Highest-yielding government money market funds
Ranked by June 2026 month-end SEC 7-day net yield (≥$100M net assets).
Data: June 2026 month-end SEC 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.
- The highest 7-day net yield among government money market funds with at least $100 million in net assets is 3.74%, reported by AGJXX (U.S. Government Money Market Fund) as of .
- 444 government classes (≥$100M) reported a 7-day yield for June 2026; the median was 3.44%.
| # | Ticker | Fund | Category | 7-day yield | Net assets | Min. investment |
|---|---|---|---|---|---|---|
| 1 | AGJXX | U.S. Government Money Market Fund | Government | 3.74% | $264.0M | None |
| 2 | FLGXX | Fidelity Flex Government Money Market Fund | Government | 3.74% | $224.1M | None |
| 3 | FGNXX | Fidelity Series Government Money Market Fund | Government | 3.73% | $2.9B | None |
| 4 | CMQXX | Capital Group Central Fund Series - Capital Group Central Cash Fund | Government | 3.70% | $123.4B | None |
| 5 | TRZXX | T. Rowe Price U.S. Treasury Money Fund | Government | 3.70% | $884.0M | None |
| 6 | GCCXX | Goldman Sachs Central Government Fund | Government | 3.69% | $6.6B | None |
| 7 | VUSXX | Vanguard Treasury Money Market Fund | Government | 3.63% | $108.6B | $3,000 |
| 8 | VSLXX | JPMorgan Securities Lending Money Market Fund | Government | 3.63% | $3.8B | $100,000,000 |
| 9 | QCMMFX | Money Market Account | Government | 3.63% | $485.9M | None |
| 10 | SSOXX | State Street Institutional U.S. Government Money Market Fund | Government | 3.62% | $10.9B | $1,000,000,000 |
| 11 | TAQXX | State Street Treasury Obligations Money Market Fund | Government | 3.61% | $4.7B | $1,000,000,000 |
| 12 | DNSXX | BNY Dreyfus Institutional Preferred Treasury Obligations | Government | 3.61% | $619.8M | $275,000,000 |
| 13 | DSVXX | BNY Dreyfus Institutional Preferred Government Money Market | Government | 3.60% | $35.5B | $275,000,000 |
| 14 | GABXX | Gabelli U.S Treasury Money Market Fund | Government | 3.60% | $5.6B | $10,000 |
| 15 | TAFXX | NTAM Treasury Assets Fund | Government | 3.60% | $5.1B | $5,000,000,000 |
| 16 | MJPXX | JPMorgan U.S. Treasury Plus Money Market Fund | Government | 3.60% | $894.8M | $50,000,000 |
| 17 | JSMXX | JPMorgan 100% U.S. Treasury Securities Money Market Fund | Government | 3.60% | $236.8M | $50,000,000 |
| 18 | VMRXX | Vanguard Cash Reserves Federal Money Market Fund | Government | 3.59% | $117.6B | $3,000 |
| 19 | FRSXX | Fidelity Investments Money Market Treasury Only Portfolio | Government | 3.59% | $82.8B | $10,000,000 |
| 20 | FRBXX | Fidelity Investments Money Market Treasury Portfolio | Government | 3.59% | $51.0B | $10,000,000 |
| 21 | ICAXX | DWS Government Money Market Series | Government | 3.59% | $34.3B | $1,000,000 |
| 22 | FGUXX | Government Obligations Fund | Government | 3.59% | $18.5B | None |
| 23 | MGMXX | JPMorgan U.S. Government Money Market Fund | Government | 3.59% | $18.3B | $50,000,000 |
| 24 | WTLXX | Allspring Treasury Plus Money Market Fund | Government | 3.59% | $11.8B | None |
| 25 | TRIXX | State Street Institutional Treasury Money Market Fund | Government | 3.59% | $11.2B | $250,000,000 |
Screen: ticker share classes with at least $100 million in net assets and a reported 7-day net yield on the June 2026 month-end filings (578 of 873 ticker classes). Tiny classes are excluded because they report outlier yields; the full CSV has every class. Rankings are arithmetic on SEC filings — not recommendations.
FAQ
What is the highest-yielding government money market fund?
As of the June 2026 month-end SEC Form N-MFP filings, the highest 7-day net yield among government money market funds with at least $100 million in net assets is 3.74%, reported by AGJXX (U.S. Government Money Market Fund).