FDLXX vs FZFXX
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, FDLXX's 7-day yield of 3.39% is 0.04 points above FZFXX's 3.35%.
| FDLXX | FZFXX | |
|---|---|---|
| Fund | Fidelity Treasury Only Money Market Fund | Fidelity Treasury Money Market Fund |
| Category | Government | Government |
| 7-day net yield | 3.39% | 3.35% |
| Yield as of | ||
| Net assets (class) | $14.5B | $42.6B |
| Series gross 7-day yield | 3.80% | 3.77% |
| Implied expense gap (gross − net) | 0.41% | 0.42% |
| WAM / WAL (days) | 49 / 98 | 37 / 94 |
| Daily / weekly liquid assets | 100.0% / 100.0% | 91.0% / 98.0% |
| Minimum initial investment | None | None |
| 2025 USGO income (state tax) | 98.67% | 61.52% |
| Manager | Fidelity Hereford Street Trust | Fidelity Newbury Street Trust |
Five-year yield history
FAQ
Which has a higher 7-day yield, FDLXX or FZFXX?
FDLXX - as of the August 2026 month-end SEC Form N-MFP filings, FDLXX's 7-day net yield of 3.39% is 0.04 percentage points above FZFXX's 3.35%.
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 FDLXX and FZFXX pages).