FEBU vs. STEN
FEBU (AllianzIM U.S. Equity Buffer15 Uncapped Feb ETF) and STEN (iShares Large Cap 10% Target Buffer Sep ETF) are both Defined Outcome funds. Both are actively managed. With a 0.97 correlation, they move nearly in lockstep. FEBU charges 0.74%/yr vs 0.50%/yr for STEN.
Performance
FEBU vs. STEN - Performance Comparison
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Returns By Period
In the year-to-date period, FEBU achieves a 7.02% return, which is significantly lower than STEN's 7.45% return.
FEBU
- 1D
- -0.30%
- 1M
- -0.11%
- YTD
- 7.02%
- 6M
- 6.63%
- 1Y
- 18.63%
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
STEN
- 1D
- -0.21%
- 1M
- 0.52%
- YTD
- 7.45%
- 6M
- 7.18%
- 1Y
- —
- 3Y*
- —
- 5Y*
- —
- 10Y*
- —
FEBU vs. STEN - Yearly Performance Comparison
| 2026 (YTD) | 2025 | |
|---|---|---|
FEBU AllianzIM U.S. Equity Buffer15 Uncapped Feb ETF | 7.02% | 1.54% |
STEN iShares Large Cap 10% Target Buffer Sep ETF | 7.45% | 2.36% |
Correlation
The correlation between FEBU and STEN is 0.97 - these two move nearly in lockstep. At this level, holding both provides almost no diversification benefit. If you already own one, adding the other does little to reduce portfolio risk.
| Correlation | |
|---|---|
Correlation (All Time) Calculated using the full available price history since Oct 1, 2025 | 0.97 |
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Return for Risk
FEBU vs. STEN — Risk / Return Rank
FEBU
STEN
Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.
FEBU vs. STEN - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for AllianzIM U.S. Equity Buffer15 Uncapped Feb ETF (FEBU) and iShares Large Cap 10% Target Buffer Sep ETF (STEN). 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.
| FEBU | STEN | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | — | — | |
| Sortino ratioReturn per unit of downside risk | — | — | |
| Omega ratioGain probability vs. loss probability | 1.34 | — | — |
| Calmar ratioReturn relative to maximum drawdown | 3.12 | — | — |
| Martin ratioReturn relative to average drawdown | 11.61 | — | — |
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Drawdowns
FEBU vs. STEN - Drawdown Comparison
The maximum FEBU drawdown since its inception was -11.73%, which is greater than STEN's maximum drawdown of -6.21%. Use the drawdown chart below to compare losses from any high point for FEBU and STEN.
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Drawdown Indicators
| FEBU | STEN | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -11.73% | -6.21% | -5.52% |
Max Drawdown (1Y)Largest decline over 1 year | -5.99% | — | — |
Current DrawdownCurrent decline from peak | -1.66% | -0.61% | -1.05% |
Average DrawdownAverage peak-to-trough decline | -1.89% | -0.93% | -0.96% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 1.61% | — | — |
Volatility
FEBU vs. STEN - Volatility Comparison
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Volatility by Period
| FEBU | STEN | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 3.58% | — | — |
Volatility (6M)Calculated over the trailing 6-month period | 7.40% | — | — |
Volatility (1Y)Calculated over the trailing 1-year period | 9.86% | 9.42% | +0.44% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 11.61% | 9.42% | +2.19% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 11.61% | 9.42% | +2.19% |
FEBU vs. STEN - Expense Ratio Comparison
FEBU has a 0.74% expense ratio, which is higher than STEN's 0.50% expense ratio.
Dividends
FEBU vs. STEN - Dividend Comparison
FEBU has not paid dividends to shareholders, while STEN's dividend yield for the trailing twelve months is around 0.29%.
| Position | TTM | 2025 |
|---|---|---|
FEBU AllianzIM U.S. Equity Buffer15 Uncapped Feb ETF | 0.00% | 0.00% |
STEN iShares Large Cap 10% Target Buffer Sep ETF | 0.29% | 0.31% |
Frequently Asked Questions
With a correlation of 0.97, FEBU and STEN move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.
On fees, STEN is cheaper at 0.50% per year. The better choice depends on whether you care most about return, fees, risk, or income.
STEN is cheaper with a 0.50% expense ratio, compared with 0.74% for FEBU.
STEN has the higher dividend yield at 0.29%, compared with 0.00% for FEBU.
They also come from different issuers: Allianz and BlackRock. Their fees differ too: 0.74% for FEBU and 0.50% for STEN.
Find the right allocation for FEBU and STEN
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