Calamos S&P 500 Structured Alt Protection ETF - May

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About CPSM

CPSM seeks to track the return of the SPDR S&P 500 ETF Trust (SPY), to a cap, with 100% downside hedge over a one-year outcome period. The actively managed fund holds FLEX options to obtain exposure.

Index-Tracked

What's in this fund

Top Holdings (126.65% of total assets)

As of September 30, 2025

NameSymbol% Assets

4spy 260430 C 3.83 4spy 260430 C 3.83—105.65%

4spy 260430 C 593.36 4spy 260430 C 593.36—15.43%

474879558 Trs Usd R E Mqautocl Trs—1.43%

474879558 Trs Usd P V 00msofr Sofr +0bp Bullet—1.24%

4spy 260430 P 554.54 4spy 260430 P 554.54—1.23%

474932475 Trs Usd R E Mqautocl—0.89%

474932475 Trs Usd P V 00msofr Sofr +70bp—0.78%

CPSM Key Statistics

AUM

56.87M

AUM56.87M

Price-Earnings ratio

—

Price-Earnings ratio—

30-Day yield

—

30-Day yield—

Average volume

5.67K

Average volume5.67K

High today

$28.47

High today$28.47

Low today

$28.36

Low today$28.36

Open price

$28.47

Open price$28.47

Volume

2.10K

Volume2.10K

52 Week high

$28.48

52 Week high$28.48

52 Week low

$25.31

52 Week low$25.31

Expense ratio

0.69

Expense ratio0.69

View Prospectus and Reports

Stock Snapshot

With a market cap of 56.72M, Calamos S&P 500 Structured Alt Protection ETF - May(CPSM) trades at $28.36.

During the trading session on 2025-11-24, Calamos S&P 500 Structured Alt Protection ETF - May(CPSM) shares reached a daily high of $28.47 and a low of $28.36. At a current price of $28.36, the stock is 0.0% higher than the low and still -0.4% under the high.

Trading activity shows a volume of 2.1K, compared to an average daily volume of 5.67K.

Over the past 52 weeks, Calamos S&P 500 Structured Alt Protection ETF - May(CPSM) stock has traded between a high of $28.48 and a low of $25.31.