Calamos S&P 500 Structured Alt Protection ETF - August
CPSA
21 hedge funds and large institutions have $25.5M invested in Calamos S&P 500 Structured Alt Protection ETF - August in 2026 Q1 according to their latest regulatory filings, with 2 funds opening new positions, 2 increasing their positions, 11 reducing their positions, and 3 closing their positions.
12% more capital invested
Capital invested by funds: $22.7M → $25.5M (+$2.81M)
9.71% more ownership
Funds ownership: 49.52% → 59.23% (+9.7%)
9% less funds holding
Funds holding: 23 → 21 (-2)
33% less first-time investments, than exits
New positions opened: 2 | Existing positions closed: 3
82% less repeat investments, than reductions
Existing positions increased: 2 | Existing positions reduced: 11
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Calamos Advisors
Naperville,
Illinois
|
+$4.22M |
| 2 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
+$1.34M |
| 3 |
LWP
LeClair Wealth Partners
Dublin,
Ohio
|
+$1.03M |
| 4 |
UBS Group
Zurich,
Switzerland
|
+$9.38K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Osaic Holdings
Scottsdale,
Arizona
|
-$728K |
| 2 |
T
TrustBank
Olney,
Illinois
|
-$669K |
| 3 |
CWM
Calamos Wealth Management
Naperville,
Illinois
|
-$575K |
| 4 |
OMC
Old Mission Capital
Chicago,
Illinois
|
-$462K |
| 5 |
GFG
Grantvest Financial Group
Matawan,
New Jersey
|
-$439K |
CPSA Hedge Fund Activity: Q1 2026 in Review
21 of the 8,191 institutional investors tracked by Wall St. Rank reported a position in Calamos S&P 500 Structured Alt Protection ETF - August (CPSA) for Q1 2026, worth a combined $25.5M — up 12% from $22.7M a quarter earlier.
Sellers outnumbered buyers: 3 funds closed out of CPSA and 2 opened new positions — a net loss of 1 holder — while 11 trimmed existing stakes and 2 added.
The largest buyer was Calamos Advisors, adding an estimated $4.22M. The largest seller was Osaic Holdings, cutting an estimated $728K.
- 21 institutional investors held Calamos S&P 500 Structured Alt Protection ETF - August (CPSA) as of Q1 2026, down from 23 in Q4 2025.
- Funds reported $25.5M of Calamos S&P 500 Structured Alt Protection ETF - August stock for Q1 2026, up 12% quarter-over-quarter.
- 2 funds opened new Calamos S&P 500 Structured Alt Protection ETF - August positions in Q1 2026 and 3 closed out, a net change of -1 holder.
- The largest Calamos S&P 500 Structured Alt Protection ETF - August buyer in Q1 2026 was Calamos Advisors, an estimated $4.22M added.
- The largest Calamos S&P 500 Structured Alt Protection ETF - August seller in Q1 2026 was Osaic Holdings, an estimated $728K sold.
Based on aggregated 13F filings for Q1 2026.