LJUL vs. CPSJ

Last updated Apr 17, 2026

LJUL (Innovator Premium Income 15 Buffer ETF - July) and CPSJ (Calamos S&P 500 Structured Alt Protection ETF - July) are both Defined Outcome funds. LJUL is actively managed, while CPSJ is passively managed. Over the past year, LJUL returned 6.91% vs 12.55% for CPSJ. A 0.64 correlation means they provide meaningful diversification when combined. LJUL charges 0.79%/yr vs 0.69%/yr for CPSJ.

Performance

LJUL vs. CPSJ - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Innovator Premium Income 15 Buffer ETF - July (LJUL) and Calamos S&P 500 Structured Alt Protection ETF - July (CPSJ). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, LJUL achieves a 1.29% return, which is significantly lower than CPSJ's 1.58% return.

LJUL

• 1D: 0.02%
• 1M: 0.62%
• YTD: 1.29%
• 6M: 2.88%
• 1Y: 6.91%
• 3Y*: —
• 5Y*: —
• 10Y*: —

CPSJ

• 1D: 0.01%
• 1M: 1.06%
• YTD: 1.58%
• 6M: 2.55%
• 1Y: 12.55%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

LJUL vs. CPSJ - Yearly Performance Comparison

	2026 (YTD)	2025	2024
LJUL Innovator Premium Income 15 Buffer ETF - July	1.29%	5.91%	3.27%
CPSJ Calamos S&P 500 Structured Alt Protection ETF - July	1.58%	7.43%	4.14%

Correlation

The correlation between LJUL and CPSJ is 0.58, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.58
Correlation (All Time) Calculated using the full available price history since Jul 2, 2024	0.64

The correlation between LJUL and CPSJ has been stable across timeframes, ranging from 0.58 to 0.64 — a consistent structural relationship.

Return for Risk

LJUL vs. CPSJ — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

LJUL

LJUL Risk / Return Rank: 97
LJUL Sharpe Ratio Rank: 95
LJUL Sortino Ratio Rank: 97
LJUL Omega Ratio Rank: 97
LJUL Calmar Ratio Rank: 98
LJUL Martin Ratio Rank: 98

CPSJ

CPSJ Risk / Return Rank: 96
CPSJ Sharpe Ratio Rank: 93
CPSJ Sortino Ratio Rank: 97
CPSJ Omega Ratio Rank: 97
CPSJ Calmar Ratio Rank: 95
CPSJ Martin Ratio Rank: 97

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

LJUL vs. CPSJ - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Innovator Premium Income 15 Buffer ETF - July (LJUL) and Calamos S&P 500 Structured Alt Protection ETF - July (CPSJ). 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.

	LJUL	CPSJ	Difference
Sharpe ratio Return per unit of total volatility	3.95	3.60	+0.35
Sortino ratio Return per unit of downside risk	6.64	6.93	-0.29
Omega ratio Gain probability vs. loss probability	2.02	2.00	+0.02
Calmar ratio Return relative to maximum drawdown	12.59	7.63	+4.97
Martin ratio Return relative to average drawdown	59.22	37.49	+21.73
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

LJUL vs. CPSJ - Sharpe Ratio Comparison

The current LJUL Sharpe Ratio is 3.95, which is comparable to the CPSJ Sharpe Ratio of 3.60. The chart below compares the historical Sharpe Ratios of LJUL and CPSJ, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	LJUL	CPSJ	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.95	3.60	+0.35
Sharpe Ratio (All Time) Calculated using the full available price history	1.76	1.57	+0.19

Drawdowns

LJUL vs. CPSJ - Drawdown Comparison

The maximum LJUL drawdown since its inception was -3.21%, smaller than the maximum CPSJ drawdown of -5.36%. Use the drawdown chart below to compare losses from any high point for LJUL and CPSJ.

Drawdown Indicators

	LJUL	CPSJ	Difference
Max Drawdown Largest peak-to-trough decline	-3.21%	-5.36%	+2.15%
Max Drawdown (1Y) Largest decline over 1 year	-0.52%	-1.38%	+0.86%
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-0.12%	-0.48%	+0.36%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.11%	0.31%	-0.20%

Volatility

LJUL vs. CPSJ - Volatility Comparison

The current volatility for Innovator Premium Income 15 Buffer ETF - July (LJUL) is 0.67%, while Calamos S&P 500 Structured Alt Protection ETF - July (CPSJ) has a volatility of 1.24%. This indicates that LJUL experiences smaller price fluctuations and is considered to be less risky than CPSJ based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	LJUL	CPSJ	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.67%	1.24%	-0.57%
Volatility (6M) Calculated over the trailing 6-month period	1.25%	1.76%	-0.51%
Volatility (1Y) Calculated over the trailing 1-year period	1.81%	3.62%	-1.81%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	3.36%	4.74%	-1.38%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	3.36%	4.74%	-1.38%

LJUL vs. CPSJ - Expense Ratio Comparison

LJUL has a 0.79% expense ratio, which is higher than CPSJ's 0.69% expense ratio.

Dividends

LJUL vs. CPSJ - Dividend Comparison

LJUL's dividend yield for the trailing twelve months is around 5.27%, while CPSJ has not paid dividends to shareholders.

	TTM	2025	2024
LJUL Innovator Premium Income 15 Buffer ETF - July	5.27%	5.36%	2.78%
CPSJ Calamos S&P 500 Structured Alt Protection ETF - July	0.00%	0.00%	0.00%