MFSB vs. BNDS

Last updated Jun 23, 2026

MFSB (MFS Active Core Plus Bond ETF) and BNDS (Infrastructure Capital Bond Income ETF) are both Intermediate Core-Plus Bond funds. Both are actively managed. Over the past year, MFSB returned 5.22% vs 11.53% for BNDS. At a 0.49 correlation, their price movements are largely independent. MFSB charges 0.34%/yr vs 0.81%/yr for BNDS.

Performance

MFSB vs. BNDS - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in MFS Active Core Plus Bond ETF (MFSB) and Infrastructure Capital Bond Income ETF (BNDS). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, MFSB achieves a 0.84% return, which is significantly lower than BNDS's 4.80% return.

MFSB

• 1D: -0.24%
• 1M: 0.91%
• YTD: 0.84%
• 6M: 1.07%
• 1Y: 5.22%
• 3Y*: —
• 5Y*: —
• 10Y*: —

BNDS

• 1D: -0.03%
• 1M: 0.70%
• YTD: 4.80%
• 6M: 4.89%
• 1Y: 11.53%
• 3Y*: —
• 5Y*: —
• 10Y*: —

*Multi-year figures are annualized to reflect compound growth (CAGR)

MFSB vs. BNDS - Yearly Performance Comparison

	2026 (YTD)	2025
MFSB MFS Active Core Plus Bond ETF	0.84%	8.97%
BNDS Infrastructure Capital Bond Income ETF	4.80%	8.45%

Correlation

The correlation between MFSB and BNDS is 0.45, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.45
Correlation (All Time) Calculated using the full available price history since Jan 15, 2025	0.49

Return for Risk

MFSB vs. BNDS — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

MFSB

MFSB Risk / Return Rank: 41
MFSB Sharpe Ratio Rank: 43
MFSB Sortino Ratio Rank: 44
MFSB Omega Ratio Rank: 40
MFSB Calmar Ratio Rank: 40
MFSB Martin Ratio Rank: 39

BNDS

BNDS Risk / Return Rank: 87
BNDS Sharpe Ratio Rank: 94
BNDS Sortino Ratio Rank: 95
BNDS Omega Ratio Rank: 95
BNDS Calmar Ratio Rank: 69
BNDS Martin Ratio Rank: 81

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

MFSB vs. BNDS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for MFS Active Core Plus Bond ETF (MFSB) and Infrastructure Capital Bond Income ETF (BNDS). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	MFSB	BNDS	Difference
Sharpe ratio: Return per unit of total volatility	1.46	3.32	-1.86
Sortino ratio: Return per unit of downside risk	2.16	4.87	-2.71
Omega ratio: Gain probability vs. loss probability	1.25	1.70	-0.44
Calmar ratio: Return relative to maximum drawdown	1.94	3.36	-1.43
Martin ratio: Return relative to average drawdown	5.86	15.48	-9.62

MFSB vs. BNDS - Sharpe Ratio Comparison

The current MFSB Sharpe Ratio is 1.46, which is lower than the BNDS Sharpe Ratio of 3.32. The chart below compares the historical Sharpe Ratios of MFSB and BNDS, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

MFSB vs. BNDS - Drawdown Comparison

The maximum MFSB drawdown since its inception was -3.19%, smaller than the maximum BNDS drawdown of -6.96%. Use the drawdown chart below to compare losses from any high point for MFSB and BNDS.

Drawdown Indicators

	MFSB	BNDS	Difference
Max Drawdown Largest peak-to-trough decline	-3.19%	-6.96%	+3.77%
Max Drawdown (1Y) Largest decline over 1 year	-2.71%	-3.45%	+0.74%
Current Drawdown Current decline from peak	-0.98%	-0.09%	-0.89%
Average Drawdown Average peak-to-trough decline	-0.83%	-0.79%	-0.04%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.89%	0.75%	+0.14%

Volatility

MFSB vs. BNDS - Volatility Comparison

MFS Active Core Plus Bond ETF (MFSB) has a higher volatility of 1.11% compared to Infrastructure Capital Bond Income ETF (BNDS) at 0.74%. This indicates that MFSB's price experiences larger fluctuations and is considered to be riskier than BNDS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	MFSB	BNDS	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.11%	0.74%	+0.37%
Volatility (6M) Calculated over the trailing 6-month period	2.78%	2.72%	+0.06%
Volatility (1Y) Calculated over the trailing 1-year period	3.59%	3.50%	+0.09%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	4.23%	5.21%	-0.98%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	4.23%	5.21%	-0.98%

MFSB vs. BNDS - Expense Ratio Comparison

MFSB has a 0.34% expense ratio, which is lower than BNDS's 0.81% expense ratio.

Dividends

MFSB vs. BNDS - Dividend Comparison

MFSB's dividend yield for the trailing twelve months is around 4.57%, less than BNDS's 7.93% yield.

Position	TTM	2025	2024
BNDS Infrastructure Capital Bond Income ETF	7.93%	7.98%	0.00%
MFSB MFS Active Core Plus Bond ETF	4.57%	4.58%	0.37%

Frequently Asked Questions

Can I hold both MFSB and BNDS in my portfolio?

MFSB and BNDS have a correlation of 0.45, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, MFSB or BNDS?

MFSB has higher volatility (1.11%) compared to BNDS (0.74%). In terms of maximum drawdown, MFSB dropped -3.19% vs BNDS's -6.96%.

Which ETF is better, MFSB or BNDS?

On 1-year performance, BNDS leads with 11.53% vs 5.22% for MFSB. On fees, MFSB is cheaper at 0.34% per year. On volatility, BNDS has been the lower-risk option at 0.74%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, MFSB or BNDS?

Over the 1-year period, BNDS has performed better with a 11.53% return vs 5.22%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, MFSB or BNDS?

MFSB is cheaper with a 0.34% expense ratio, compared with 0.81% for BNDS.

Which ETF pays a higher dividend yield, MFSB or BNDS?

BNDS has the higher dividend yield at 7.93%, compared with 4.57% for MFSB.

What is the main difference between MFSB and BNDS?

They also come from different issuers: MFS and InfraCap. Their fees differ too: 0.34% for MFSB and 0.81% for BNDS.

Which has better risk-adjusted returns?

BNDS currently has the higher Sharpe Ratio (3.32 vs 1.46), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.