Calamos S&P 500 Structured Alt Protection ETF - March
CPSR
19 hedge funds and large institutions have $13.5M invested in Calamos S&P 500 Structured Alt Protection ETF - March in 2025 Q4 according to their latest regulatory filings, with 5 funds opening new positions, 2 increasing their positions, 3 reducing their positions, and 2 closing their positions.
150% more first-time investments, than exits
New positions opened: 5 | Existing positions closed: 2
19% more funds holding
Funds holding: 16 → 19 (+3)
11% more capital invested
Capital invested by funds: $12.2M → $13.5M (+$1.28M)
5% more ownership
Funds ownership: 54.51% → 59.51% (+5%)
33% less repeat investments, than reductions
Existing positions increased: 2 | Existing positions reduced: 3
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Calamos Advisors
Naperville,
Illinois
|
+$843K |
| 2 |
AWC
Adamsbrown Wealth Consultants
Wichita,
Kansas
|
+$266K |
| 3 |
MI
Motiv8 Investments
Port St. Lucie,
Florida
|
+$36.3K |
| 4 |
KAS
Kestra Advisory Services
Austin,
Texas
|
+$23.7K |
| 5 |
CFD
Creative Financial Designs
Kokomo,
Indiana
|
+$4.32K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
-$368K |
| 2 |
OMC
Old Mission Capital
Chicago,
Illinois
|
-$144K |
| 3 |
CWM
Calamos Wealth Management
Naperville,
Illinois
|
-$67K |
| 4 |
AAS
Ameritas Advisory Services
Lincoln,
Nebraska
|
-$10.5K |
| 5 |
UBS Group
Zurich,
Switzerland
|
-$2.75K |
CPSR Hedge Fund Activity: Q4 2025 in Review
19 of the 8,223 institutional investors tracked by Wall St. Rank reported a position in Calamos S&P 500 Structured Alt Protection ETF - March (CPSR) for Q4 2025, worth a combined $13.5M — up 11% from $12.2M a quarter earlier.
Buyers outnumbered sellers: 5 funds opened new CPSR positions and 2 closed out — a net gain of 3 holders — while 2 added to existing stakes and 3 trimmed.
The largest buyer was Calamos Advisors, adding an estimated $843K. The largest seller was Susquehanna International Group, exiting entirely with an estimated $368K sold.
- 19 institutional investors held Calamos S&P 500 Structured Alt Protection ETF - March (CPSR) as of Q4 2025, up from 16 in Q3 2025.
- Funds reported $13.5M of Calamos S&P 500 Structured Alt Protection ETF - March stock for Q4 2025, up 11% quarter-over-quarter.
- 5 funds opened new Calamos S&P 500 Structured Alt Protection ETF - March positions in Q4 2025 and 2 closed out, a net change of +3 holders.
- The largest Calamos S&P 500 Structured Alt Protection ETF - March buyer in Q4 2025 was Calamos Advisors, an estimated $843K added.
- The largest Calamos S&P 500 Structured Alt Protection ETF - March seller in Q4 2025 was Susquehanna International Group, an estimated $368K sold.
Based on aggregated 13F filings for Q4 2025.