DFSB vs. FOPC

Last updated Jun 24, 2026

DFSB (Dimensional Global Sustainability Fixed Income ETF) and FOPC (Frontier Asset Opportunistic Credit ETF) are both exchange-traded funds - DFSB is a Global Bonds fund actively managed by Dimensional, while FOPC is a Multisector Bonds fund actively managed by Frontier. Both are actively managed. Over the past year, DFSB returned 3.35% vs 3.99% for FOPC. Their correlation of 0.88 suggests significant overlap in exposure. DFSB charges 0.24%/yr vs 0.87%/yr for FOPC.

Performance

DFSB vs. FOPC - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Dimensional Global Sustainability Fixed Income ETF (DFSB) and Frontier Asset Opportunistic Credit ETF (FOPC). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, DFSB achieves a 0.68% return, which is significantly higher than FOPC's 0.50% return.

DFSB

• 1D: -0.55%
• 1M: 0.33%
• YTD: 0.68%
• 6M: 0.68%
• 1Y: 3.35%
• 3Y*: 4.71%
• 5Y*: —
• 10Y*: —

FOPC

• 1D: 0.08%
• 1M: 0.39%
• YTD: 0.50%
• 6M: 0.60%
• 1Y: 3.99%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

DFSB vs. FOPC - Yearly Performance Comparison

	2026 (YTD)	2025	2024
DFSB Dimensional Global Sustainability Fixed Income ETF	0.68%	5.22%	0.23%
FOPC Frontier Asset Opportunistic Credit ETF	0.50%	6.54%	-0.20%

Correlation

The correlation between DFSB and FOPC is 0.88, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.88
Correlation (All Time) Calculated using the full available price history since Dec 20, 2024	0.88

The correlation between DFSB and FOPC has been stable across timeframes, ranging from 0.88 to 0.88 - a consistent structural relationship.

Return for Risk

DFSB vs. FOPC — Risk / Return Rank

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

DFSB

DFSB Risk / Return Rank: 24
DFSB Sharpe Ratio Rank: 25
DFSB Sortino Ratio Rank: 24
DFSB Omega Ratio Rank: 22
DFSB Calmar Ratio Rank: 24
DFSB Martin Ratio Rank: 27

FOPC

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

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.

DFSB vs. FOPC - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Dimensional Global Sustainability Fixed Income ETF (DFSB) and Frontier Asset Opportunistic Credit ETF (FOPC). 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.

	DFSB	FOPC	Difference
Sharpe ratio: Return per unit of total volatility	0.85	1.39	-0.54
Sortino ratio: Return per unit of downside risk	1.26	2.05	-0.79
Omega ratio: Gain probability vs. loss probability	1.15	1.25	-0.10
Calmar ratio: Return relative to maximum drawdown	1.11	1.83	-0.73
Martin ratio: Return relative to average drawdown	3.37	5.91	-2.54

DFSB vs. FOPC - Sharpe Ratio Comparison

The current DFSB Sharpe Ratio is 0.85, which is lower than the FOPC Sharpe Ratio of 1.39. The chart below compares the historical Sharpe Ratios of DFSB and FOPC, 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

DFSB vs. FOPC - Drawdown Comparison

The maximum DFSB drawdown since its inception was -5.16%, which is greater than FOPC's maximum drawdown of -2.18%. Use the drawdown chart below to compare losses from any high point for DFSB and FOPC.

Drawdown Indicators

	DFSB	FOPC	Difference
Max Drawdown Largest peak-to-trough decline	-5.16%	-2.18%	-2.98%
Max Drawdown (1Y) Largest decline over 1 year	-3.04%	-2.18%	-0.86%
Max Drawdown (3Y) Largest decline over 3 years	-4.37%	—	—
Current Drawdown Current decline from peak	-1.27%	-0.94%	-0.33%
Average Drawdown Average peak-to-trough decline	-1.25%	-0.44%	-0.81%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.00%	0.68%	+0.32%

Volatility

DFSB vs. FOPC - Volatility Comparison

Dimensional Global Sustainability Fixed Income ETF (DFSB) has a higher volatility of 1.31% compared to Frontier Asset Opportunistic Credit ETF (FOPC) at 0.96%. This indicates that DFSB's price experiences larger fluctuations and is considered to be riskier than FOPC based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	DFSB	FOPC	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.31%	0.96%	+0.35%
Volatility (6M) Calculated over the trailing 6-month period	3.26%	2.28%	+0.98%
Volatility (1Y) Calculated over the trailing 1-year period	3.94%	2.89%	+1.05%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	5.46%	3.13%	+2.33%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	5.46%	3.13%	+2.33%

DFSB vs. FOPC - Expense Ratio Comparison

DFSB has a 0.24% expense ratio, which is lower than FOPC's 0.87% expense ratio.

Dividends

DFSB vs. FOPC - Dividend Comparison

DFSB's dividend yield for the trailing twelve months is around 3.62%, less than FOPC's 4.26% yield.

Position	TTM	2025	2024	2023	2022
DFSB Dimensional Global Sustainability Fixed Income ETF	3.62%	3.46%	4.35%	5.27%	0.41%
FOPC Frontier Asset Opportunistic Credit ETF	4.26%	4.42%	0.06%	0.00%	0.00%

Frequently Asked Questions

Can I hold both DFSB and FOPC in my portfolio?

DFSB and FOPC have a correlation of 0.88, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, DFSB or FOPC?

DFSB has higher volatility (1.31%) compared to FOPC (0.96%). In terms of maximum drawdown, DFSB dropped -5.16% vs FOPC's -2.18%.

Which ETF is better, DFSB or FOPC?

On 1-year performance, FOPC leads with 3.99% vs 3.35% for DFSB. On fees, DFSB is cheaper at 0.24% per year. On volatility, FOPC has been the lower-risk option at 0.96%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, DFSB or FOPC?

Over the 1-year period, FOPC has performed better with a 3.99% return vs 3.35%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, DFSB or FOPC?

DFSB is cheaper with a 0.24% expense ratio, compared with 0.87% for FOPC.

Which ETF pays a higher dividend yield, DFSB or FOPC?

FOPC has the higher dividend yield at 4.26%, compared with 3.62% for DFSB.

What is the main difference between DFSB and FOPC?

DFSB is categorized as Global Bonds, while FOPC is Multisector Bonds. They also come from different issuers: Dimensional and Frontier. Their fees differ too: 0.24% for DFSB and 0.87% for FOPC.

Which has better risk-adjusted returns?

FOPC currently has the higher Sharpe Ratio (1.39 vs 0.85), 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.