IYM vs. RSBY

Last updated Jul 12, 2026

IYM (iShares U.S. Basic Materials ETF) and RSBY (Return Stacked Bonds & Futures Yield ETF) are both exchange-traded funds - IYM is a Materials fund tracking the Dow Jones U.S. Basic Materials Index, while RSBY is a Multistrategy fund actively managed by Return Stacked. IYM is passively managed, while RSBY is actively managed. Over the past year, IYM returned 24.67% vs 17.35% for RSBY. At a correlation of -0.14, they often move in opposite directions. IYM charges 0.42%/yr vs 0.98%/yr for RSBY.

Performance

IYM vs. RSBY - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in iShares U.S. Basic Materials ETF (IYM) and Return Stacked Bonds & Futures Yield ETF (RSBY). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, IYM achieves a 16.38% return, which is significantly lower than RSBY's 18.52% return.

IYM

• 1D: 0.69%
• 1M: -4.91%
• 6M: 8.64%
• YTD: 16.38%
• 1Y: 24.67%
• 3Y*: 12.07%
• 5Y*: 8.12%
• 10Y*: 10.31%

RSBY

• 1D: -0.60%
• 1M: -0.71%
• 6M: 17.92%
• YTD: 18.52%
• 1Y: 17.35%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

IYM vs. RSBY - Yearly Performance Comparison

	2026 (YTD)	2025	2024
IYM iShares U.S. Basic Materials ETF	16.38%	20.41%	-7.36%
RSBY Return Stacked Bonds & Futures Yield ETF	18.52%	-12.98%	-7.79%

Correlation

The correlation between IYM and RSBY is -0.18, 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	-0.18
Correlation (All Time) Calculated using the full available price history since Aug 21, 2024	-0.14

Return for Risk

IYM vs. RSBY — Risk / Return Rank

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

IYM

IYM Risk / Return Rank: 43
IYM Sharpe Ratio Rank: 43
IYM Sortino Ratio Rank: 41
IYM Omega Ratio Rank: 39
IYM Calmar Ratio Rank: 44
IYM Martin Ratio Rank: 48

RSBY

RSBY Risk / Return Rank: 51
RSBY Sharpe Ratio Rank: 55
RSBY Sortino Ratio Rank: 57
RSBY Omega Ratio Rank: 51
RSBY Calmar Ratio Rank: 54
RSBY 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.

IYM vs. RSBY - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares U.S. Basic Materials ETF (IYM) and Return Stacked Bonds & Futures Yield ETF (RSBY). 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.

	IYM	RSBY	Difference
Sharpe ratio: Return per unit of total volatility	1.22	1.50	-0.28
Sortino ratio: Return per unit of downside risk	1.73	2.18	-0.45
Omega ratio: Gain probability vs. loss probability	1.21	1.26	-0.05
Calmar ratio: Return relative to maximum drawdown	1.78	2.15	-0.37
Martin ratio: Return relative to average drawdown	6.37	5.04	+1.33

IYM vs. RSBY - Sharpe Ratio Comparison

The current IYM Sharpe Ratio is 1.22, which is comparable to the RSBY Sharpe Ratio of 1.50. The chart below compares the historical Sharpe Ratios of IYM and RSBY, 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

IYM vs. RSBY - Drawdown Comparison

The maximum IYM drawdown since its inception was -67.78%, which is greater than RSBY's maximum drawdown of -23.32%. Use the drawdown chart below to compare losses from any high point for IYM and RSBY.

Drawdown Indicators

	IYM	RSBY	Difference
Max Drawdown Largest peak-to-trough decline	-67.78%	-23.32%	-44.46%
Max Drawdown (1Y) Largest decline over 1 year	-13.61%	-7.95%	-5.66%
Max Drawdown (3Y) Largest decline over 3 years	-23.62%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-29.94%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-42.76%	—	—
Current Drawdown Current decline from peak	-5.71%	-6.45%	+0.74%
Average Drawdown Average peak-to-trough decline	-11.42%	-13.35%	+1.93%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.80%	3.39%	+0.41%

Volatility

IYM vs. RSBY - Volatility Comparison

iShares U.S. Basic Materials ETF (IYM) has a higher volatility of 7.05% compared to Return Stacked Bonds & Futures Yield ETF (RSBY) at 3.15%. This indicates that IYM's price experiences larger fluctuations and is considered to be riskier than RSBY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IYM	RSBY	Difference
Volatility (1M) Calculated over the trailing 1-month period	7.05%	3.15%	+3.90%
Volatility (6M) Calculated over the trailing 6-month period	15.84%	8.37%	+7.47%
Volatility (1Y) Calculated over the trailing 1-year period	19.85%	11.41%	+8.44%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	20.51%	13.37%	+7.14%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	21.69%	13.37%	+8.32%

IYM vs. RSBY - Expense Ratio Comparison

IYM has a 0.42% expense ratio, which is lower than RSBY's 0.98% expense ratio.

Dividends

IYM vs. RSBY - Dividend Comparison

IYM's dividend yield for the trailing twelve months is around 1.31%, less than RSBY's 1.75% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
IYM iShares U.S. Basic Materials ETF	1.31%	1.51%	1.65%	1.77%	2.14%	1.48%	1.39%	2.08%	1.68%	1.43%	1.47%	2.04%
RSBY Return Stacked Bonds & Futures Yield ETF	1.75%	2.07%	2.29%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both IYM and RSBY in my portfolio?

IYM and RSBY have a correlation of -0.18, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, IYM or RSBY?

IYM has higher volatility (7.05%) compared to RSBY (3.15%). In terms of maximum drawdown, IYM dropped -67.78% vs RSBY's -23.32%.

Which ETF is better, IYM or RSBY?

On 1-year performance, IYM leads with 24.67% vs 17.35% for RSBY. On fees, IYM is cheaper at 0.42% per year. On volatility, RSBY has been the lower-risk option at 3.15%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, IYM or RSBY?

Over the 1-year period, IYM has performed better with a 24.67% return vs 17.35%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, IYM or RSBY?

IYM is cheaper with a 0.42% expense ratio, compared with 0.98% for RSBY.

Which ETF pays a higher dividend yield, IYM or RSBY?

RSBY has the higher dividend yield at 1.75%, compared with 1.31% for IYM.

What is the main difference between IYM and RSBY?

IYM is categorized as Materials, while RSBY is Multistrategy. They also come from different issuers: iShares and Return Stacked. Their fees differ too: 0.42% for IYM and 0.98% for RSBY.

Which has better risk-adjusted returns?

RSBY currently has the higher Sharpe Ratio (1.50 vs 1.22), 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.