OPER vs. GSY
Compare and contrast key facts about ClearShares Ultra-Short Maturity ETF (OPER) and Invesco Ultra Short Duration ETF (GSY).
OPER and GSY are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. OPER is a passively managed fund by ClearShares that tracks the performance of the ICE BofA U.S. Broad Market Index. It was launched on Jul 10, 2018. GSY is an actively managed fund by Invesco. It was launched on Feb 12, 2008.
Performance
OPER vs. GSY - Performance Comparison
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OPER vs. GSY - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | |
|---|---|---|---|---|---|---|---|---|---|
OPER ClearShares Ultra-Short Maturity ETF | 0.90% | 4.37% | 5.34% | 5.09% | 1.76% | 0.37% | 0.65% | 2.15% | 0.90% |
GSY Invesco Ultra Short Duration ETF | 0.80% | 4.96% | 5.95% | 5.99% | 0.01% | 0.03% | 1.88% | 3.39% | 0.95% |
Returns By Period
In the year-to-date period, OPER achieves a 0.90% return, which is significantly higher than GSY's 0.80% return.
OPER
- 1D
- 0.01%
- 1M
- 0.31%
- YTD
- 0.90%
- 6M
- 1.96%
- 1Y
- 4.09%
- 3Y*
- 4.88%
- 5Y*
- 3.54%
- 10Y*
- —
GSY
- 1D
- 0.04%
- 1M
- 0.08%
- YTD
- 0.80%
- 6M
- 1.92%
- 1Y
- 4.52%
- 3Y*
- 5.49%
- 5Y*
- 3.51%
- 10Y*
- 2.84%
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OPER vs. GSY - Expense Ratio Comparison
OPER has a 0.20% expense ratio, which is lower than GSY's 0.22% expense ratio. Despite the difference, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Return for Risk
OPER vs. GSY — Risk / Return Rank
OPER
GSY
OPER vs. GSY - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for ClearShares Ultra-Short Maturity ETF (OPER) and Invesco Ultra Short Duration ETF (GSY). 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.
| OPER | GSY | Difference | |
|---|---|---|---|
Sharpe ratioReturn per unit of total volatility | 15.57 | 10.64 | +4.93 |
Sortino ratioReturn per unit of downside risk | 42.62 | 24.03 | +18.59 |
Omega ratioGain probability vs. loss probability | 13.98 | 6.27 | +7.71 |
Calmar ratioReturn relative to maximum drawdown | 46.97 | 25.29 | +21.67 |
Martin ratioReturn relative to average drawdown | 387.77 | 176.75 | +211.03 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| OPER | GSY | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 15.57 | 10.64 | +4.93 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 11.24 | 6.07 | +5.18 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | — | 2.33 | — |
Sharpe Ratio (All Time)Calculated using the full available price history | 2.24 | 0.45 | +1.79 |
Correlation
The correlation between OPER and GSY is 0.17, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.
Dividends
OPER vs. GSY - Dividend Comparison
OPER's dividend yield for the trailing twelve months is around 4.15%, less than GSY's 4.43% yield.
| TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
OPER ClearShares Ultra-Short Maturity ETF | 4.15% | 4.32% | 5.21% | 5.03% | 1.71% | 0.36% | 0.64% | 2.08% | 0.89% | 0.00% | 0.00% | 0.00% |
GSY Invesco Ultra Short Duration ETF | 4.43% | 4.56% | 5.31% | 4.95% | 1.70% | 0.58% | 1.45% | 2.71% | 2.30% | 1.80% | 1.21% | 1.17% |
Drawdowns
OPER vs. GSY - Drawdown Comparison
The maximum OPER drawdown since its inception was -2.33%, smaller than the maximum GSY drawdown of -12.14%. Use the drawdown chart below to compare losses from any high point for OPER and GSY.
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Drawdown Indicators
| OPER | GSY | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -2.33% | -12.14% | +9.81% |
Max Drawdown (1Y)Largest decline over 1 year | -0.02% | -0.18% | +0.16% |
Max Drawdown (5Y)Largest decline over 5 years | -0.13% | -1.48% | +1.35% |
Max Drawdown (10Y)Largest decline over 10 years | — | -5.25% | — |
Current DrawdownCurrent decline from peak | 0.00% | 0.00% | 0.00% |
Average DrawdownAverage peak-to-trough decline | -0.16% | -2.41% | +2.25% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.01% | 0.03% | -0.02% |
Volatility
OPER vs. GSY - Volatility Comparison
The current volatility for ClearShares Ultra-Short Maturity ETF (OPER) is 0.05%, while Invesco Ultra Short Duration ETF (GSY) has a volatility of 0.15%. This indicates that OPER experiences smaller price fluctuations and is considered to be less risky than GSY based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| OPER | GSY | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.05% | 0.15% | -0.10% |
Volatility (6M)Calculated over the trailing 6-month period | 0.18% | 0.28% | -0.10% |
Volatility (1Y)Calculated over the trailing 1-year period | 0.28% | 0.43% | -0.15% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 0.32% | 0.58% | -0.26% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 1.24% | 1.22% | +0.02% |