IUS vs. YCS
IUS (Invesco RAFI Strategic US ETF) and YCS (ProShares UltraShort Yen) are both exchange-traded funds - IUS is a Large Cap Blend Equities fund tracking the Invesco Strategic US Index, while YCS is a Leveraged Currency fund tracking the USD/JPY Exchange Rate (-200%). Both are passively managed. Over the past 5 years, IUS returned 13.86%/yr vs 23.50%/yr for YCS. At a 0.04 correlation, their price movements are largely independent. IUS charges 0.19%/yr vs 1.00%/yr for YCS.
Performance
IUS vs. YCS - Performance Comparison
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Returns By Period
In the year-to-date period, IUS achieves a 14.45% return, which is significantly higher than YCS's 9.78% return.
IUS
- 1D
- -0.44%
- 1M
- 0.19%
- YTD
- 14.45%
- 6M
- 14.22%
- 1Y
- 31.41%
- 3Y*
- 19.92%
- 5Y*
- 13.86%
- 10Y*
- —
YCS
- 1D
- 0.40%
- 1M
- 3.71%
- YTD
- 9.78%
- 6M
- 9.63%
- 1Y
- 31.36%
- 3Y*
- 18.43%
- 5Y*
- 23.50%
- 10Y*
- 13.63%
IUS vs. YCS - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | |
|---|---|---|---|---|---|---|---|---|---|
IUS Invesco RAFI Strategic US ETF | 14.45% | 16.94% | 16.51% | 20.79% | -8.34% | 32.17% | 15.09% | 29.34% | -12.28% |
YCS ProShares UltraShort Yen | 9.78% | 9.04% | 35.41% | 28.70% | 29.09% | 22.38% | -11.18% | 3.37% | -1.86% |
Correlation
The correlation between IUS and YCS is -0.21, 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 | -0.21 |
Correlation (3Y) Calculated over the trailing 3-year period | -0.06 |
Correlation (5Y) Calculated over the trailing 5-year period | -0.03 |
Correlation (All Time) Calculated using the full available price history since Sep 12, 2018 | 0.04 |
The correlation between IUS and YCS shifts across timeframes, from -0.21 (1 year) to 0.04 (all time), reflecting how their relationship changes across market environments.
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Return for Risk
IUS vs. YCS — Risk / Return Rank
IUS
YCS
IUS vs. YCS - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Invesco RAFI Strategic US ETF (IUS) and ProShares UltraShort Yen (YCS). 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.
| IUS | YCS | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.09 | ||
| Sortino ratioReturn per unit of downside risk | +1.65 | ||
| Omega ratioGain probability vs. loss probability | 1.53 | 1.35 | +0.19 |
| Calmar ratioReturn relative to maximum drawdown | 5.13 | 3.79 | +1.34 |
| Martin ratioReturn relative to average drawdown | 21.42 | 11.86 | +9.56 |
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Drawdowns
IUS vs. YCS - Drawdown Comparison
The maximum IUS drawdown since its inception was -34.67%, smaller than the maximum YCS drawdown of -49.56%. Use the drawdown chart below to compare losses from any high point for IUS and YCS.
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Drawdown Indicators
| IUS | YCS | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -34.67% | -49.56% | +14.89% |
Max Drawdown (1Y)Largest decline over 1 year | -6.15% | -8.30% | +2.15% |
Max Drawdown (3Y)Largest decline over 3 years | -15.61% | -23.05% | +7.44% |
Max Drawdown (5Y)Largest decline over 5 years | -18.72% | -27.32% | +8.60% |
Max Drawdown (10Y)Largest decline over 10 years | — | -27.32% | — |
Current DrawdownCurrent decline from peak | -1.74% | 0.00% | -1.74% |
Average DrawdownAverage peak-to-trough decline | -3.85% | -19.88% | +16.03% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.47% | 2.65% | -1.18% |
Volatility
IUS vs. YCS - Volatility Comparison
Invesco RAFI Strategic US ETF (IUS) has a higher volatility of 3.84% compared to ProShares UltraShort Yen (YCS) at 2.22%. This indicates that IUS's price experiences larger fluctuations and is considered to be riskier than YCS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| IUS | YCS | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 3.84% | 2.22% | +1.62% |
Volatility (6M)Calculated over the trailing 6-month period | 8.03% | 12.19% | -4.16% |
Volatility (1Y)Calculated over the trailing 1-year period | 10.71% | 16.96% | -6.25% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 15.03% | 21.10% | -6.07% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 18.03% | 18.96% | -0.93% |
IUS vs. YCS - Expense Ratio Comparison
IUS has a 0.19% expense ratio, which is lower than YCS's 1.00% expense ratio.
Dividends
IUS vs. YCS - Dividend Comparison
IUS's dividend yield for the trailing twelve months is around 1.62%, while YCS has not paid dividends to shareholders.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 |
|---|---|---|---|---|---|---|---|---|---|
IUS Invesco RAFI Strategic US ETF | 1.62% | 1.48% | 1.52% | 1.72% | 1.78% | 1.46% | 1.74% | 1.77% | 0.73% |
YCS ProShares UltraShort Yen | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
IUS and YCS have a correlation of -0.21, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
IUS has higher volatility (3.84%) compared to YCS (2.22%). In terms of maximum drawdown, IUS dropped -34.67% vs YCS's -49.56%.
On 5-year performance, YCS leads with 23.50% vs 13.86% for IUS. On fees, IUS is cheaper at 0.19% per year. On volatility, YCS has been the lower-risk option at 2.22%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 5-year period, YCS has performed better with a 23.50% return vs 13.86%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
IUS is cheaper with a 0.19% expense ratio, compared with 1.00% for YCS.
IUS has the higher dividend yield at 1.62%, compared with 0.00% for YCS.
IUS is categorized as Large Cap Blend Equities, while YCS is Leveraged Currency. IUS tracks Invesco Strategic US Index, while YCS tracks USD/JPY Exchange Rate (-200%). They also come from different issuers: Invesco and ProShares. Their fees differ too: 0.19% for IUS and 1.00% for YCS.
IUS currently has the higher Sharpe Ratio (2.95 vs 1.86), 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.
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