CPST

Calamos S&P 500 Structured Alt Protection ETF - September
CPST

Overview Fund Trends Analyst Outlook Journalist POV

14 hedge funds and large institutions have $14.1M invested in Calamos S&P 500 Structured Alt Protection ETF - September in 2025 Q2 according to their latest regulatory filings, with 2 funds opening new positions, 1 increasing their positions, 6 reducing their positions, and 1 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding: →

more ownership

Funds ownership: →

83% less repeat investments, than reductions

Existing positions increased: 1 | Existing positions reduced: 6

Holders
14
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
+$477K
3
+$209K

Top Sellers

1
-$604K
2
-$504K
3
-$125K
4
Commonwealth Equity Services
Commonwealth Equity Services
Massachusetts
-$26.5K
5
HWM
Hohimer Wealth Management
Washington
-$26.4K
Name Holding Trade Value Shares
Change 		Change in
Stake
Calamos Advisors
1
Calamos Advisors
Illinois
$6.75M
CWM
2
Calamos Wealth Management
Illinois
$3.34M
Osaic Holdings
3
Osaic Holdings
Arizona
$893K
CP
4
Camelot Portfolios
Ohio
$684K
Commonwealth Equity Services
5
Commonwealth Equity Services
Massachusetts
$510K
OMC
6
Old Mission Capital
Illinois
$477K
CAL
7
Capital Analysts LLC
Pennsylvania
$382K
Susquehanna International Group
8
Susquehanna International Group
Pennsylvania
$325K
MOS
9
MGO One Seven
Ohio
$235K
HWM
10
Hohimer Wealth Management
Washington
$232K
SFP
11
Sterling Financial Planning
New Jersey
$209K
BFS
12
Burkett Financial Services
South Carolina
$90.9K
CFD
13
Creative Financial Designs
Indiana
$7.81K
UBS Group
14
UBS Group
Switzerland
$1.88K
FA
15
Flagstar Advisors
New York
–