Calamos S&P 500 Structured Alt Protection ETF - March
CPSR
21 hedge funds and large institutions have $18.1M invested in Calamos S&P 500 Structured Alt Protection ETF - March in 2026 Q1 according to their latest regulatory filings, with 7 funds opening new positions, 5 increasing their positions, 2 reducing their positions, and 4 closing their positions.
150% more repeat investments, than reductions
Existing positions increased: 5 | Existing positions reduced: 2
75% more first-time investments, than exits
New positions opened: 7 | Existing positions closed: 4
35% more capital invested
Capital invested by funds: $13.5M → $18.1M (+$4.65M)
11% more funds holding
Funds holding: 19 → 21 (+2)
0.19% more ownership
Funds ownership: 59.51% → 59.7% (+0.19%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Calamos Advisors
Naperville,
Illinois
|
+$3.06M |
| 2 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
+$715K |
| 3 |
FFA
Farther Finance Advisors
San Francisco,
California
|
+$454K |
| 4 |
LWP
LeClair Wealth Partners
Dublin,
Ohio
|
+$422K |
| 5 |
GSIAS
Garden State Investment Advisory Services
Red Bank,
New Jersey
|
+$269K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
OMC
Old Mission Capital
Chicago,
Illinois
|
-$524K |
| 2 |
AAM
American Asset Management
Boca Raton,
Florida
|
-$350K |
| 3 |
CWM
Calamos Wealth Management
Naperville,
Illinois
|
-$36.3K |
| 4 |
Osaic Holdings
Scottsdale,
Arizona
|
-$33K |
| 5 |
KAS
Kestra Advisory Services
Austin,
Texas
|
-$23.9K |
CPSR Hedge Fund Activity: Q1 2026 in Review
21 of the 8,130 institutional investors tracked by Wall St. Rank reported a position in Calamos S&P 500 Structured Alt Protection ETF - March (CPSR) for Q1 2026, worth a combined $18.1M — up 35% from $13.5M a quarter earlier.
Buyers outnumbered sellers: 7 funds opened new CPSR positions and 4 closed out — a net gain of 3 holders — while 5 added to existing stakes and 2 trimmed.
The largest buyer was Calamos Advisors, adding an estimated $3.06M. The largest seller was Old Mission Capital, exiting entirely with an estimated $524K sold.
- 21 institutional investors held Calamos S&P 500 Structured Alt Protection ETF - March (CPSR) as of Q1 2026, up from 19 in Q4 2025.
- Funds reported $18.1M of Calamos S&P 500 Structured Alt Protection ETF - March stock for Q1 2026, up 35% quarter-over-quarter.
- 7 funds opened new Calamos S&P 500 Structured Alt Protection ETF - March positions in Q1 2026 and 4 closed out, a net change of +3 holders.
- The largest Calamos S&P 500 Structured Alt Protection ETF - March buyer in Q1 2026 was Calamos Advisors, an estimated $3.06M added.
- The largest Calamos S&P 500 Structured Alt Protection ETF - March seller in Q1 2026 was Old Mission Capital, an estimated $524K sold.
Based on aggregated 13F filings for Q1 2026.