PSFF vs. KSEP

Last updated Aug 4, 2026

PSFF (Pacer Swan SOS Fund of Funds ETF) and KSEP (Innovator U.S. Small Cap Power Buffer ETF - September) are both Defined Outcome funds. Both are actively managed. Over the past year, PSFF returned 13.22% vs 22.33% for KSEP. Their 0.67 correlation means they have sometimes moved together and sometimes differently. PSFF charges 0.75%/yr vs 0.79%/yr for KSEP.

Performance

PSFF vs. KSEP - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Pacer Swan SOS Fund of Funds ETF (PSFF) and Innovator U.S. Small Cap Power Buffer ETF - September (KSEP). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, PSFF achieves a 7.27% return, which is significantly lower than KSEP's 11.62% return.

PSFF

• 1D: 0.46%
• 1M: 1.26%
• 6M: 6.41%
• YTD: 7.27%
• 1Y: 13.22%
• 3Y*: 12.40%
• 5Y*: 9.45%
• 10Y*: —
• ALL TIME*: 10.04%

KSEP

• 1D: 0.24%
• 1M: 0.96%
• 6M: 8.24%
• YTD: 11.62%
• 1Y: 22.33%
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: 11.49%

*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)
KSEP Innovator U.S. Small Cap Power Buffer ETF - September	$31.44K	$42.04K	$89.83K
PSFF Pacer Swan SOS Fund of Funds ETF	$1.37M	$1.73M	$1.90M

PSFF vs. KSEP - Yearly Performance Comparison

	2026 (YTD)	2025	2024
PSFF Pacer Swan SOS Fund of Funds ETF	7.27%	10.38%	3.02%
KSEP Innovator U.S. Small Cap Power Buffer ETF - September	11.62%	8.54%	1.64%

Correlation

The correlation between PSFF and KSEP is 0.68, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.68
Correlation (All Time) Calculated using the full available price history since Sep 3, 2024	0.67

The correlation between PSFF and KSEP has been stable across timeframes, ranging from 0.67 to 0.68 - a consistent structural relationship.

Return for Risk

PSFF vs. KSEP — Risk / Return Rank

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

PSFF

PSFF Risk / Return Rank: 90
PSFF Sharpe Ratio Rank: 88
PSFF Sortino Ratio Rank: 91
PSFF Omega Ratio Rank: 88
PSFF Calmar Ratio Rank: 87
PSFF Martin Ratio Rank: 93

KSEP

KSEP Risk / Return Rank: 92
KSEP Sharpe Ratio Rank: 89
KSEP Sortino Ratio Rank: 92
KSEP Omega Ratio Rank: 91
KSEP Calmar Ratio Rank: 93
KSEP Martin Ratio Rank: 93

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.

PSFF vs. KSEP - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Pacer Swan SOS Fund of Funds ETF (PSFF) and Innovator U.S. Small Cap Power Buffer ETF - September (KSEP). 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.

	PSFF	KSEP	Difference
Sharpe ratio: Return per unit of total volatility	2.22	2.32	-0.10
Sortino ratio: Return per unit of downside risk	3.41	3.56	-0.16
Omega ratio: Gain probability vs. loss probability	1.41	1.45	-0.04
Calmar ratio: Return relative to maximum drawdown	3.62	4.72	-1.10
Martin ratio: Return relative to average drawdown	17.76	18.46	-0.70

PSFF vs. KSEP - Sharpe Ratio Comparison

The current PSFF Sharpe Ratio is 2.22, which is comparable to the KSEP Sharpe Ratio of 2.32. The chart below compares the historical Sharpe Ratios of PSFF and KSEP, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

PSFF vs. KSEP - Drawdown Comparison

The maximum PSFF drawdown since its inception was -10.78%, smaller than the maximum KSEP drawdown of -14.92%. Use the drawdown chart below to compare losses from any high point for PSFF and KSEP.

Drawdown Indicators

	PSFF	KSEP	Difference
Max Drawdown Largest peak-to-trough decline	-10.78%	-14.92%	+4.14%
Max Drawdown (1Y) Largest decline over 1 year	-3.67%	-4.75%	+1.08%
Max Drawdown (3Y) Largest decline over 3 years	-10.78%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-10.78%	—	—
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-1.56%	-2.28%	+0.72%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.75%	1.21%	-0.46%

Volatility

PSFF vs. KSEP - Volatility Comparison

Pacer Swan SOS Fund of Funds ETF (PSFF) has a higher volatility of 1.72% compared to Innovator U.S. Small Cap Power Buffer ETF - September (KSEP) at 0.89%. This indicates that PSFF's price experiences larger fluctuations and is considered to be riskier than KSEP based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	PSFF	KSEP	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.72%	0.89%	+0.83%
Volatility (6M) Calculated over the trailing 6-month period	4.86%	6.02%	-1.16%
Volatility (1Y) Calculated over the trailing 1-year period	6.00%	9.69%	-3.69%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	9.25%	11.28%	-2.03%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	9.03%	11.28%	-2.25%

PSFF vs. KSEP - Expense Ratio Comparison

PSFF has a 0.75% expense ratio, which is lower than KSEP's 0.79% expense ratio.

Dividends

PSFF vs. KSEP - Dividend Comparison

Neither PSFF nor KSEP has paid dividends to shareholders.

Tickers have no history of dividend payments

Frequently Asked Questions

Can I hold both PSFF and KSEP in my portfolio?

PSFF and KSEP have a correlation of 0.68, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, PSFF or KSEP?

PSFF has higher volatility (1.72%) compared to KSEP (0.89%). In terms of maximum drawdown, PSFF dropped -10.78% vs KSEP's -14.92%.

Which ETF is better, PSFF or KSEP?

On 1-year performance, KSEP leads with 22.33% vs 13.22% for PSFF. On fees, PSFF is cheaper at 0.75% per year. On volatility, KSEP has been the lower-risk option at 0.89%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, PSFF or KSEP?

Over the 1-year period, KSEP has performed better with a 22.33% return vs 13.22%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, PSFF or KSEP?

PSFF is cheaper with a 0.75% expense ratio, compared with 0.79% for KSEP.

Which ETF pays a higher dividend yield, PSFF or KSEP?

PSFF and KSEP have nearly identical dividend yields, around 0.00%.

What is the main difference between PSFF and KSEP?

They also come from different issuers: Pacer and Innovator. Their fees differ too: 0.75% for PSFF and 0.79% for KSEP.

Which has better risk-adjusted returns?

KSEP currently has the higher Sharpe Ratio (2.32 vs 2.22), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.