CPSD

Calamos S&P 500 Structured Alt Protection ETF - December

28 hedge funds and large institutions have $30.2M invested in Calamos S&P 500 Structured Alt Protection ETF - December in 2025 Q3 according to their latest regulatory filings, with 2 funds opening new positions, 5 increasing their positions, 7 reducing their positions, and 5 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
28
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
$6.9M
2
$5.93M
3
$2.44M
4
$1.77M
5
$1.51M
6
$1.47M
7
$1.33M
8
$1.17M
9
$1.06M
10
$1.03M
11
$909K
12
$585K
13
$443K
14
$433K
15
$416K
16
$370K
17
$370K
18
$370K
19
$323K
20
$316K
21
$273K
22
$249K
23
$213K
24
$211K
25
$74.8K