CalamosDefined OutcomeCPSL · Cboe BZX

Calamos Laddered S&P 500 Structured Alt Protection ETF (CPSL)

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Price: $28.28; —11 Sept 2026
Assets: $148.3M; Total net assets
Expense ratio: 0.79%; Category 0.76%
Yield: 0.00%; Trailing distributions

1Y return: 5.5%-4.8%; Category 10.2%
3Y CAGR: —; Category 12.7%
5Y CAGR: —; Category 8.8%

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Calamos Laddered S&P 500 Structured Alt Protection ETF

Calendar-year returns

Fund only: no comparison series covers this fund's history.

Risk statistics

Five years of daily closes. Risk-free rate 4% a year.

Standard deviation: —
Maximum drawdown: —
Sharpe ratio: —
Sortino ratio: —
Beta: —
Alpha: —
R²: —
Information ratio: —
Upside capture: —
Downside capture: —
Tracking error: —

Trailing returns compared with benchmark
Period	1M	3M	6M	YTD	1Y	3YCAGR	5YCAGR	10YCAGR	LaunchCAGR
ETF	+0.1%	+1.4%	+3.9%	+4.0%	+5.5%	—	—	—	+6.4%
Defined Outcome average	0.0%	2.2%	8.0%	7.3%	10.2%	12.7%	8.8%	—	9.0%
Difference	+0.1%	-0.8%	-4.2%	-3.4%	-4.8%	—	—	—	-2.7%

Holdings

The 10 largest positions make up 83.3% of the fund.

Top holdings

Largest holdings by weight
Ticker	Holding	Weight
CPST	Calamos S&P 500 Str Alt Prt ETF-Sep	8.34%
CPSA	Calamos S&P 500 Str Alt Prt ETF-Aug	8.34%
CPSO	Calamos S&P 500 Str Alt Prt ETF-Oct	8.34%
CPSD	Calamos S&P 500 Str Alt Prt ETF-Dec	8.33%
CPSJ	Calamos S&P 500 Str Alt Prt ETF-Jul	8.33%
CPSY	Calamos S&P 500 Str Alt Prt ETF-Jan	8.33%
CPSN	Calamos S&P 500 Str Alt Prt ETF-Nov	8.33%
CPSR	Calamos S&P 500 Str Alt Prt ETF-Mar	8.32%
CPSP	Calamos S&P 500 Str Alt Prt ETF-Apr	8.32%
CPSF	Calamos S&P 500 Str Alt Prt ETF-Feb	8.32%

Asset mix

What the fund is invested in.

Stocks90.6%
Bonds8.3%
Cash1.1%

ETF details

Issuer: Calamos
Category: Alternatives · Defined Outcome
Ticker: CPSL
Exchange: Cboe BZX
Inception: 6 Sept 2024 (2.0 years)
Structure: Exchange Traded Fund
Expense ratio: 0.79% (category 0.76%)
Holdings turnover: 18% (category 4%)
Distribution yield: 0.00%
Beta, 3 years: 0.00
Total net assets: $148.3M

Prices and returns as of 11 Sept 2026; total return with distributions reinvested, before brokerage and taxes. Not investment advice.

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