SDD vs. IJS
SDD (ProShares UltraShort SmallCap600) and IJS (iShares S&P SmallCap 600 Value ETF) are both exchange-traded funds - SDD is a Inverse Equities fund tracking the S&P Small Cap 600 (-200%), while IJS is a Small Cap Value Equities fund tracking the S&P SmallCap 600 Value Index. Both are passively managed. Over the past 10 years, SDD returned -26.98%/yr vs 9.96%/yr for IJS. At a correlation of -0.92, they often move in opposite directions. SDD charges 0.95%/yr vs 0.25%/yr for IJS.
Performance
SDD vs. IJS - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, SDD achieves a -32.06% return, which is significantly lower than IJS's 19.39% return. Over the past 10 years, SDD has underperformed IJS with an annualized return of -26.98%, while IJS has yielded a comparatively higher 9.96% annualized return.
SDD
- 1D
- 0.02%
- 1M
- -2.88%
- 6M
- -25.07%
- YTD
- -32.06%
- 1Y
- -40.76%
- 3Y*
- -24.65%
- 5Y*
- -17.22%
- 10Y*
- -26.98%
IJS
- 1D
- 0.49%
- 1M
- 0.05%
- 6M
- 12.74%
- YTD
- 19.39%
- 1Y
- 32.14%
- 3Y*
- 13.76%
- 5Y*
- 7.16%
- 10Y*
- 9.96%
SDD vs. IJS - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
SDD ProShares UltraShort SmallCap600 | -32.06% | -14.69% | -13.60% | -25.99% | 20.50% | -46.57% | -55.11% | -36.30% | 14.10% | -25.45% |
IJS iShares S&P SmallCap 600 Value ETF | 19.39% | 6.54% | 7.33% | 14.68% | -11.34% | 30.53% | 2.63% | 24.11% | -12.86% | 11.35% |
Correlation
The correlation between SDD and IJS is -0.97, 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 | -0.97 |
Correlation (3Y) Calculated over the trailing 3-year period | -0.97 |
Correlation (5Y) Calculated over the trailing 5-year period | -0.98 |
Correlation (10Y) Calculated over the trailing 10-year period | -0.93 |
Correlation (All Time) Calculated using the full available price history since Jan 25, 2007 | -0.92 |
The correlation between SDD and IJS has been stable across timeframes, ranging from -0.98 to -0.92 - a consistent structural relationship.
Compare stocks, funds, or ETFs
Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.
Return for Risk
SDD vs. IJS — Risk / Return Rank
SDD
IJS
SDD vs. IJS - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for ProShares UltraShort SmallCap600 (SDD) and iShares S&P SmallCap 600 Value ETF (IJS). 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.
| SDD | IJS | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -2.80 | ||
| Sortino ratioReturn per unit of downside risk | -4.07 | ||
| Omega ratioGain probability vs. loss probability | 0.82 | 1.30 | -0.48 |
| Calmar ratioReturn relative to maximum drawdown | -0.83 | 3.31 | -4.14 |
| Martin ratioReturn relative to average drawdown | -1.45 | 10.91 | -12.35 |
Loading charts...
Drawdowns
SDD vs. IJS - Drawdown Comparison
The maximum SDD drawdown since its inception was -99.94%, which is greater than IJS's maximum drawdown of -60.11%. Use the drawdown chart below to compare losses from any high point for SDD and IJS.
Loading charts...
Drawdown Indicators
| SDD | IJS | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -99.94% | -60.11% | -39.83% |
Max Drawdown (1Y)Largest decline over 1 year | -47.71% | -9.28% | -38.43% |
Max Drawdown (3Y)Largest decline over 3 years | -69.10% | -28.65% | -40.45% |
Max Drawdown (5Y)Largest decline over 5 years | -71.26% | -28.65% | -42.61% |
Max Drawdown (10Y)Largest decline over 10 years | -96.11% | -47.68% | -48.43% |
Current DrawdownCurrent decline from peak | -99.94% | -1.42% | -98.52% |
Average DrawdownAverage peak-to-trough decline | -86.96% | -9.86% | -77.10% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 27.29% | 2.83% | +24.46% |
Volatility
SDD vs. IJS - Volatility Comparison
ProShares UltraShort SmallCap600 (SDD) has a higher volatility of 8.95% compared to iShares S&P SmallCap 600 Value ETF (IJS) at 4.45%. This indicates that SDD's price experiences larger fluctuations and is considered to be riskier than IJS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| SDD | IJS | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 8.95% | 4.45% | +4.50% |
Volatility (6M)Calculated over the trailing 6-month period | 24.79% | 11.81% | +12.98% |
Volatility (1Y)Calculated over the trailing 1-year period | 35.96% | 18.10% | +17.86% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 43.10% | 21.86% | +21.24% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 45.02% | 23.53% | +21.49% |
SDD vs. IJS - Expense Ratio Comparison
SDD has a 0.95% expense ratio, which is higher than IJS's 0.25% expense ratio.
Dividends
SDD vs. IJS - Dividend Comparison
SDD's dividend yield for the trailing twelve months is around 6.33%, more than IJS's 1.33% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IJS iShares S&P SmallCap 600 Value ETF | 1.33% | 1.62% | 1.78% | 1.42% | 1.46% | 1.52% | 1.00% | 1.66% | 1.75% | 1.41% | 1.22% | 1.59% |
SDD ProShares UltraShort SmallCap600 | 6.33% | 5.07% | 4.34% | 3.84% | 0.33% | 0.00% | 0.00% | 1.20% | 0.52% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
SDD and IJS have a correlation of -0.97, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
SDD has higher volatility (8.95%) compared to IJS (4.45%). In terms of maximum drawdown, SDD dropped -99.94% vs IJS's -60.11%.
On 10-year performance, IJS leads with 9.96% vs -26.98% for SDD. On fees, IJS is cheaper at 0.25% per year. On volatility, IJS has been the lower-risk option at 4.45%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 10-year period, IJS has performed better with a 9.96% return vs -26.98%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
IJS is cheaper with a 0.25% expense ratio, compared with 0.95% for SDD.
SDD has the higher dividend yield at 6.33%, compared with 1.33% for IJS.
SDD is categorized as Inverse Equities, while IJS is Small Cap Value Equities. SDD tracks S&P Small Cap 600 (-200%), while IJS tracks S&P SmallCap 600 Value Index. They also come from different issuers: ProShares and iShares. Their fees differ too: 0.95% for SDD and 0.25% for IJS.
IJS currently has the higher Sharpe Ratio (1.70 vs -1.10), 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.
Find the right allocation for SDD and IJS
Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.
Open Portfolio Optimizer