MFS Inflation-Adjusted Bond Fund (MIAIX)
The investment seeks total return that exceeds the rate of inflation over the long-term, with an emphasis on current income, but also considering capital appreciation. The fund normally invests at least 80% of the fund's net assets in inflation-adjusted debt instruments and other instruments with similar economic characteristics. MFS generally focuses the fund's investments in inflation-adjusted debt instruments issued by the U.S. Treasury.
Fund Info
US55272P3982
55272P398
Sep 29, 2003
$0
Expense Ratio
MIAIX features an expense ratio of 0.49%, falling within the medium range.
Share Price Chart
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Performance
Performance Chart
The chart shows the growth of an initial investment of $10,000 in MFS Inflation-Adjusted Bond Fund, comparing it to the performance of the S&P 500 index or another benchmark. All prices have been adjusted for splits and dividends.
Returns By Period
MFS Inflation-Adjusted Bond Fund had a return of 1.47% year-to-date (YTD) and 4.54% in the last 12 months. Over the past 10 years, MFS Inflation-Adjusted Bond Fund had an annualized return of 1.72%, while the S&P 500 had an annualized return of 11.29%, indicating that MFS Inflation-Adjusted Bond Fund did not perform as well as the benchmark.
MIAIX
1.47%
1.01%
-0.27%
4.54%
1.01%
1.72%
^GSPC (Benchmark)
4.22%
2.22%
9.51%
22.46%
12.74%
11.29%
Monthly Returns
The table below presents the monthly returns of MIAIX, with color gradation from worst to best to easily spot seasonal factors. Returns are adjusted for dividends.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | 1.24% | 1.47% | |||||||||||
| 2024 | 0.44% | -1.32% | 0.77% | -1.55% | 1.69% | 0.64% | 1.90% | 0.77% | 1.54% | -1.94% | 0.44% | -1.62% | 1.67% |
| 2023 | 1.95% | -1.38% | 2.73% | 0.11% | -1.68% | -0.78% | 0.11% | -1.20% | -2.40% | -1.03% | 3.11% | 2.77% | 2.13% |
| 2022 | -2.21% | 0.91% | -1.84% | -2.22% | -0.85% | -3.07% | 4.19% | -2.78% | -6.27% | 1.08% | 1.92% | -1.01% | -11.87% |
| 2021 | 0.27% | -2.10% | 0.19% | 1.44% | 0.89% | 0.57% | 2.29% | -0.17% | -0.67% | 0.88% | 0.87% | 0.16% | 4.64% |
| 2020 | 2.27% | 1.47% | -1.99% | 2.76% | 0.19% | 1.11% | 2.46% | 0.62% | -0.00% | -0.66% | 1.00% | 0.95% | 10.55% |
| 2019 | 1.39% | -0.07% | 1.94% | 0.23% | 1.90% | 0.74% | 0.25% | 2.65% | -1.59% | 0.20% | 0.01% | 0.14% | 8.01% |
| 2018 | -0.86% | -0.97% | 0.83% | -0.02% | 0.28% | 0.40% | -0.53% | 0.65% | -1.10% | -1.52% | 0.39% | 0.62% | -1.84% |
| 2017 | 0.87% | 0.38% | -0.09% | 0.49% | 0.01% | -1.02% | 0.43% | 1.01% | -0.61% | 0.16% | 0.01% | 0.92% | 2.56% |
| 2016 | 1.68% | 1.07% | 1.73% | 0.28% | -0.77% | 2.10% | 0.74% | -0.48% | 0.46% | -0.48% | -2.03% | -0.19% | 4.12% |
| 2015 | 3.18% | -1.41% | -0.48% | 0.67% | -0.76% | -1.05% | 0.10% | -0.78% | -0.69% | 0.19% | -0.11% | -1.08% | -2.28% |
| 2014 | 1.86% | 0.38% | -0.49% | 1.26% | 2.05% | 0.19% | 0.00% | 0.33% | -2.48% | 0.83% | 0.13% | -1.14% | 2.87% |
Risk-Adjusted Performance
Risk-Adjusted Performance Rank
The current rank of MIAIX is 39, indicating average performance compared to other mutual funds on our website. Here’s a breakdown of how it compares using common performance measures.
Risk-Adjusted Performance Indicators
The charts below present risk-adjusted performance metrics for MFS Inflation-Adjusted Bond Fund (MIAIX) and compare them to a chosen benchmark (^GSPC). These indicators evaluate an investment's returns against its associated risks.
Dividends
Dividend History
MFS Inflation-Adjusted Bond Fund provided a 4.05% dividend yield over the last twelve months, with an annual payout of $0.36 per share.
| Period | TTM | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dividend | $0.36 | $0.36 | $0.36 | $0.74 | $0.58 | $0.16 | $0.23 | $0.28 | $0.22 | $0.18 | $0.06 | $0.19 |
Dividend yield | 4.05% | 4.11% | 3.99% | 7.95% | 5.09% | 1.44% | 2.16% | 2.84% | 2.14% | 1.79% | 0.55% | 1.80% |
Monthly Dividends
The table displays the monthly dividend distributions for MFS Inflation-Adjusted Bond 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | $0.00 | $0.00 | $0.00 | ||||||||||
| 2024 | $0.00 | $0.00 | $0.02 | $0.00 | $0.00 | $0.15 | $0.00 | $0.00 | $0.07 | $0.00 | $0.00 | $0.12 | $0.36 |
| 2023 | $0.00 | $0.00 | $0.01 | $0.00 | $0.00 | $0.13 | $0.00 | $0.00 | $0.10 | $0.00 | $0.00 | $0.12 | $0.36 |
| 2022 | $0.00 | $0.00 | $0.11 | $0.00 | $0.00 | $0.16 | $0.00 | $0.00 | $0.25 | $0.00 | $0.00 | $0.22 | $0.74 |
| 2021 | $0.01 | $0.01 | $0.01 | $0.00 | $0.00 | $0.10 | $0.00 | $0.00 | $0.13 | $0.00 | $0.00 | $0.31 | $0.58 |
| 2020 | $0.02 | $0.02 | $0.02 | $0.01 | $0.01 | $0.00 | $0.00 | $0.00 | $0.00 | $0.01 | $0.05 | $0.04 | $0.16 |
| 2019 | $0.02 | $0.01 | $0.01 | $0.01 | $0.01 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.02 | $0.05 | $0.23 |
| 2018 | $0.01 | $0.01 | $0.01 | $0.02 | $0.02 | $0.02 | $0.03 | $0.03 | $0.03 | $0.03 | $0.03 | $0.05 | $0.28 |
| 2017 | $0.01 | $0.01 | $0.01 | $0.01 | $0.01 | $0.01 | $0.01 | $0.01 | $0.02 | $0.02 | $0.02 | $0.07 | $0.22 |
| 2016 | $0.01 | $0.01 | $0.01 | $0.01 | $0.01 | $0.01 | $0.01 | $0.01 | $0.01 | $0.01 | $0.01 | $0.08 | $0.18 |
| 2015 | $0.01 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.01 | $0.01 | $0.01 | $0.01 | $0.01 | $0.06 |
| 2014 | $0.01 | $0.01 | $0.01 | $0.01 | $0.02 | $0.02 | $0.02 | $0.03 | $0.03 | $0.02 | $0.01 | $0.01 | $0.19 |
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.
Worst Drawdowns
The table below displays the maximum drawdowns of the MFS Inflation-Adjusted Bond 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 MFS Inflation-Adjusted Bond Fund was 16.00%, occurring on Oct 6, 2023. The portfolio has not yet recovered.
The current MFS Inflation-Adjusted Bond Fund drawdown is 7.64%.
Depth | Start | To Bottom | Bottom | To Recover | End | Total |
|---|---|---|---|---|---|---|
| -16% | Nov 10, 2021 | 479 | Oct 6, 2023 | — | — | — |
| -14.99% | Mar 11, 2008 | 180 | Nov 24, 2008 | 241 | Nov 9, 2009 | 421 |
| -11.35% | Dec 11, 2012 | 185 | Sep 5, 2013 | 1457 | Jun 20, 2019 | 1642 |
| -9.55% | Mar 9, 2020 | 8 | Mar 18, 2020 | 67 | Jun 23, 2020 | 75 |
| -5.83% | Oct 15, 2010 | 82 | Feb 10, 2011 | 54 | Apr 29, 2011 | 136 |
Volatility
Volatility Chart
The current MFS Inflation-Adjusted Bond Fund volatility is 1.21%, representing the average percentage change in the investments's value, either up or down over the past month. The chart below shows the rolling one-month volatility.