial investment | None | None |
| Manager | Fidelity Hereford Street Trust | Fidelity Hereford Street Trust |
Numbers only — this site makes no recommendation between funds. Both rows come from each fund's own June 2026 month-end Form N-MFP filing; yields move daily, so check each fund company for live figures (links on the SPAXX and SPRXX pages).