KAPR vs. SMST

Last updated Jul 12, 2026

KAPR (Innovator Russell 2000 Power Buffer ETF - April) and SMST (Defiance Daily Target 2X Short MSTR ETF) are both exchange-traded funds - KAPR is a Defined Outcome fund tracking the Russell 2000 Index, while SMST is a Inverse Equities fund actively managed by Defiance. KAPR is passively managed, while SMST is actively managed. Over the past year, KAPR returned 21.34% vs 223.04% for SMST. At a correlation of -0.43, they often move in opposite directions. KAPR charges 0.79%/yr vs 1.29%/yr for SMST.

Performance

KAPR vs. SMST - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Innovator Russell 2000 Power Buffer ETF - April (KAPR) and Defiance Daily Target 2X Short MSTR ETF (SMST). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, KAPR achieves a 13.15% return, which is significantly higher than SMST's -31.56% return.

KAPR

• 1D: -0.05%
• 1M: 1.22%
• 6M: 11.83%
• YTD: 13.15%
• 1Y: 21.34%
• 3Y*: 12.75%
• 5Y*: 7.58%
• 10Y*: —

SMST

• 1D: -1.67%
• 1M: 37.17%
• 6M: -24.18%
• YTD: -31.56%
• 1Y: 223.04%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

KAPR vs. SMST - Yearly Performance Comparison

	2026 (YTD)	2025	2024
KAPR Innovator Russell 2000 Power Buffer ETF - April	13.15%	7.42%	3.23%
SMST Defiance Daily Target 2X Short MSTR ETF	-31.56%	-44.36%	-91.71%

Correlation

The correlation between KAPR and SMST is -0.43, 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	-0.43
Correlation (All Time) Calculated using the full available price history since Aug 21, 2024	-0.43

Return for Risk

KAPR vs. SMST — Risk / Return Rank

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

KAPR

KAPR Risk / Return Rank: 96
KAPR Sharpe Ratio Rank: 96
KAPR Sortino Ratio Rank: 96
KAPR Omega Ratio Rank: 96
KAPR Calmar Ratio Rank: 97
KAPR Martin Ratio Rank: 97

SMST

SMST Risk / Return Rank: 53
SMST Sharpe Ratio Rank: 49
SMST Sortino Ratio Rank: 58
SMST Omega Ratio Rank: 58
SMST Calmar Ratio Rank: 60
SMST Martin Ratio Rank: 38

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.

KAPR vs. SMST - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Innovator Russell 2000 Power Buffer ETF - April (KAPR) and Defiance Daily Target 2X Short MSTR ETF (SMST). 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.

	KAPR	SMST	Difference
Sharpe ratio: Return per unit of total volatility	3.16	1.37	+1.79
Sortino ratio: Return per unit of downside risk	4.93	2.22	+2.71
Omega ratio: Gain probability vs. loss probability	1.66	1.29	+0.37
Calmar ratio: Return relative to maximum drawdown	8.24	2.39	+5.84
Martin ratio: Return relative to average drawdown	39.03	4.64	+34.39

KAPR vs. SMST - Sharpe Ratio Comparison

The current KAPR Sharpe Ratio is 3.16, which is higher than the SMST Sharpe Ratio of 1.37. The chart below compares the historical Sharpe Ratios of KAPR and SMST, 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

KAPR vs. SMST - Drawdown Comparison

The maximum KAPR drawdown since its inception was -16.91%, smaller than the maximum SMST drawdown of -99.25%. Use the drawdown chart below to compare losses from any high point for KAPR and SMST.

Drawdown Indicators

	KAPR	SMST	Difference
Max Drawdown Largest peak-to-trough decline	-16.91%	-99.25%	+82.34%
Max Drawdown (1Y) Largest decline over 1 year	-2.52%	-85.39%	+82.87%
Max Drawdown (3Y) Largest decline over 3 years	-16.84%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-16.91%	—	—
Current Drawdown Current decline from peak	-0.17%	-97.31%	+97.14%
Average Drawdown Average peak-to-trough decline	-3.86%	-90.88%	+87.02%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.54%	43.98%	-43.44%

Volatility

KAPR vs. SMST - Volatility Comparison

The current volatility for Innovator Russell 2000 Power Buffer ETF - April (KAPR) is 1.89%, while Defiance Daily Target 2X Short MSTR ETF (SMST) has a volatility of 56.47%. This indicates that KAPR experiences smaller price fluctuations and is considered to be less risky than SMST based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	KAPR	SMST	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.89%	56.47%	-54.58%
Volatility (6M) Calculated over the trailing 6-month period	4.61%	135.94%	-131.33%
Volatility (1Y) Calculated over the trailing 1-year period	6.57%	149.09%	-142.52%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	11.75%	167.87%	-156.12%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	11.61%	167.87%	-156.26%

KAPR vs. SMST - Expense Ratio Comparison

KAPR has a 0.79% expense ratio, which is lower than SMST's 1.29% expense ratio.

Dividends

KAPR vs. SMST - Dividend Comparison

Neither KAPR nor SMST has paid dividends to shareholders.

Tickers have no history of dividend payments

Frequently Asked Questions

Can I hold both KAPR and SMST in my portfolio?

KAPR and SMST have a correlation of -0.43, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, KAPR or SMST?

SMST has higher volatility (56.47%) compared to KAPR (1.89%). In terms of maximum drawdown, KAPR dropped -16.91% vs SMST's -99.25%.

Which ETF is better, KAPR or SMST?

On 1-year performance, SMST leads with 223.04% vs 21.34% for KAPR. On fees, KAPR is cheaper at 0.79% per year. On volatility, KAPR has been the lower-risk option at 1.89%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, KAPR or SMST?

Over the 1-year period, SMST has performed better with a 223.04% return vs 21.34%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, KAPR or SMST?

KAPR is cheaper with a 0.79% expense ratio, compared with 1.29% for SMST.

Which ETF pays a higher dividend yield, KAPR or SMST?

KAPR and SMST have nearly identical dividend yields, around 0.00%.

What is the main difference between KAPR and SMST?

KAPR is categorized as Defined Outcome, while SMST is Inverse Equities. They also come from different issuers: Innovator and Defiance. Their fees differ too: 0.79% for KAPR and 1.29% for SMST.

Which has better risk-adjusted returns?

KAPR currently has the higher Sharpe Ratio (3.16 vs 1.37), 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.