Calamos Laddered S&P 500 Structured Alt Protection ETF (CPSL)
$28.30▼ −0.16%
Close Sep 28, 2026 · split-adjusted
Sep 28, 2026$28.30▲ 5.35% in range
Sep 29, 2025Low $26.85 · High $28.37Sep 28, 2026
What changed · written from our data
As of Sep 28, 2026
Calamos Laddered S&P 500 Structured Alt Protection ETF closed at $28.30 on Sep 28, down 0.16%, 0.2% below its 52-week closing high. Volume of 70.7K shares was 2.47× its 20-day average (well above normal).
Split-adjusted performance: +0.1% over one month, +4.3% over six months, +5.5% over one year.
Short interest was 35.8K shares at the Sep 15 settlement, down 16.6% from the prior report (1.1 days to cover).
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Quick answers
What is CPSL's market cap?
$155.65M, based on the Sep 28 close of $28.30.
What sector is CPSL in?
Financials, in the Blank Checks industry.
Sources: Massive / Polygon daily aggregates (split-adjusted) · SEC filings via Massive · FINRA settlements via Massive · Financial Modeling Prep. Figures are dated where shown; research is informational, not investment advice. Methodology