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Performance
Performance Chart
The chart shows the growth of an initial investment of $10,000 in MM S&P 500 Index Fund, comparing it to the performance of the S&P 500 index or another benchmark. All prices have been adjusted for splits and dividends.
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Returns By Period
MM S&P 500 Index Fund (MIEYX) has returned -7.16% so far this year and 13.91% over the past 12 months. Over the last decade, MIEYX has posted an annualized return of 12.71%, slightly higher than the S&P 500 Index benchmark’s 12.16%.
MM S&P 500 Index Fund
- 1D
- -0.38%
- 1M
- -7.69%
- YTD
- -7.16%
- 6M
- -4.84%
- 1Y
- 13.91%
- 3Y*
- 16.63%
- 5Y*
- 10.82%
- 10Y*
- 12.71%
Benchmark (S&P 500 Index)
- 1D
- 2.91%
- 1M
- -5.09%
- YTD
- -4.63%
- 6M
- -2.39%
- 1Y
- 16.33%
- 3Y*
- 16.69%
- 5Y*
- 10.18%
- 10Y*
- 12.16%
Monthly Returns
Based on dividend-adjusted daily data since Feb 27, 1998, MIEYX's average daily return is +0.04%, while the average monthly return is +0.72%. At this rate, your investment would double in approximately 8.1 years.
Historically, 64% of months were positive and 36% were negative. The best month was Apr 2020 with a return of +12.7%, while the worst month was Oct 2008 at -16.9%. The longest winning streak lasted 11 consecutive months, and the longest losing streak was 5 months.
On a daily basis, MIEYX closed higher 52% of trading days. The best single day was Dec 13, 2024 with a return of +30.3%, while the worst single day was Dec 16, 2024 at -22.9%.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 1.36% | -0.78% | -7.69% | -7.16% | |||||||||
| 2025 | 2.71% | -1.32% | -5.70% | -0.75% | 6.32% | 5.02% | 2.22% | 1.98% | 3.62% | 2.24% | 0.24% | 0.01% | 17.27% |
| 2024 | 1.68% | 5.29% | 3.14% | -4.14% | 4.95% | 3.51% | 1.17% | 2.43% | 2.09% | -0.99% | 5.86% | -2.46% | 24.36% |
| 2023 | 6.22% | -2.52% | 3.65% | 1.54% | 0.36% | 6.55% | 3.24% | -1.64% | -4.86% | -2.10% | 9.07% | 4.59% | 25.76% |
| 2022 | -5.20% | -3.08% | 3.71% | -8.73% | 0.11% | -8.27% | 9.14% | -4.13% | -9.25% | 8.08% | 5.58% | -5.96% | -18.63% |
| 2021 | -1.04% | 2.72% | 4.37% | 5.28% | 0.64% | 2.29% | 2.34% | 3.03% | -4.71% | 6.98% | -0.75% | 4.36% | 28.02% |
Benchmark Metrics
MM S&P 500 Index Fund has an annualized alpha of 1.30%, beta of 1.00, and R² of 0.85 versus S&P 500 Index. Calculated based on daily prices since March 02, 1998.
- With beta of 1.00 and R² of 0.85, this fund moves broadly in line with S&P 500 Index — much of its variation is explained by market exposure rather than independent behavior.
- Alpha
- 1.30%
- Beta
- 1.00
- R²
- 0.85
- Upside Capture
- 103.05%
- Downside Capture
- 98.44%
Expense Ratio
MIEYX has an expense ratio of 0.46%, placing it in the medium range.
Return for Risk
Risk / Return Rank
MIEYX ranks 39 for risk / return — below 39% of mutual funds on our site. The returns aren't fully compensating for the risk involved. This isn't necessarily a dealbreaker, but factor it into your decision — especially if you're risk-averse.
Return / Risk — by metrics
The table below present risk-adjusted performance metrics for MM S&P 500 Index Fund (MIEYX) and compare them to a chosen benchmark (S&P 500 Index).
| MIEYX | Benchmark | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 0.80 | 0.90 | -0.09 |
Sortino ratioReturn per unit of downside risk | 1.25 | 1.39 | -0.13 |
Omega ratioGain probability vs. loss probability | 1.19 | 1.21 | -0.02 |
Calmar ratioReturn relative to maximum drawdown | 1.00 | 1.40 | -0.39 |
Martin ratioReturn relative to average drawdown | 4.87 | 6.61 | -1.74 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
Explore MIEYX risk-adjusted metrics in detail
Dive deeper into individual metrics with historical trends, benchmark comparisons, and performance across different time periods.
Dividends
Dividend History
MM S&P 500 Index Fund provided a 18.99% dividend yield over the last twelve months, with an annual payout of $2.46 per share.
| Period | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dividend | $2.46 | $2.46 | $4.61 | $1.06 | $4.22 | $2.73 | $2.97 | $1.15 | $2.81 | $4.00 | $0.79 | $0.41 |
Dividend yield | 18.99% | 17.63% | 32.89% | 7.13% | 33.24% | 13.29% | 16.29% | 6.38% | 19.14% | 21.81% | 4.19% | 2.29% |
Monthly Dividends
The table displays the monthly dividend distributions for MM S&P 500 Index Fund. The dividends shown in the table have been adjusted to account for any splits that may have occurred.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | $0.00 | $0.00 | $0.00 | $0.00 | |||||||||
| 2025 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $2.46 | $2.46 |
| 2024 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $4.61 | $4.61 |
| 2023 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $1.06 | $1.06 |
| 2022 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $4.22 | $4.22 |
| 2021 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $2.73 | $2.73 |
Drawdowns
Drawdowns Chart
The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.
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Worst Drawdowns
The table below displays the maximum drawdowns of the MM S&P 500 Index Fund. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.
The maximum drawdown for the MM S&P 500 Index Fund was 55.63%, occurring on Mar 9, 2009. Recovery took 888 trading sessions.
The current MM S&P 500 Index Fund drawdown is 18.72%.
Depth | Start | To Bottom | Bottom | To Recover | End | Total |
|---|---|---|---|---|---|---|
| -55.63% | Oct 10, 2007 | 355 | Mar 9, 2009 | 888 | Sep 13, 2012 | 1243 |
| -48.23% | Mar 27, 2000 | 637 | Oct 9, 2002 | 1086 | Feb 2, 2007 | 1723 |
| -36.63% | Dec 16, 2024 | 77 | Apr 8, 2025 | — | — | — |
| -33.74% | Feb 20, 2020 | 23 | Mar 23, 2020 | 97 | Aug 10, 2020 | 120 |
| -32.52% | Dec 17, 2021 | 206 | Oct 12, 2022 | 360 | Mar 20, 2024 | 566 |
Volatility
Volatility Chart
The chart below shows the rolling one-month volatility.
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