CPST

Calamos S&P 500 Structured Alt Protection ETF - September

19 hedge funds and large institutions have $22.7M invested in Calamos S&P 500 Structured Alt Protection ETF - September in 2026 Q1 according to their latest regulatory filings, with 3 funds opening new positions, 2 increasing their positions, 6 reducing their positions, and 2 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
19
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
Puts
Net Calls
Net Calls Change

Top Buyers

1 +$3.97M
2 +$522K
3 +$449K
4
OMC
Old Mission Capital
Illinois
+$1.17K