Calamos S&P 500 Structured Alt Protection ETF - June
CPSU
8 hedge funds and large institutions have $22.6M invested in Calamos S&P 500 Structured Alt Protection ETF - June in 2025 Q2 according to their latest regulatory filings, with 8 funds opening new positions, increasing their positions, reducing their positions, and closing their positions.
86.03% more ownership
Funds ownership: 0% → 86.03% (+86%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Envestnet Asset Management
Chicago,
Illinois
|
+$12.5M |
| 2 |
Calamos Advisors
Naperville,
Illinois
|
+$6.67M |
| 3 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
+$1.31M |
| 4 |
Jane Street
New York
|
+$731K |
| 5 |
Wolverine Trading
Chicago,
Illinois
|
+$422K |
Top Sellers
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
|
1
Envestnet Asset Management
Chicago,
Illinois
| $12.5M | +$12.5M | +476,982 | New |
|
|
2
Calamos Advisors
Naperville,
Illinois
| $6.72M | +$6.67M | +255,463 | New |
|
|
3
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
| $1.32M | +$1.31M | +50,359 | New |
|
|
4
Jane Street
New York
| $737K | +$731K | +28,024 | New |
|
|
5
Wolverine Trading
Chicago,
Illinois
| $424K | +$422K | +16,149 | New |
|
|
PA
6
PFG Advisors
Phoenix,
Arizona
| $386K | +$384K | +14,699 | New |
|
|
CF
7
Centaurus Financial
Anaheim,
California
| $359K | +$356K | +13,646 | New |
|
|
BFS
8
Burkett Financial Services
Rock Hill,
South Carolina
| $130K | +$129K | +4,938 | New |
|
CPSU Hedge Fund Activity: Q2 2025 in Review
8 of the 7,596 institutional investors tracked by Wall St. Rank reported a position in Calamos S&P 500 Structured Alt Protection ETF - June (CPSU) for Q2 2025, worth a combined $22.6M.
Buyers outnumbered sellers: 8 funds opened new CPSU positions and 0 closed out — a net gain of 8 holders — while 0 added to existing stakes and 0 trimmed.
The largest buyer was Envestnet Asset Management, opening a new position worth an estimated $12.5M.
- 8 institutional investors held Calamos S&P 500 Structured Alt Protection ETF - June (CPSU) as of Q2 2025, up from 0 in Q1 2025.
- Funds reported $22.6M of Calamos S&P 500 Structured Alt Protection ETF - June stock for Q2 2025.
- 8 funds opened new Calamos S&P 500 Structured Alt Protection ETF - June positions in Q2 2025 and 0 closed out, a net change of +8 holders.
- The largest Calamos S&P 500 Structured Alt Protection ETF - June buyer in Q2 2025 was Envestnet Asset Management, an estimated $12.5M added.
Based on aggregated 13F filings for Q2 2025.