SDD vs. ESIX
SDD (ProShares UltraShort SmallCap600) and ESIX (SPDR S&P SmallCap 600 ESG ETF) are both exchange-traded funds - SDD is a Inverse Equities fund tracking the S&P Small Cap 600 (-200%), while ESIX is a Small Cap Blend Equities fund tracking the S&P SmallCap 600 ESG Index. Both are passively managed. Over the past 3 years, SDD returned -23.30%/yr vs 14.39%/yr for ESIX. At a correlation of -0.98, they often move in opposite directions. SDD charges 0.95%/yr vs 0.12%/yr for ESIX.
Performance
SDD vs. ESIX - Performance Comparison
Loading charts...
Returns By Period
In the year-to-date period, SDD achieves a -23.94% return, which is significantly lower than ESIX's 10.83% return.
SDD
- 1D
- 3.63%
- 1M
- 2.05%
- YTD
- -23.94%
- 6M
- -22.77%
- 1Y
- -41.53%
- 3Y*
- -23.30%
- 5Y*
- -14.95%
- 10Y*
- -26.75%
ESIX
- 1D
- -1.16%
- 1M
- -2.42%
- YTD
- 10.83%
- 6M
- 10.40%
- 1Y
- 22.64%
- 3Y*
- 14.39%
- 5Y*
- —
- 10Y*
- —
SDD vs. ESIX - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | |
|---|---|---|---|---|---|
SDD ProShares UltraShort SmallCap600 | -23.94% | -14.69% | -13.60% | -25.99% | 18.55% |
ESIX SPDR S&P SmallCap 600 ESG ETF | 10.83% | 1.83% | 9.66% | 17.51% | -14.62% |
Correlation
The correlation between SDD and ESIX is -0.94, 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 | -0.94 |
Correlation (3Y) Calculated over the trailing 3-year period | -0.97 |
Correlation (All Time) Calculated using the full available price history since Jan 12, 2022 | -0.98 |
The correlation between SDD and ESIX has been stable across timeframes, ranging from -0.98 to -0.94 - 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. ESIX — Risk / Return Rank
SDD
ESIX
SDD vs. ESIX - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for ProShares UltraShort SmallCap600 (SDD) and SPDR S&P SmallCap 600 ESG ETF (ESIX). 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.
| SDD | ESIX | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -2.35 | ||
| Sortino ratioReturn per unit of downside risk | -3.54 | ||
| Omega ratioGain probability vs. loss probability | 0.81 | 1.21 | -0.41 |
| Calmar ratioReturn relative to maximum drawdown | -0.95 | 2.08 | -3.03 |
| Martin ratioReturn relative to average drawdown | -1.56 | 6.57 | -8.13 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
Loading charts...
Sharpe Ratios by Period
| SDD | ESIX | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | -1.15 | 1.20 | -2.35 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | -0.35 | — | — |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | -0.59 | — | — |
Sharpe Ratio (All Time)Calculated using the full available price history | -0.59 | 0.24 | -0.82 |
Drawdowns
SDD vs. ESIX - Drawdown Comparison
The maximum SDD drawdown since its inception was -99.93%, which is greater than ESIX's maximum drawdown of -27.56%. Use the drawdown chart below to compare losses from any high point for SDD and ESIX.
Loading charts...
Drawdown Indicators
| SDD | ESIX | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -99.93% | -27.56% | -72.37% |
Max Drawdown (1Y)Largest decline over 1 year | -43.74% | -10.18% | -33.56% |
Max Drawdown (3Y)Largest decline over 3 years | -65.26% | -27.56% | -37.70% |
Max Drawdown (5Y)Largest decline over 5 years | -67.68% | — | — |
Max Drawdown (10Y)Largest decline over 10 years | -96.21% | — | — |
Current DrawdownCurrent decline from peak | -99.93% | -2.42% | -97.51% |
Average DrawdownAverage peak-to-trough decline | -86.92% | -8.59% | -78.33% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 26.68% | 3.22% | +23.46% |
Volatility
SDD vs. ESIX - Volatility Comparison
ProShares UltraShort SmallCap600 (SDD) has a higher volatility of 9.35% compared to SPDR S&P SmallCap 600 ESG ETF (ESIX) at 4.19%. This indicates that SDD's price experiences larger fluctuations and is considered to be riskier than ESIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
Loading charts...
Volatility by Period
| SDD | ESIX | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 9.35% | 4.19% | +5.16% |
Volatility (6M)Calculated over the trailing 6-month period | 24.32% | 12.40% | +11.92% |
Volatility (1Y)Calculated over the trailing 1-year period | 36.17% | 17.99% | +18.18% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 43.23% | 21.53% | +21.70% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 45.16% | 21.53% | +23.63% |
SDD vs. ESIX - Expense Ratio Comparison
SDD has a 0.95% expense ratio, which is higher than ESIX's 0.12% expense ratio.
Dividends
SDD vs. ESIX - Dividend Comparison
SDD's dividend yield for the trailing twelve months is around 6.11%, more than ESIX's 1.45% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 |
|---|---|---|---|---|---|---|---|---|---|
ESIX SPDR S&P SmallCap 600 ESG ETF | 1.45% | 1.64% | 1.65% | 1.69% | 1.54% | 0.00% | 0.00% | 0.00% | 0.00% |
SDD ProShares UltraShort SmallCap600 | 6.11% | 5.07% | 4.34% | 3.84% | 0.33% | 0.00% | 0.00% | 1.20% | 0.52% |
Frequently Asked Questions
SDD and ESIX have a correlation of -0.94, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
SDD has higher volatility (9.35%) compared to ESIX (4.19%). In terms of maximum drawdown, SDD dropped -99.93% vs ESIX's -27.56%.
On 3-year performance, ESIX leads with 14.39% vs -23.30% for SDD. On fees, ESIX is cheaper at 0.12% per year. On volatility, ESIX has been the lower-risk option at 4.19%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 3-year period, ESIX has performed better with a 14.39% return vs -23.30%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
ESIX is cheaper with a 0.12% expense ratio, compared with 0.95% for SDD.
SDD has the higher dividend yield at 6.11%, compared with 1.45% for ESIX.
SDD is categorized as Inverse Equities, while ESIX is Small Cap Blend Equities. SDD tracks S&P Small Cap 600 (-200%), while ESIX tracks S&P SmallCap 600 ESG Index. They also come from different issuers: ProShares and State Street. Their fees differ too: 0.95% for SDD and 0.12% for ESIX.
ESIX currently has the higher Sharpe Ratio (1.20 vs -1.15), 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 ESIX
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