SDSI vs. FFUT

Last updated Jun 21, 2026

SDSI (American Century Short Duration Strategic Income ETF) and FFUT (Fidelity Managed Futures ETF) are both exchange-traded funds - SDSI is a Short-Term Bond fund tracking the Bloomberg U.S. 1-3 Year Government/Credit Bond Index, while FFUT is a Systematic Trend fund actively managed by Fidelity. SDSI is passively managed, while FFUT is actively managed. Over the past year, SDSI returned 4.94% vs 19.53% for FFUT. At a correlation of -0.25, they often move in opposite directions. SDSI charges 0.33%/yr vs 0.80%/yr for FFUT.

Performance

SDSI vs. FFUT - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in American Century Short Duration Strategic Income ETF (SDSI) and Fidelity Managed Futures ETF (FFUT). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, SDSI achieves a 1.33% return, which is significantly lower than FFUT's 9.80% return.

SDSI

• 1D: 0.15%
• 1M: 0.35%
• YTD: 1.33%
• 6M: 1.40%
• 1Y: 4.94%
• 3Y*: 5.85%
• 5Y*: —
• 10Y*: —

FFUT

• 1D: -0.37%
• 1M: -2.09%
• YTD: 9.80%
• 6M: 10.73%
• 1Y: 19.53%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

SDSI vs. FFUT - Yearly Performance Comparison

	2026 (YTD)	2025
SDSI American Century Short Duration Strategic Income ETF	1.33%	3.71%
FFUT Fidelity Managed Futures ETF	9.80%	8.58%

Correlation

The correlation between SDSI and FFUT is -0.25, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	-0.25
Correlation (All Time) Calculated using the full available price history since Jun 5, 2025	-0.25

Return for Risk

SDSI vs. FFUT — Risk / Return Rank

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

SDSI

SDSI Risk / Return Rank: 92
SDSI Sharpe Ratio Rank: 93
SDSI Sortino Ratio Rank: 95
SDSI Omega Ratio Rank: 94
SDSI Calmar Ratio Rank: 85
SDSI Martin Ratio Rank: 91

FFUT

FFUT Risk / Return Rank: 66
FFUT Sharpe Ratio Rank: 52
FFUT Sortino Ratio Rank: 52
FFUT Omega Ratio Rank: 55
FFUT Calmar Ratio Rank: 90
FFUT Martin Ratio Rank: 82

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.

SDSI vs. FFUT - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for American Century Short Duration Strategic Income ETF (SDSI) and Fidelity Managed Futures ETF (FFUT). 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.

	SDSI	FFUT	Difference
Sharpe ratio: Return per unit of total volatility	3.20	1.71	+1.48
Sortino ratio: Return per unit of downside risk	4.87	2.44	+2.43
Omega ratio: Gain probability vs. loss probability	1.65	1.33	+0.32
Calmar ratio: Return relative to maximum drawdown	4.42	5.14	-0.72
Martin ratio: Return relative to average drawdown	20.82	15.50	+5.32

SDSI vs. FFUT - Sharpe Ratio Comparison

The current SDSI Sharpe Ratio is 3.20, which is higher than the FFUT Sharpe Ratio of 1.71. The chart below compares the historical Sharpe Ratios of SDSI and FFUT, 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

SDSI vs. FFUT - Drawdown Comparison

The maximum SDSI drawdown since its inception was -1.29%, smaller than the maximum FFUT drawdown of -3.73%. Use the drawdown chart below to compare losses from any high point for SDSI and FFUT.

Drawdown Indicators

	SDSI	FFUT	Difference
Max Drawdown Largest peak-to-trough decline	-1.29%	-3.73%	+2.44%
Max Drawdown (1Y) Largest decline over 1 year	-1.17%	-3.73%	+2.56%
Max Drawdown (3Y) Largest decline over 3 years	-1.29%	—	—
Current Drawdown Current decline from peak	-0.09%	-3.48%	+3.39%
Average Drawdown Average peak-to-trough decline	-0.24%	-0.93%	+0.69%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.25%	1.24%	-0.99%

Volatility

SDSI vs. FFUT - Volatility Comparison

The current volatility for American Century Short Duration Strategic Income ETF (SDSI) is 0.50%, while Fidelity Managed Futures ETF (FFUT) has a volatility of 2.96%. This indicates that SDSI experiences smaller price fluctuations and is considered to be less risky than FFUT based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SDSI	FFUT	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.50%	2.96%	-2.46%
Volatility (6M) Calculated over the trailing 6-month period	1.19%	8.94%	-7.75%
Volatility (1Y) Calculated over the trailing 1-year period	1.62%	11.20%	-9.58%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	2.28%	11.04%	-8.76%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	2.28%	11.04%	-8.76%

SDSI vs. FFUT - Expense Ratio Comparison

SDSI has a 0.33% expense ratio, which is lower than FFUT's 0.80% expense ratio.

Dividends

SDSI vs. FFUT - Dividend Comparison

SDSI's dividend yield for the trailing twelve months is around 4.79%, more than FFUT's 1.90% yield.

Position	TTM	2025	2024	2023	2022
FFUT Fidelity Managed Futures ETF	1.90%	2.09%	0.00%	0.00%	0.00%
SDSI American Century Short Duration Strategic Income ETF	4.79%	4.91%	5.49%	5.37%	0.98%

Frequently Asked Questions

Can I hold both SDSI and FFUT in my portfolio?

SDSI and FFUT have a correlation of -0.25, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, SDSI or FFUT?

FFUT has higher volatility (2.96%) compared to SDSI (0.50%). In terms of maximum drawdown, SDSI dropped -1.29% vs FFUT's -3.73%.

Which ETF is better, SDSI or FFUT?

On 1-year performance, FFUT leads with 19.53% vs 4.94% for SDSI. On fees, SDSI is cheaper at 0.33% per year. On volatility, SDSI has been the lower-risk option at 0.50%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, SDSI or FFUT?

Over the 1-year period, FFUT has performed better with a 19.53% return vs 4.94%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, SDSI or FFUT?

SDSI is cheaper with a 0.33% expense ratio, compared with 0.80% for FFUT.

Which ETF pays a higher dividend yield, SDSI or FFUT?

SDSI has the higher dividend yield at 4.79%, compared with 1.90% for FFUT.

What is the main difference between SDSI and FFUT?

SDSI is categorized as Short-Term Bond, while FFUT is Systematic Trend. They also come from different issuers: American Century and Fidelity. Their fees differ too: 0.33% for SDSI and 0.80% for FFUT.

Which has better risk-adjusted returns?

SDSI currently has the higher Sharpe Ratio (3.20 vs 1.71), 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.