ZDEK vs. APRB
ZDEK (Innovator Equity Defined Protection ETF - 1 Yr December) and APRB (Aptus April Buffer ETF) are both Defined Outcome funds. Both are actively managed. Their correlation of 0.89 suggests significant overlap in exposure. ZDEK charges 0.79%/yr vs 0.25%/yr for APRB.
Performance
ZDEK vs. APRB - Performance Comparison
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Returns By Period
In the year-to-date period, ZDEK achieves a 2.36% return, which is significantly lower than APRB's 4.53% return.
ZDEK
- 1D
- -0.21%
- 1M
- 0.05%
- YTD
- 2.36%
- 6M
- 2.29%
- 1Y
- 8.37%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
APRB
- 1D
- -0.22%
- 1M
- 0.19%
- YTD
- 4.53%
- 6M
- 4.23%
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
ZDEK vs. APRB - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
ZDEK Innovator Equity Defined Protection ETF - 1 Yr December | 2.36% | 1.93% |
APRB Aptus April Buffer ETF | 4.53% | 2.48% |
Correlation
The correlation between ZDEK and APRB is 0.89, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.
| Correlation | |
|---|---|
Correlation (All Time) Calculated using the full available price history since Oct 14, 2025 | 0.89 |
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Return for Risk
ZDEK vs. APRB — Risk / Return Rank
ZDEK
APRB
Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.
ZDEK vs. APRB - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Innovator Equity Defined Protection ETF - 1 Yr December (ZDEK) and Aptus April Buffer ETF (APRB). 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.
| ZDEK | APRB | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | 1.67 | — | — |
| Calmar ratioReturn relative to maximum drawdown | 5.58 | — | — |
| Martin ratioReturn relative to average drawdown | 28.40 | — | — |
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Drawdowns
ZDEK vs. APRB - Drawdown Comparison
The maximum ZDEK drawdown since its inception was -3.40%, smaller than the maximum APRB drawdown of -4.59%. Use the drawdown chart below to compare losses from any high point for ZDEK and APRB.
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Drawdown Indicators
| ZDEK | APRB | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -3.40% | -4.59% | +1.19% |
Max Drawdown (1Y)Largest decline over 1 year | -1.51% | — | — |
Current DrawdownCurrent decline from peak | -0.28% | -0.45% | +0.17% |
Average DrawdownAverage peak-to-trough decline | -0.44% | -0.71% | +0.27% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.30% | — | — |
Volatility
ZDEK vs. APRB - Volatility Comparison
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Volatility by Period
| ZDEK | APRB | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.70% | — | — |
Volatility (6M)Calculated over the trailing 6-month period | 1.73% | — | — |
Volatility (1Y)Calculated over the trailing 1-year period | 2.70% | 5.97% | -3.27% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 3.30% | 5.97% | -2.67% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 3.30% | 5.97% | -2.67% |
ZDEK vs. APRB - Expense Ratio Comparison
ZDEK has a 0.79% expense ratio, which is higher than APRB's 0.25% expense ratio.
Dividends
ZDEK vs. APRB - Dividend Comparison
Neither ZDEK nor APRB has paid dividends to shareholders.
Frequently Asked Questions
ZDEK and APRB have a correlation of 0.89, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, APRB is cheaper at 0.25% per year. The better choice depends on whether you care most about return, fees, risk, or income.
APRB is cheaper with a 0.25% expense ratio, compared with 0.79% for ZDEK.
ZDEK and APRB have nearly identical dividend yields, around 0.00%.
They also come from different issuers: Innovator and Aptus Capital Advisors. Their fees differ too: 0.79% for ZDEK and 0.25% for APRB.
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