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Calamos S&P 500 Structured Alt Protection ETF - June (CPSU)

Defined Outcome | Exchange Traded Fund | NYSEArca
27.53 USD +0.03 (0.109%) ⇧ (April 10, 2026, 1:33 p.m. EDT)

Short-term: ★★☆☆☆ | Long-term: ☆☆☆☆☆ | Dividends: ☆☆☆☆☆
Hot Take | April 19, 2026, 12:57 a.m. EDT

CPSU is a speculative monthly ETF with zero dividend yield and minimal short-term upside (0.11% projected), making it unsuitable for income or trend-following strategies.

Model Selection — Backtest MAE (log-scale, lower is better)
ModelMAE
AutoTheta ✓0.002328
MSTL0.005809
AutoETS0.005865
AutoARIMA0.005870

Forecast horizon: 45 days | Selected: AutoTheta

Forecast Reliability
Score 19%
H-stat 28.14
Ljung-Box p 0.000
Jarque-Bera p 0.004
Excess Kurtosis 2.06

Info Dump

Attribute Value
All Time High 28.65
All Time Low 25.94
Ask 41.68
Ask Size 300
Average Daily Volume10 Day 470
Average Daily Volume3 Month 872
Average Volume 872
Average Volume10Days 470
Beta3 Year 0.0
Bid 13.75
Bid Size 700
Category Defined Outcome
Crypto Tradeable 0
Currency USD
Custom Price Alert Confidence HIGH
Day High 27.525
Day Low 27.525
Esg Populated 0
Exchange PCX
Exchange Data Delayed By 0
Exchange Timezone Name America/New_York
Exchange Timezone Short Name EDT
Fifty Day Average 27.24236
Fifty Day Average Change 0.28264046
Fifty Day Average Change Percent 0.010375036
Fifty Two Week Change Percent 5.865383
Fifty Two Week High 28.65
Fifty Two Week High Change -1.125
Fifty Two Week High Change Percent -0.039267015
Fifty Two Week Low 25.94
Fifty Two Week Low Change 1.5849991
Fifty Two Week Low Change Percent 0.06110251
Fifty Two Week Range 25.94 - 28.65
First Trade Date Milliseconds 1,748,871,000,000
Full Exchange Name NYSEArca
Fund Family Calamos
Fund Inception Date 1,748,822,400
Gmt Off Set Milliseconds -14,400,000
Has Pre Post Market Data 1
Language en-US
Legal Type Exchange Traded Fund
Long Business Summary Under normal market conditions, the fund will invest substantially all of its assets in FLexible EXchange Options ("FLEX Options") that reference the price performance of the SPDR®? S&P 500®? ETF Trust. FLEX Options are customized equity or index option contracts that trade on an exchange but provide investors with the ability to customize key contract terms like exercise prices, styles and expiration dates. The fund is non-diversified.
Long Name Calamos S&P 500 Structured Alt Protection ETF - June
Market us_market
Market State PREPRE
Max Age 86,400
Message Board Id finmb_1889210927
Nav Price 27.52
Net Assets 12,905,306.0
Net Expense Ratio 0.69
Open 27.38
Previous Close 27.495
Price Hint 2
Quote Source Name Delayed Quote
Quote Type ETF
Region US
Regular Market Change 0.0299988
Regular Market Change Percent 0.109106
Regular Market Day High 27.525
Regular Market Day Low 27.525
Regular Market Day Range 27.525 - 27.525
Regular Market Open 27.38
Regular Market Previous Close 27.495
Regular Market Price 27.525
Regular Market Time 1,775,842,428
Regular Market Volume 17
Short Name Calamos S&P 500 Structured Alt
Source Interval 15
Symbol CPSU
Total Assets 12,905,306
Tradeable 0
Trailing Annual Dividend Rate 0.0
Trailing Annual Dividend Yield 0.0
Trailing Peg Ratio None
Trailing Three Month Nav Returns 0.22132
Trailing Three Month Returns 0.22132
Triggerable 1
Two Hundred Day Average 26.877495
Two Hundred Day Average Change 0.6475048
Two Hundred Day Average Change Percent 0.024090966
Type Disp ETF
Volume 17
Ytd Return 0.22132