QBSF vs. OCTB

Last updated Aug 1, 2026

QBSF (AllianzIM U.S. Equity Buffer15 ETF) and OCTB (Aptus October Buffer ETF) are both Defined Outcome funds. Both are actively managed. Their 0.79 correlation means they have sometimes moved together and sometimes differently. QBSF charges 0.64%/yr vs 0.25%/yr for OCTB.

Performance

QBSF vs. OCTB - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in AllianzIM U.S. Equity Buffer15 ETF (QBSF) 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, QBSF achieves a 3.20% return, which is significantly lower than OCTB's 7.27% return.

QBSF

• 1D: 0.26%
• 1M: 0.56%
• 6M: 2.73%
• YTD: 3.20%
• 1Y: 7.69%
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: 7.51%

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
QBSF AllianzIM U.S. Equity Buffer15 ETF	$362.72K	$551.94K	$623.95K

QBSF vs. OCTB - Yearly Performance Comparison

	2026 (YTD)	2025
QBSF AllianzIM U.S. Equity Buffer15 ETF	3.20%	2.38%
OCTB Aptus October Buffer ETF	7.27%	2.37%

Correlation

The correlation between QBSF and OCTB is 0.79, 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	0.79

Return for Risk

QBSF vs. OCTB — Risk / Return Rank

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

QBSF

QBSF Risk / Return Rank: 94
QBSF Sharpe Ratio Rank: 94
QBSF Sortino Ratio Rank: 95
QBSF Omega Ratio Rank: 95
QBSF Calmar Ratio Rank: 93
QBSF Martin Ratio Rank: 93

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.

QBSF vs. OCTB - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for AllianzIM U.S. Equity Buffer15 ETF (QBSF) 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.

	QBSF	OCTB	Difference
Sharpe ratio: Return per unit of total volatility	2.65	—	—
Sortino ratio: Return per unit of downside risk	4.06	—	—
Omega ratio: Gain probability vs. loss probability	1.56	—	—
Calmar ratio: Return relative to maximum drawdown	4.63	—	—
Martin ratio: Return relative to average drawdown	17.56	—	—

Drawdowns

QBSF vs. OCTB - Drawdown Comparison

The maximum QBSF drawdown since its inception was -1.58%, smaller than the maximum OCTB drawdown of -4.79%. Use the drawdown chart below to compare losses from any high point for QBSF and OCTB.

Drawdown Indicators

	QBSF	OCTB	Difference
Max Drawdown Largest peak-to-trough decline	-1.58%	-4.79%	+3.21%
Max Drawdown (1Y) Largest decline over 1 year	-1.58%	—	—
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-0.20%	-0.66%	+0.46%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.42%	—	—

Volatility

Volatility by Period

	QBSF	OCTB	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.88%	—	—
Volatility (6M) Calculated over the trailing 6-month period	1.93%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	2.77%	7.16%	-4.39%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	2.69%	7.16%	-4.47%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	2.69%	7.16%	-4.47%

QBSF vs. OCTB - Expense Ratio Comparison

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

Dividends

QBSF vs. OCTB - Dividend Comparison

Neither QBSF nor OCTB has paid dividends to shareholders.

Tickers have no history of dividend payments

Frequently Asked Questions

Can I hold both QBSF and OCTB in my portfolio?

QBSF and OCTB have a correlation of 0.79, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, QBSF 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, QBSF or OCTB?

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

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

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

What is the main difference between QBSF and OCTB?

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