Calamos S&P 500 Structured Alt Protection ETF - June
CPSU
10 hedge funds and large institutions have $8.92M invested in Calamos S&P 500 Structured Alt Protection ETF - June in 2025 Q3 according to their latest regulatory filings, with 4 funds opening new positions, increasing their positions, 2 reducing their positions, and 3 closing their positions.
33% more first-time investments, than exits
New positions opened: 4 | Existing positions closed: 3
11% more funds holding
Funds holding: 9 → 10 (+1)
61% less capital invested
Capital invested by funds: $22.9M → $8.92M (-$13.9M)
100% less repeat investments, than reductions
Existing positions increased: 0 | Existing positions reduced: 2
133.97% less ownership
Funds ownership: 217.41% → 83.45% (-134%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
OMC
Old Mission Capital
Chicago,
Illinois
|
+$371K |
| 2 |
ASN
Advisory Services Network
Atlanta,
Georgia
|
+$123K |
| 3 |
CFD
Creative Financial Designs
Kokomo,
Indiana
|
+$21.3K |
| 4 |
NECFA
New England Capital Financial Advisors
Meriden,
Connecticut
|
+$7.98K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Envestnet Asset Management
Chicago,
Illinois
|
-$12.5M |
| 2 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
-$859K |
| 3 |
Jane Street
New York
|
-$737K |
| 4 |
Wolverine Trading
Chicago,
Illinois
|
-$424K |
| 5 |
Calamos Advisors
Naperville,
Illinois
|
-$55K |
CPSU Hedge Fund Activity: Q3 2025 in Review
10 of the 7,643 institutional investors tracked by Wall St. Rank reported a position in Calamos S&P 500 Structured Alt Protection ETF - June (CPSU) for Q3 2025, worth a combined $8.92M — down 61% from $22.9M a quarter earlier.
Buyers outnumbered sellers: 4 funds opened new CPSU positions and 3 closed out — a net gain of 1 holder — while 0 added to existing stakes and 2 trimmed.
The largest buyer was Old Mission Capital, opening a new position worth an estimated $371K. The largest seller was Envestnet Asset Management, exiting entirely with an estimated $12.5M sold.
- 10 institutional investors held Calamos S&P 500 Structured Alt Protection ETF - June (CPSU) as of Q3 2025, up from 9 in Q2 2025.
- Funds reported $8.92M of Calamos S&P 500 Structured Alt Protection ETF - June stock for Q3 2025, down 61% quarter-over-quarter.
- 4 funds opened new Calamos S&P 500 Structured Alt Protection ETF - June positions in Q3 2025 and 3 closed out, a net change of +1 holder.
- The largest Calamos S&P 500 Structured Alt Protection ETF - June buyer in Q3 2025 was Old Mission Capital, an estimated $371K added.
- The largest Calamos S&P 500 Structured Alt Protection ETF - June seller in Q3 2025 was Envestnet Asset Management, an estimated $12.5M sold.
Based on aggregated 13F filings for Q3 2025.