CPSD

Calamos S&P 500 Structured Alt Protection ETF - December

31 hedge funds and large institutions have $29.7M invested in Calamos S&P 500 Structured Alt Protection ETF - December in 2025 Q2 according to their latest regulatory filings, with 5 funds opening new positions, 10 increasing their positions, 8 reducing their positions, and 1 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
31
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
Name Holding Trade Value Shares
Change
Change in
Stake
1
$6.76M
2
$6.03M
3
$2.37M
4
$1.45M
5
$1.38M
6
$1.3M
7
$1.27M
8
$1.1M
9
$1.07M
10
$1.03M
11
$575K
12
$563K
13
$563K
14
$444K
15
$380K
16
$371K
17
$359K
18
$359K
19
$359K
20
$313K
21
$307K
22
$265K
23
$242K
24
$231K
25
$207K