- Overview
- Returns
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Overview
- 7-Day Yield 3.9%
- 1-Year Return —
- Total Assets 6.238 M
- Money Market Type Government
- Class Institutional
- Expense Ratio 0.45%
- Min. Initial Investment 1
- Inception Date Sep 01, 2021
Return
MFS Series Trust I – MFS U.S. Government Cash Reserve Fund (CRVXX) Historical Returns And Risk Info
From 09/01/2021 to 08/07/2026, the compound annualized total return (dividend reinvested) of MFS Series Trust I – MFS U.S. Government Cash Reserve Fund (CRVXX) is 2.667% . Its cumulative total return (dividend reinvested) is 8.544% .
From 09/01/2021 to 08/07/2026, the Maximum Drawdown of MFS Series Trust I – MFS U.S. Government Cash Reserve Fund (CRVXX) is 0.0%.
From 09/01/2021 to 08/07/2026, the Sharpe Ratio of MFS Series Trust I – MFS U.S. Government Cash Reserve Fund (CRVXX) is -0.97.
From 09/01/2021 to 08/07/2026, the Annualized Standard Deviation of MFS Series Trust I – MFS U.S. Government Cash Reserve Fund (CRVXX) is 1.0%.
From 09/01/2021 to 08/07/2026, the Beta of MFS Series Trust I – MFS U.S. Government Cash Reserve Fund (CRVXX) is 0.0.
| Name | YTD Return | 1Yr AR | 3Yr AR | 5Yr AR | 10Yr AR | 15Yr AR | 20Yr AR | Common | Inception |
|---|---|---|---|---|---|---|---|---|---|
| CRVXX (MFS Series Trust I – MFS U.S. Government Cash Reserve Fund) | 0.00% | 0.00% | 2.51% | NA | NA | NA | NA | 1.68% | 2.66% |
| CASH | 1.51% | 2.59% | 3.18% | 2.62% | 1.69% | 1.14% | 1.14% | 2.65% | 3.06% |
| Ticker/Portfolio | Last 1 Week | 1 Yr | 3 Yr | 5 Yr | 10 Yr | 15 Yr | 20 Yr | Common | Inception | YTD | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 | 2008 | 2007 | 2006 | 2005 | 2004 | 2003 | 2002 | 2001 | 2000 | 1999 | 1998 | 1997 | 1996 | 1995 | 1994 | 1993 | 1992 | 1991 | 1990 | 1989 | 1988 | 1987 | 1986 | 1985 | 1984 | 1983 | 1982 | 1981 | 1980 | 1979 | 1978 | 1977 | 1976 | 1975 | 1974 | 1973 | 1972 | 1971 | 1970 | 1969 | 1968 | 1967 | 1966 | 1965 | 1964 | 1963 | 1962 | 1961 | 1960 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Annualized Return (%) | CRVXX (MFS Se…rve Fund) | 0.00 | 0.00 | 2.51 | NA | NA | NA | NA | 1.68 | 2.66 | 0.00 | 1.30 | 4.16 | 2.87 | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA |
| CASH | 0.05 | 2.59 | 3.18 | 2.62 | 1.69 | 1.14 | 1.14 | 2.65 | 3.06 | 1.51 | 2.88 | 3.62 | 3.66 | 1.43 | 0.02 | 0.25 | 1.47 | 1.38 | 0.66 | 0.22 | 0.03 | 0.02 | 0.03 | 0.06 | 0.03 | 0.09 | 0.10 | 0.97 | 3.15 | 3.42 | 2.26 | 0.98 | 0.72 | 1.15 | 2.46 | 4.22 | 3.37 | 3.47 | 3.68 | 3.65 | 3.98 | 3.07 | 2.17 | 2.49 | 3.92 | 5.50 | 5.95 | 4.89 | 4.22 | 4.36 | 5.49 | 7.05 | 6.31 | 7.84 | 10.54 | 8.54 | 7.43 | 5.22 | 3.81 | 3.64 | 4.22 | 5.76 | 5.16 | 2.94 | 3.15 | 4.67 | 4.89 | 3.91 | 3.11 | 3.52 | 2.87 | 2.58 | 2.28 | 2.00 | 1.69 | 2.07 | |
| Sharpe Ratio | CRVXX (MFS Se…rve Fund) | NA | 0.00 | -0.71 | NA | NA | NA | NA | NA | NA | 0.00 | -2.43 | -1.92 | -0.84 | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA |
| CASH | NA | -1.45 | -0.30 | -0.11 | -0.04 | NA | NA | NA | NA | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | |
| Standard Deviation(%) | CRVXX (MFS Se…rve Fund) | NA | 0.32 | 0.98 | NA | NA | NA | NA | NA | NA | 0.00 | 0.65 | 1.27 | 1.43 | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA |
| CASH | NA | 0.01 | 0.03 | 0.07 | 0.08 | NA | NA | NA | NA | 0.00 | 0.01 | 0.02 | 0.01 | 0.06 | 0.00 | 0.02 | 0.01 | 0.01 | 0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.04 | 0.03 | 0.01 | 0.02 | 0.02 | 0.00 | 0.01 | 0.05 | 0.01 | 0.01 | 0.02 | 0.00 | 0.00 | 0.01 | 0.03 | 0.00 | 0.02 | 0.03 | 0.02 | 0.02 | 0.04 | 0.02 | 0.03 | 0.02 | 0.03 | 0.02 | 0.10 | 0.07 | 0.12 | 0.05 | 0.04 | 0.03 | 0.01 | 0.02 | 0.03 | 0.05 | 0.03 | 0.03 | 0.03 | 0.03 | 0.01 | 0.02 | 0.01 | 0.01 | 0.00 | 0.01 | 0.00 | 0.01 | 0.03 | |
| Draw Down(%) | CRVXX (MFS Se…rve Fund) | NA | 0.00 | 0.00 | NA | NA | NA | NA | NA | NA | 0.00 | 0.00 | 0.00 | 0.00 | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA |
| CASH | NA | 0.00 | 0.00 | 0.00 | 0.00 | NA | NA | NA | NA | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | |
| Yield(%) | CRVXX (MFS Se…rve Fund) | 0.00 | 0.00 | 2.81 | 1.84 | 0.92 | 0.61 | 0.46 | 2.30 | NA | 0.00 | 1.62 | 4.76 | 2.83 | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA | NA |
| CASH | 0.05 | 2.52 | 2.58 | 2.11 | 1.42 | 0.94 | 0.92 | 3.01 | NA | 1.51 | 2.56 | 2.62 | 2.60 | 1.28 | 0.00 | 0.00 | 1.91 | 1.70 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.58 | 2.61 | 2.60 | 2.60 | 0.50 | 0.00 | 0.00 | 2.35 | 4.93 | 2.61 | 2.61 | 2.61 | 2.62 | 3.79 | 2.81 | 2.61 | 2.62 | 4.00 | 5.22 | 5.20 | 5.22 | 4.89 | 4.45 | 5.22 | 7.05 | 5.50 | 7.24 | 10.06 | 8.10 | 7.62 | 5.27 | 3.60 | 2.68 | 4.45 | 5.34 | 5.01 | 2.60 | 2.65 | 4.87 | 5.22 | 3.36 | 2.60 | 2.65 | 2.61 | 2.62 | 2.61 | 2.61 | 2.60 | 2.60 |
Return Calculator for MFS Series Trust I – MFS U.S. Government Cash Reserve Fund (CRVXX)
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MFS Series Trust I – MFS U.S. Government Cash Reserve Fund (CRVXX) Historical Return Chart
Calculators
Dollar Cost Average Calculator for MFS Series Trust I - MFS U.S. Government Cash Reserve Fund (CRVXX)
Retirement Spending Calculator for MFS Series Trust I - MFS U.S. Government Cash Reserve Fund (CRVXX)
Related Articles for MFS Series Trust I - MFS U.S. Government Cash Reserve Fund(CRVXX)
Retirement and Long-Term Wealth View of MFS Series Trust I - MFS U.S. Government Cash Reserve Fund (CRVXX)
Evaluate MFS Series Trust I - MFS U.S. Government Cash Reserve Fund (CRVXX) as a possible retirement holding by looking beyond its latest price. Historical total returns show accumulation potential, while rolling returns, maximum drawdown, volatility, and Sharpe ratio show how uneven the long-term path has been.
For retirement income, review CRVXX dividend history, dividend growth, and yield alongside total return. Dividends can contribute to cash flow and compounding, but payouts are not guaranteed and a high yield alone does not establish long-term suitability.
Use the calculators on this page to model recurring retirement contributions and historical retirement spending. For a broader decision, open the stock, fund, or portfolio return comparison calculator or review a VFINX return and risk comparison example. The plan links on this page can also show where the investment appears in workplace retirement plans.
Connect this fund to a portfolio and retirement plan
- Combine this holding with other funds in the portfolio calculator simulator
- Find an employer plan and review its available investment menu
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Retirement, Income, and Risk FAQ
Is CRVXX suitable for retirement and long-term wealth building?
MFS Series Trust I - MFS U.S. Government Cash Reserve Fund (CRVXX) may or may not fit a retirement portfolio depending on its role, costs, diversification, historical drawdowns, and your time horizon. Review total and rolling returns together with risk metrics instead of relying on a recent return alone.
Can CRVXX provide retirement income through dividends?
MFS Series Trust I - MFS U.S. Government Cash Reserve Fund (CRVXX) may distribute dividends when its holdings generate income, but payouts and yield can change. Compare dividend history, dividend growth, yield, and total return before treating it as a retirement-income holding.
Which risk metrics matter for a long-term investment in CRVXX?
Maximum drawdown shows the depth of a historical decline, standard deviation measures return variability, and the Sharpe ratio relates return to volatility. Rolling returns add context by showing how outcomes varied across different holding periods.
How can I model retirement contributions or withdrawals with CRVXX?
Use the CRVXX dollar-cost-averaging calculator to model recurring contributions and the retirement spending calculator to test historical withdrawals. Then compare the results with other funds, stocks, or portfolios before making a long-term allocation decision.