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CPSA
Calamos S&P 500 Structured Alt Protection ETF - August
stock NYSE ETF

At Close

Aug 3, 2026 3:59:45 PM EDT

27.99USD+0.260%(+0.07)194,978

27.97Bid 28.10Ask 0.13Spread

Pre-market

0.00USD-100.000%(-27.87)0

After-hours

0.00USD0.000%(0.00)0

Overview HistoricalExchangesShort Interest - DailyTrends

As of 2026-07-15, there were 3,323 shares short with a short interest of 0.22%.

Price

Price

Historical data is split-adjusted.

1) Data from Finra. Finra publishes an updated file every two weeks.

2) Days to Cover (DTC) is also called Short Ratio. This is the Short Position / Average Daily Trading Volume.

.dark-mode .tcz55d{ color: white; background-color: #333333; border: 2px solid white; }.light-mode .tcz55d{ color: #333333; background-color: white; border: 2px solid #333333; }CPSACalamos S&P 500 Structured Alt Protection ETF - Auguststock NYSE ETF