CPSO
Calamos S&P 500 Structured Alt Protection ETF - October
$28.25
$0.01 (+0.04%)
Delayed ≥20 min · Sep 3, 2026
Key Statistics
Net Assets (AUM)
-
Expense Ratio
See prospectus
Previous Close
$28.24
Day Range
- – -
52-Week Range
$26.64 – $28.26
Volume
199
Avg Vol (50D)
-
Beta
0.18
Historical Performance
1M
+0.53%
3M
+1.86%
6M
+4.05%
YTD
+4.38%
1Y
+5.94%
3Y
—
5Y
—
Total return including reinvested distributions, from adjusted closing prices.
Price History
Price history is being compiled for this fund.
Top Holdings
Detailed holdings are compiled from each fund’s latest SEC N-PORT portfolio filing.
About CPSO
S&P 500 Structured Alt Protection ETF - October
CPSO News
- Discipline and Rules-Based Execution in CPSO Response
- Calamos Advisors LLC Purchases 69,386 Shares of Calamos S&P 500 Structured Alt Protection ETF – October $CPSO
- How (CPSO) Movements Inform Risk Allocation Models
- Drones help Caddo Parish deputies capture teens in vehicle break-in case
- CPSO Deputy arrested for domestic abuse charges
- Caddo Parish Sheriff’s Office welcomes 6 new deputies
- Crash leads to arrest for DWI, narcotics possession in Caddo Parish
- Trading Systems Reacting to (CPSO) Volatility
- Caddo Sheriff: Tips to secure your home while on vacation
- How CPSO Corporation (CPSO) Affects Rotational Strategy Timing
- Caddo Parish Sheriff hosts free ‘Stars, Stripes & Safety’ event
- Two charged with sexual battery of children in Calcasieu Parish
Data for CPSO is aggregated from third-party providers (Tiingo, Nasdaq, Finnhub) and SEC filings, may be delayed at least 20 minutes, and may be incomplete or contain errors. Nothing here is investment advice. Verify with the official prospectus before investing.