Calamos S&P 500 Structured Alt Protection ETF - June

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About CPSU

CPSU 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 (125.35% of total assets)

As of October 31, 2025

NameSymbol% Assets

4Spy 260529 C 4.07 4Spy 260529 C 4.07—110.58%

4Spy 260529 C 632.61 4Spy 260529 C 632.61—12.94%

4Spy 260529 P 589.39 4Spy 260529 P 589.39—1.83%

CPSU Key Statistics

AUM

11.54M

AUM11.54M

Price-Earnings ratio

—

Price-Earnings ratio—

30-Day yield

—

30-Day yield—

Average volume

16.13

Average volume16.13

High today

—

High today—

Low today

—

Low today—

Open price

—

Open price—

Volume

0.00

Volume0.00

52 Week high

$28.65

52 Week high$28.65

52 Week low

$25.94

52 Week low$25.94

Expense ratio

0.69

Expense ratio0.69

View Prospectus and Reports

Stock Snapshot

The current Calamos S&P 500 Structured Alt Protection ETF - June(CPSU) stock price is $27.12, with a market capitalization of 11.53M.

Calamos S&P 500 Structured Alt Protection ETF - June(CPSU) stock opened on 2026-01-07 at —. The price climbed to — and dipped to —.

The Calamos S&P 500 Structured Alt Protection ETF - June(CPSU)'s current trading volume is 0, compared to an average daily volume of 16.13.

In the last year, Calamos S&P 500 Structured Alt Protection ETF - June(CPSU) shares hit a 52-week high of $28.65 and a 52-week low of $25.94.