Calamos S&P 500 Structured Alt Protection ETF - August
CPSA
14 hedge funds and large institutions have $16.9M invested in Calamos S&P 500 Structured Alt Protection ETF - August in 2025 Q2 according to their latest regulatory filings, with 0 funds opening new positions, 3 increasing their positions, 7 reducing their positions, and 1 closing their positions.
3% more capital invested
Capital invested by funds: $16.5M → $16.9M (+$454K)
0.21% more ownership
Funds ownership: 43.27% → 43.48% (+0.21%)
7% less funds holding
Funds holding: 15 → 14 (-1)
57% less repeat investments, than reductions
Existing positions increased: 3 | Existing positions reduced: 7
100% less first-time investments, than exits
New positions opened: 0 | Existing positions closed: 1
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Calamos Advisors
Naperville,
Illinois
|
+$1.37M |
| 2 |
UBS Group
Zurich,
Switzerland
|
+$81.4K |
| 3 |
CWM
Calamos Wealth Management
Naperville,
Illinois
|
+$2.98K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Osaic Holdings
Scottsdale,
Arizona
|
-$729K |
| 2 |
HI
Harbour Investments
Madison,
Wisconsin
|
-$490K |
| 3 |
OMC
Old Mission Capital
Chicago,
Illinois
|
-$208K |
| 4 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
-$208K |
| 5 |
Cambridge Investment Research Advisors
Fairfield,
Iowa
|
-$36.5K |
CPSA Hedge Fund Activity: Q2 2025 in Review
14 of the 7,598 institutional investors tracked by Wall St. Rank reported a position in Calamos S&P 500 Structured Alt Protection ETF - August (CPSA) for Q2 2025, worth a combined $16.9M — up 2.8% from $16.5M a quarter earlier.
Sellers outnumbered buyers: 1 fund closed out of CPSA and 0 opened new positions — a net loss of 1 holder — while 7 trimmed existing stakes and 3 added.
The largest buyer was Calamos Advisors, adding an estimated $1.37M. The largest seller was Osaic Holdings, cutting an estimated $729K.
- 14 institutional investors held Calamos S&P 500 Structured Alt Protection ETF - August (CPSA) as of Q2 2025, down from 15 in Q1 2025.
- Funds reported $16.9M of Calamos S&P 500 Structured Alt Protection ETF - August stock for Q2 2025, up 2.8% quarter-over-quarter.
- 0 funds opened new Calamos S&P 500 Structured Alt Protection ETF - August positions in Q2 2025 and 1 closed out, a net change of -1 holder.
- The largest Calamos S&P 500 Structured Alt Protection ETF - August buyer in Q2 2025 was Calamos Advisors, an estimated $1.37M added.
- The largest Calamos S&P 500 Structured Alt Protection ETF - August seller in Q2 2025 was Osaic Holdings, an estimated $729K sold.
Based on aggregated 13F filings for Q2 2025.