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Performance
MFSB Performance Chart
MFS Active Core Plus Bond ETF (MFSB) is up 0.7% since the beginning of the year. MFSB is currently trading at $25 per share.
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Returns By Period
MFS Active Core Plus Bond ETF (MFSB) has returned 0.65% so far this year and 7.07% over the past 12 months.
MFS Active Core Plus Bond ETF
- 1D
- -0.16%
- 1M
- 0.40%
- YTD
- 0.65%
- 6M
- 0.70%
- 1Y
- 7.07%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
Benchmark (S&P 500 Index)
- 1D
- 0.26%
- 1M
- 4.84%
- YTD
- 2.86%
- 6M
- 6.22%
- 1Y
- 33.47%
- 3Y*
- 19.26%
- 5Y*
- 10.96%
- 10Y*
- 12.89%
MFSB Monthly Returns History
Based on dividend-adjusted daily data since Dec 5, 2024, MFSB's average daily return is +0.02%, while the average monthly return is +0.38%. At this rate, an investment would double in approximately 15.2 years.
Historically, 65% of months were positive and 35% were negative. The best month was Feb 2025 with a return of +2.0%, while the worst month was Mar 2026 at -2.0%. The longest winning streak lasted 4 consecutive months, and the longest losing streak was 1 months.
On a daily basis, MFSB closed higher 53% of trading days. The best single day was Jan 15, 2025 with a return of +0.9%, while the worst single day was Apr 7, 2025 at -1.6%.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0.28% | 1.56% | -2.00% | 0.84% | 0.65% | ||||||||
| 2025 | 0.15% | 1.98% | -0.09% | 0.23% | -0.24% | 1.81% | -0.05% | 1.08% | 1.24% | 0.61% | 0.54% | -0.07% | 7.40% |
| 2024 | -1.50% | -1.50% |
Benchmark Metrics
MFS Active Core Plus Bond ETF has an annualized alpha of 4.22%, beta of 0.05, and R² of 0.04 versus S&P 500 Index. Calculated based on daily prices since December 06, 2024.
- This ETF captured 16.41% of S&P 500 Index gains and tended to rise during its downturns (downside capture of -0.36%) — a profile typical of hedging or uncorrelated assets.
- Beta of 0.05 may look defensive, but with R² of 0.04 this ETF is largely uncorrelated with S&P 500 Index — low beta reflects independence, not downside protection. See the Volatility section for a true picture of this ETF's risk.
- R² of 0.04 means this ETF moves largely independently of S&P 500 Index — capture ratios reflect limited market correlation rather than active downside protection. Consider using a more representative benchmark.
- Alpha
- 4.22%
- Beta
- 0.05
- R²
- 0.04
- Upside Capture
- 16.41%
- Downside Capture
- -0.36%
Expense Ratio
MFSB has an expense ratio of 0.34%, placing it in the medium range.
Return for Risk
Risk / Return Rank
MFSB ranks 45 for risk / return — on par with similar ETFs. You're getting a typical balance of risk and reward. Not a standout, but not a red flag either — a reasonable choice if other factors align with your goals.
Return / Risk — by metrics
The table below present risk-adjusted performance metrics for MFS Active Core Plus Bond ETF (MFSB) and compare them to a chosen benchmark (S&P 500 Index).
| MFSB | Benchmark | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 1.91 | 2.59 | -0.68 |
Sortino ratioReturn per unit of downside risk | 2.80 | 3.60 | -0.80 |
Omega ratioGain probability vs. loss probability | 1.34 | 1.48 | -0.14 |
Calmar ratioReturn relative to maximum drawdown | 2.81 | 3.33 | -0.52 |
Martin ratioReturn relative to average drawdown | 10.35 | 15.04 | -4.68 |
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 MFSB risk-adjusted metrics in detail
Dive deeper into individual metrics with historical trends, benchmark comparisons, and performance across different time periods.
Dividends
Dividend History
MFS Active Core Plus Bond ETF provided a 4.59% dividend yield over the last twelve months, with an annual payout of $1.15 per share.
| Period | TTM | 2025 | 2024 |
|---|---|---|---|
| Dividend | $1.15 | $1.16 | $0.09 |
Dividend yield | 4.59% | 4.58% | 0.37% |
Monthly Dividends
The table displays the monthly dividend distributions for MFS Active Core Plus Bond ETF. 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 | $0.10 | $0.09 | $0.09 | $0.00 | $0.28 | ||||||||
| 2025 | $0.09 | $0.09 | $0.10 | $0.10 | $0.10 | $0.09 | $0.11 | $0.10 | $0.09 | $0.10 | $0.09 | $0.10 | $1.16 |
| 2024 | $0.09 | $0.09 |
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 MFS Active Core Plus Bond ETF. 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 Active Core Plus Bond ETF was 3.19%, occurring on Jan 14, 2025. Recovery took 28 trading sessions.
The current MFS Active Core Plus Bond ETF drawdown is 1.17%.
Depth | Start | To Bottom | Bottom | To Recover | End | Total |
|---|---|---|---|---|---|---|
| -3.19% | Dec 9, 2024 | 24 | Jan 14, 2025 | 28 | Feb 25, 2025 | 52 |
| -2.76% | Apr 7, 2025 | 5 | Apr 11, 2025 | 47 | Jun 20, 2025 | 52 |
| -2.71% | Mar 2, 2026 | 20 | Mar 27, 2026 | — | — | — |
| -0.98% | Oct 29, 2025 | 6 | Nov 5, 2025 | 15 | Nov 26, 2025 | 21 |
| -0.98% | Jul 2, 2025 | 9 | Jul 15, 2025 | 10 | Jul 29, 2025 | 19 |
Volatility
Volatility Chart
The chart below shows the rolling one-month volatility.
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