AIOO vs. OCTB

Last updated Jun 4, 2026

AIOO (AllianzIM U.S. Equity Buffer100 Protection ETF) and OCTB (Aptus October Buffer ETF) are both Defined Outcome funds. Both are actively managed. A 0.74 correlation means they provide meaningful diversification when combined. AIOO charges 0.64%/yr vs 0.25%/yr for OCTB.

Performance

AIOO vs. OCTB - 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 October Buffer ETF (OCTB). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, AIOO achieves a 2.34% return, which is significantly lower than OCTB's 6.36% return.

AIOO

• 1D: -0.13%
• 1M: 1.13%
• YTD: 2.34%
• 6M: 2.33%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

OCTB

• 1D: 0.06%
• 1M: 2.36%
• YTD: 6.36%
• 6M: 7.12%
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

AIOO vs. OCTB - Yearly Performance Comparison

	2026 (YTD)	2025
AIOO AllianzIM U.S. Equity Buffer100 Protection ETF	2.34%	0.66%
OCTB Aptus October Buffer ETF	6.36%	2.37%

Correlation

The correlation between AIOO and OCTB is 0.74, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (All Time) Calculated using the full available price history since Oct 15, 2025	0.74

Return for Risk

AIOO vs. OCTB - 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 October Buffer ETF (OCTB). 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.

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

Sharpe Ratios by Period

	AIOO	OCTB	Difference
Sharpe Ratio (All Time) Calculated using the full available price history	2.79	2.02	+0.77

Drawdowns

AIOO vs. OCTB - Drawdown Comparison

The maximum AIOO drawdown since its inception was -0.74%, smaller than the maximum OCTB drawdown of -4.79%. Use the drawdown chart below to compare losses from any high point for AIOO and OCTB.

Drawdown Indicators

	AIOO	OCTB	Difference
Max Drawdown Largest peak-to-trough decline	-0.74%	-4.79%	+4.05%
Current Drawdown Current decline from peak	-0.13%	0.00%	-0.13%
Average Drawdown Average peak-to-trough decline	-0.17%	-0.70%	+0.53%

Volatility

Volatility by Period

	AIOO	OCTB	Difference
Volatility (1Y) Calculated over the trailing 1-year period	1.99%	7.22%	-5.23%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	1.99%	7.22%	-5.23%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	1.99%	7.22%	-5.23%

AIOO vs. OCTB - Expense Ratio Comparison

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

Dividends

AIOO vs. OCTB - Dividend Comparison

Neither AIOO nor OCTB has paid dividends to shareholders.

Tickers have no history of dividend payments

Frequently Asked Questions

Can I hold both AIOO and OCTB in my portfolio?

AIOO and OCTB have a correlation of 0.74, 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 OCTB?

On fees, OCTB 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 OCTB?

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

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

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

What is the main difference between AIOO and OCTB?

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