CPSO

Calamos S&P 500 Structured Alt Protection ETF - October
CPSO

Overview Fund Trends Analyst Outlook Journalist POV

11 hedge funds and large institutions have $9.57M invested in Calamos S&P 500 Structured Alt Protection ETF - October in 2025 Q2 according to their latest regulatory filings, with 2 funds opening new positions, 2 increasing their positions, 4 reducing their positions, and 2 closing their positions.

New
Increased
Maintained
Reduced
Closed

more funds holding

Funds holding: →

more first-time investments, than exits

New positions opened: | Existing positions closed:

less ownership

Funds ownership: →

less capital invested

Capital invested by funds: $ → $

50% less repeat investments, than reductions

Existing positions increased: 2 | Existing positions reduced: 4

Holders
11
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
+$1.42M
2
+$407K
3
+$52.5K
4
UBS Group
UBS Group
Switzerland
+$5.8K

Top Sellers

1
-$2.11M
2
-$503K
3
-$215K
4
HI
Harbour Investments
Wisconsin
-$51.3K
5
Susquehanna International Group
Susquehanna International Group
Pennsylvania
-$3.99K
Name Holding Trade Value Shares
Change 		Change in
Stake
Calamos Advisors
1
Calamos Advisors
Illinois
$6.74M
Commonwealth Equity Services
2
Commonwealth Equity Services
Massachusetts
$758K
CWM
3
Calamos Wealth Management
Illinois
$488K
Susquehanna International Group
4
Susquehanna International Group
Pennsylvania
$437K
OMC
5
Old Mission Capital
Illinois
$407K
CAL
6
Capital Analysts LLC
Pennsylvania
$292K
SDH
7
Sloy Dahl & Holst
Washington
$282K
HI
8
Harbour Investments
Wisconsin
$67K
Morgan Stanley
9
Morgan Stanley
New York
$52.5K
UBS Group
10
UBS Group
Switzerland
$38.1K
CFD
11
Creative Financial Designs
Indiana
$13.2K
CF
12
Centaurus Financial
California
–
Cetera Investment Advisers
13
Cetera Investment Advisers
Illinois
–