KOCT vs. OCTB

Last updated Aug 2, 2026

KOCT (Innovator U.S. Small Cap Power Buffer ETF - October) and OCTB (Aptus October Buffer ETF) are both Defined Outcome funds. KOCT is passively managed, while OCTB is actively managed. Their 0.78 correlation means they have sometimes moved together and sometimes differently. KOCT charges 0.79%/yr vs 0.25%/yr for OCTB.

Performance

KOCT vs. OCTB - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Innovator U.S. Small Cap Power Buffer ETF - October (KOCT) 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, KOCT achieves a 11.23% return, which is significantly higher than OCTB's 7.27% return.

KOCT

• 1D: 0.00%
• 1M: 0.39%
• 6M: 8.57%
• YTD: 11.23%
• 1Y: 23.07%
• 3Y*: 9.89%
• 5Y*: 6.87%
• 10Y*: —
• ALL TIME*: 6.51%

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)
KOCT Innovator U.S. Small Cap Power Buffer ETF - October	$1.75M	$948.54K	$494.45K
OCTB Aptus October Buffer ETF	$58.52K	$94.12K	$66.59K

KOCT vs. OCTB - Yearly Performance Comparison

	2026 (YTD)	2025
KOCT Innovator U.S. Small Cap Power Buffer ETF - October	11.23%	1.42%
OCTB Aptus October Buffer ETF	7.27%	2.37%

Correlation

The correlation between KOCT and OCTB 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

KOCT vs. OCTB — Risk / Return Rank

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

KOCT

KOCT Risk / Return Rank: 91
KOCT Sharpe Ratio Rank: 89
KOCT Sortino Ratio Rank: 91
KOCT Omega Ratio Rank: 89
KOCT Calmar Ratio Rank: 93
KOCT 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.

KOCT vs. OCTB - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Innovator U.S. Small Cap Power Buffer ETF - October (KOCT) 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.

	KOCT	OCTB	Difference
Sharpe ratio: Return per unit of total volatility	2.17	—	—
Sortino ratio: Return per unit of downside risk	3.31	—	—
Omega ratio: Gain probability vs. loss probability	1.40	—	—
Calmar ratio: Return relative to maximum drawdown	4.45	—	—
Martin ratio: Return relative to average drawdown	16.72	—	—

Drawdowns

KOCT vs. OCTB - Drawdown Comparison

The maximum KOCT drawdown since its inception was -28.22%, which is greater than OCTB's maximum drawdown of -4.79%. Use the drawdown chart below to compare losses from any high point for KOCT and OCTB.

Drawdown Indicators

	KOCT	OCTB	Difference
Max Drawdown Largest peak-to-trough decline	-28.22%	-4.79%	-23.43%
Max Drawdown (1Y) Largest decline over 1 year	-4.95%	—	—
Max Drawdown (3Y) Largest decline over 3 years	-15.03%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-16.63%	—	—
Current Drawdown Current decline from peak	-0.11%	0.00%	-0.11%
Average Drawdown Average peak-to-trough decline	-4.15%	-0.66%	-3.49%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.32%	—	—

Volatility

Volatility by Period

	KOCT	OCTB	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.35%	—	—
Volatility (6M) Calculated over the trailing 6-month period	6.51%	—	—
Volatility (1Y) Calculated over the trailing 1-year period	10.18%	7.16%	+3.02%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	12.29%	7.16%	+5.13%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	14.46%	7.16%	+7.30%

KOCT vs. OCTB - Expense Ratio Comparison

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

Dividends

KOCT vs. OCTB - Dividend Comparison

Neither KOCT nor OCTB has paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019
KOCT Innovator U.S. Small Cap Power Buffer ETF - October	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.79%
OCTB Aptus October Buffer ETF	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both KOCT and OCTB in my portfolio?

KOCT and OCTB 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, KOCT 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, KOCT or OCTB?

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

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

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

What is the main difference between KOCT and OCTB?

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