AIOO vs. APRB

Last updated Aug 1, 2026

AIOO (AllianzIM U.S. Equity Buffer100 Protection ETF) and APRB (Aptus April Buffer ETF) are both Defined Outcome funds. Both are actively managed. Their 0.78 correlation means they have sometimes moved together and sometimes differently. AIOO charges 0.64%/yr vs 0.25%/yr for APRB.

Performance

AIOO vs. APRB - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in AllianzIM U.S. Equity Buffer100 Protection ETF (AIOO) and Aptus April Buffer ETF (APRB). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, AIOO achieves a 2.41% return, which is significantly lower than APRB's 5.78% return.

AIOO

• 1D: 0.10%
• 1M: 0.20%
• 6M: 2.08%
• YTD: 2.41%
• 1Y: 4.97%
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: 4.72%

APRB

• 1D: 0.30%
• 1M: 0.71%
• 6M: 4.72%
• YTD: 5.78%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: —

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
AIOO AllianzIM U.S. Equity Buffer100 Protection ETF	$338.86K	$297.94K	$421.07K
APRB Aptus April Buffer ETF	$24.58K	$46.66K	$43.31K

AIOO vs. APRB - Yearly Performance Comparison

	2026 (YTD)	2025
AIOO AllianzIM U.S. Equity Buffer100 Protection ETF	2.41%	0.66%
APRB Aptus April Buffer ETF	5.78%	2.48%

Correlation

The correlation between AIOO and APRB is 0.78, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.

	Correlation
Correlation (All Time) Calculated using the full available price history since Oct 14, 2025	0.78

Return for Risk

AIOO vs. APRB — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

AIOO

AIOO Risk / Return Rank: 93
AIOO Sharpe Ratio Rank: 91
AIOO Sortino Ratio Rank: 93
AIOO Omega Ratio Rank: 92
AIOO Calmar Ratio Rank: 96
AIOO Martin Ratio Rank: 94

APRB

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

AIOO vs. APRB - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for AllianzIM U.S. Equity Buffer100 Protection ETF (AIOO) 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.

	AIOO	APRB	Difference
Sharpe ratio: Return per unit of total volatility	2.33	—	—
Sortino ratio: Return per unit of downside risk	3.59	—	—
Omega ratio: Gain probability vs. loss probability	1.44	—	—
Calmar ratio: Return relative to maximum drawdown	6.44	—	—
Martin ratio: Return relative to average drawdown	18.58	—	—

Drawdowns

AIOO vs. APRB - Drawdown Comparison

The maximum AIOO drawdown since its inception was -0.74%, smaller than the maximum APRB drawdown of -4.59%. Use the drawdown chart below to compare losses from any high point for AIOO and APRB.

Drawdown Indicators

	AIOO	APRB	Difference
Max Drawdown Largest peak-to-trough decline	-0.74%	-4.59%	+3.85%
Max Drawdown (1Y) Largest decline over 1 year	-0.74%	—	—
Current Drawdown Current decline from peak	-0.13%	0.00%	-0.13%
Average Drawdown Average peak-to-trough decline	-0.18%	-0.65%	+0.47%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.26%	—	—

Volatility

Volatility by Period

	AIOO	APRB	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.40%	—	—
Volatility (6M) Calculated over the trailing 6-month period	1.39%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	2.05%	5.72%	-3.67%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	2.02%	5.72%	-3.70%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	2.02%	5.72%	-3.70%

AIOO vs. APRB - Expense Ratio Comparison

AIOO has a 0.64% expense ratio, which is higher than APRB's 0.25% expense ratio.

Dividends

AIOO vs. APRB - Dividend Comparison

Neither AIOO nor APRB has paid dividends to shareholders.

Tickers have no history of dividend payments

Frequently Asked Questions

Can I hold both AIOO and APRB in my portfolio?

AIOO and APRB have a correlation of 0.78, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, AIOO or APRB?

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.

Which ETF is cheaper, AIOO or APRB?

APRB is cheaper with a 0.25% expense ratio, compared with 0.64% for AIOO.

Which ETF pays a higher dividend yield, AIOO or APRB?

AIOO and APRB have nearly identical dividend yields, around 0.00%.

What is the main difference between AIOO and APRB?

They also come from different issuers: Allianz and Aptus. Their fees differ too: 0.64% for AIOO and 0.25% for APRB.