SPBX vs. OCTB

Last updated Aug 2, 2026

SPBX (AllianzIM 6 Month Buffer10 Allocation ETF) and OCTB (Aptus October Buffer ETF) are both Defined Outcome funds. Both are actively managed. Their correlation of 0.94 means they have usually moved in the same direction. SPBX charges 0.79%/yr vs 0.25%/yr for OCTB.

Performance

SPBX vs. OCTB - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in AllianzIM 6 Month Buffer10 Allocation ETF (SPBX) and Aptus October Buffer ETF (OCTB). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

The year-to-date returns for both investments are quite close, with SPBX having a 6.99% return and OCTB slightly higher at 7.27%.

SPBX

• 1D: 0.40%
• 1M: 0.81%
• 6M: 5.96%
• YTD: 6.99%
• 1Y: 12.87%
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: 10.89%

OCTB

• 1D: 0.58%
• 1M: 0.86%
• 6M: 6.48%
• YTD: 7.27%
• 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)
OCTB Aptus October Buffer ETF	$58.52K	$94.12K	$66.59K
SPBX AllianzIM 6 Month Buffer10 Allocation ETF	$439.67K	$807.70K	$429.46K

SPBX vs. OCTB - Yearly Performance Comparison

	2026 (YTD)	2025
SPBX AllianzIM 6 Month Buffer10 Allocation ETF	6.99%	2.39%
OCTB Aptus October Buffer ETF	7.27%	2.37%

Correlation

The correlation between SPBX and OCTB is 0.94, meaning they have usually moved in the same direction, including during past declines.

	Correlation
Correlation (All Time) Calculated using the full available price history since Oct 14, 2025	0.94

Return for Risk

SPBX vs. OCTB — Risk / Return Rank

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

SPBX

SPBX Risk / Return Rank: 86
SPBX Sharpe Ratio Rank: 88
SPBX Sortino Ratio Rank: 90
SPBX Omega Ratio Rank: 90
SPBX Calmar Ratio Rank: 76
SPBX Martin Ratio Rank: 88

OCTB

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.

SPBX vs. OCTB - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for AllianzIM 6 Month Buffer10 Allocation ETF (SPBX) 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.

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.

	SPBX	OCTB	Difference
Sharpe ratio: Return per unit of total volatility	2.16	—	—
Sortino ratio: Return per unit of downside risk	3.17	—	—
Omega ratio: Gain probability vs. loss probability	1.42	—	—
Calmar ratio: Return relative to maximum drawdown	2.74	—	—
Martin ratio: Return relative to average drawdown	13.19	—	—

Drawdowns

SPBX vs. OCTB - Drawdown Comparison

The maximum SPBX drawdown since its inception was -11.11%, which is greater than OCTB's maximum drawdown of -4.79%. Use the drawdown chart below to compare losses from any high point for SPBX and OCTB.

Drawdown Indicators

	SPBX	OCTB	Difference
Max Drawdown Largest peak-to-trough decline	-11.11%	-4.79%	-6.32%
Max Drawdown (1Y) Largest decline over 1 year	-4.49%	—	—
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-1.08%	-0.66%	-0.42%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.93%	—	—

Volatility

Volatility by Period

	SPBX	OCTB	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.57%	—	—
Volatility (6M) Calculated over the trailing 6-month period	4.73%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	5.69%	7.16%	-1.47%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	9.10%	7.16%	+1.94%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	9.10%	7.16%	+1.94%

SPBX vs. OCTB - Expense Ratio Comparison

SPBX has a 0.79% expense ratio, which is higher than OCTB's 0.25% expense ratio.

Dividends

SPBX vs. OCTB - Dividend Comparison

Neither SPBX nor OCTB has paid dividends to shareholders.

Tickers have no history of dividend payments

Frequently Asked Questions

Can I hold both SPBX and OCTB in my portfolio?

With a correlation of 0.94, SPBX and OCTB 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.

Which ETF is better, SPBX 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, SPBX or OCTB?

OCTB is cheaper with a 0.25% expense ratio, compared with 0.79% for SPBX.

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

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

What is the main difference between SPBX and OCTB?

They also come from different issuers: Allianz and Aptus. Their fees differ too: 0.79% for SPBX and 0.25% for OCTB.