CPST ETF

CPST ETF
$28.09
See how much of CPST you already own
Just $25 once·$99/mo·Download sample
X-ray my portfolio free

Fund Essentials - as of Jun 30, 2026

Net Assets
$33M
Expense Ratio
0.69%
Dividend Yield (Current)
-
Holdings
5
Inception Date
Sep 3, 2024
Fund Family
Calamos Investments
Investment Style
PRO
Asset Class
PRO
Legal Structure
PRO

Performance

YTD+3.28%
1 Year+6.26%

Asset Allocation

Cash: 0.39%
Other: 99.61%
See how much of CPST you already own
Your funds unpacked, overlap, fees and score, free on screen. The full report is $25, once. Download sample.
X-ray my portfolio free

Top Holdings

View All →
TickerNameWeight
-Usd Call Versus Krw Put option109.93%
SPYSPY106.41%
-County Of Cook Il Sales Tax Revenue 5 11/15/20320.39%
-State Street Spdr S&P 500 Etf Trust0.20%
-Pefa Inc 5 04/01/2034-0.08%
Top 10 Concentration: 206.41%Report Date: Jun 30, 2026
Download all 5 holdings for CPST
CSV export with sector, industry & share changes
Get CSV

Peer Comparison

Benchmark
PRO
Peer outperformance: PRO
Category rank: PRO
This ETF
PRO
Peer Avg
PRO

CPST ETF Overview

CPST ETF (Calamos S&P 500 Structured Alt Protection ETF - September) is managed by Calamos Investments with $33.0M in net assets. CPST expense ratio is 0.69%, holding 5 positions across various sectors. Inception date: 2024-09-03.

CPST performance shows a YTD return of 3.28%. The 1-year return is 6.26%.

CPST top holdings include Usd Call Versus Krw Put option (109.9%), SPY (106.4%), County Of Cook Il Sales Tax Revenue 5 11/15/2032 (0.4%), State Street Spdr S&P 500 Etf Trust (0.2%), Pefa Inc 5 04/01/2034 (-0.1%). Go to all CPST holdings, CPST sectors, or CPST dividends.

CPST can be compared against other funds. Use CPST overlap to find shared positions, or CPST vs another fund for a side-by-side view. CPST alternatives are available via the screener, along with tax-loss harvesting opportunities.

1 Month
+0.18%
YTD
+3.28%
1 Year
+6.26%
3 Year
N/A

Top 10 Holdings (net long exposure of 206% (≈2x))

#TickerNameSectorWeight
1-Usd Call Versus Krw Put optionOther109.93%
2SPYSPYUnknown106.41%
3-County Of Cook Il Sales Tax Revenue 5 11/15/2032Other0.39%
4-State Street Spdr S&P 500 Etf TrustOther0.20%
5-Pefa Inc 5 04/01/2034Other-0.08%
6-State Street Spdr S&P 500 Etf TrustOther-10.44%