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Issuer
Calamos
Inception Date
Apr 1, 2025
Region
North America (U.S.)
Leveraged
1x (No leverage)
Index Tracked
No Index (Active)
Domicile
United States
Distribution Policy
Accumulating
Asset Class
Alternatives
Assets Under Management
$13M

Share Price Chart


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Performance

CPRA Performance Chart

Calamos Russell 2000 Structured Alt Protection ETF - April (CPRA) is up 4.0% since the beginning of the year. CPRA is currently trading at $28 per share.


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S&P 500 Index

Returns By Period

Calamos Russell 2000 Structured Alt Protection ETF - April (CPRA) has returned 3.98% so far this year and 9.22% over the past 12 months.


Calamos Russell 2000 Structured Alt Protection ETF - April

1D
0.16%
1M
0.40%
YTD
3.98%
6M
4.07%
1Y
9.22%
3Y*
5Y*
10Y*

Benchmark (S&P 500 Index)

1D
0.00%
1M
-0.71%
YTD
8.39%
6M
8.57%
1Y
24.33%
3Y*
18.94%
5Y*
12.24%
10Y*
13.54%
*Multi-year figures are annualized to reflect compound growth (CAGR)

CPRA Monthly Returns History

Based on dividend-adjusted daily data since Apr 1, 2025, CPRA's average daily return is +0.03%, while the average monthly return is +0.71%. At this rate, an investment would double in approximately 8.2 years.

Historically, 100% of months were positive and 0% were negative. The best month was Apr 2026 with a return of +1.7%, while the worst month was Apr 2025 at 0.1%. The longest winning streak lasted 15 consecutive months, and the longest losing streak was 0 months.

On a daily basis, CPRA closed higher 63% of trading days. The best single day was Apr 9, 2025 with a return of +0.9%, while the worst single day was Apr 3, 2025 at -1.0%.


JanFebMarAprMayJunJulAugSepOctNovDecTotal
20260.60%0.40%0.36%1.74%0.64%0.18%3.98%
20250.14%1.05%1.27%0.57%1.39%0.69%0.44%0.50%0.68%6.93%

Benchmark Metrics

Calamos Russell 2000 Structured Alt Protection ETF - April has an annualized alpha of 5.87%, beta of 0.12, and R2 of 0.61 versus S&P 500 Index. Calculated based on daily prices since April 01, 2025.

  • This ETF captured 20.06% of S&P 500 Index gains and tended to rise during its downturns (downside capture of -21.88%) - a profile typical of hedging or uncorrelated assets.
  • This ETF generated an annualized alpha of 5.87% versus S&P 500 Index - delivering returns beyond what market exposure alone would predict.
  • Beta of 0.12 indicates this ETF moves significantly less than S&P 500 Index - a genuinely defensive profile with reduced participation in both market rallies and downturns.

Alpha
5.87%
Beta
0.12
0.61
Upside Capture
20.06%
Downside Capture
-21.88%

Expense Ratio

CPRA has an expense ratio of 0.69%, placing it in the medium range.


Return for Risk

Risk / Return Rank

CPRA ranks 97 for risk / return — in the top 97% of ETFs on our site. This means strong returns relative to risk — exactly what professional investors look for. Well-suited for investors who want to maximize return per unit of risk.


CPRA Risk / Return Rank: 9797
Overall Rank
CPRA Sharpe Ratio Rank: 9696
Sharpe Ratio Rank
CPRA Sortino Ratio Rank: 9898
Sortino Ratio Rank
CPRA Omega Ratio Rank: 9797
Omega Ratio Rank
CPRA Calmar Ratio Rank: 9797
Calmar Ratio Rank
CPRA Martin Ratio Rank: 9898
Martin Ratio Rank
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.

Return / Risk — by metrics

The table below present risk-adjusted performance metrics for Calamos Russell 2000 Structured Alt Protection ETF - April (CPRA) and compare them to S&P 500 Index.

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.


CPRABenchmarkDifference
Sharpe ratioReturn per unit of total volatility

+2.11

Sortino ratioReturn per unit of downside risk

+4.31

Omega ratioGain probability vs. loss probability

1.94

1.35

+0.59

Calmar ratioReturn relative to maximum drawdown

10.38

2.66

+7.72

Martin ratioReturn relative to average drawdown

53.10

11.86

+41.24

Dividends

Dividend History


Calamos Russell 2000 Structured Alt Protection ETF - April doesn't pay dividends

Drawdowns

Drawdowns Chart

The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.


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Worst Drawdowns

The table below displays the maximum drawdowns of the Calamos Russell 2000 Structured Alt Protection ETF - April. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.

The maximum drawdown for the Calamos Russell 2000 Structured Alt Protection ETF - April was 1.69%, occurring on Apr 8, 2025. Recovery took 17 trading sessions.

The current Calamos Russell 2000 Structured Alt Protection ETF - April drawdown is 0.08%.


Related event

Drawdown

Fall

Recovery

Underwater

2025 selloff2025
-1.69%Apr 2025
5d24d
29dApr 2025 - May 2025
2025 pullback2025
-0.89%Nov 2025
24d5d
29dOct 2025 - Nov 2025
2025 pullback2025
-0.70%Aug 2025
8d11d
19dJul 2025 - Aug 2025
2025 selloff2025
-0.53%May 2025
4d11d
15dMay 2025 - Jun 2025
2026 pullback2026
-0.48%May 2026
12d3d
15dMay 2026 - May 2026

Drawdown Indicators


CPRABenchmarkDifference

Max Drawdown

Largest peak-to-trough decline

-1.69%

-56.78%

+55.09%

Max Drawdown (1Y)

Largest decline over 1 year

-0.89%

-9.10%

+8.21%

Max Drawdown (3Y)

Largest decline over 3 years

-18.90%

Max Drawdown (5Y)

Largest decline over 5 years

-25.43%

Max Drawdown (10Y)

Largest decline over 10 years

-33.92%

Current Drawdown

Current decline from peak

-0.08%

-2.49%

+2.41%

Average Drawdown

Average peak-to-trough decline

-0.15%

-10.72%

+10.57%

Ulcer Index

Depth and duration of drawdowns from previous peaks

0.17%

2.03%

-1.86%

Volatility

Volatility Chart

The chart below shows the rolling one-month volatility.


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Portfolio Analyzer

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