Calamos Russell 2000 Structured Alt Protection ETF - October
CPRO
21 hedge funds and large institutions have $13.8M invested in Calamos Russell 2000 Structured Alt Protection ETF - October in 2025 Q4 according to their latest regulatory filings, with 7 funds opening new positions, 5 increasing their positions, 3 reducing their positions, and 6 closing their positions.
67% more repeat investments, than reductions
Existing positions increased: 5 | Existing positions reduced: 3
17% more first-time investments, than exits
New positions opened: 7 | Existing positions closed: 6
14% more capital invested
Capital invested by funds: $12.1M → $13.8M (+$1.73M)
5% more funds holding
Funds holding: 20 → 21 (+1)
1.5% more ownership
Funds ownership: 41.23% → 42.73% (+1.5%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
HI
Harbour Investments
Madison,
Wisconsin
|
+$1.63M |
| 2 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
+$745K |
| 3 |
CWM
Calamos Wealth Management
Naperville,
Illinois
|
+$572K |
| 4 |
CF
Centaurus Financial
Anaheim,
California
|
+$179K |
| 5 |
BFS
Burkett Financial Services
Rock Hill,
South Carolina
|
+$96K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
OMC
Old Mission Capital
Chicago,
Illinois
|
-$785K |
| 2 |
WAM
Worth Asset Management
Dallas,
Texas
|
-$391K |
| 3 |
OL
Owen LaRue
Elizabethtown,
Kentucky
|
-$280K |
| 4 |
MWP
Momentum Wealth Planning
Estero,
Florida
|
-$218K |
| 5 |
Commonwealth Equity Services
Waltham,
Massachusetts
|
-$203K |
CPRO Hedge Fund Activity: Q4 2025 in Review
21 of the 8,223 institutional investors tracked by Wall St. Rank reported a position in Calamos Russell 2000 Structured Alt Protection ETF - October (CPRO) for Q4 2025, worth a combined $13.8M — up 14% from $12.1M a quarter earlier.
Buyers outnumbered sellers: 7 funds opened new CPRO positions and 6 closed out — a net gain of 1 holder — while 5 added to existing stakes and 3 trimmed.
The largest buyer was Harbour Investments, adding an estimated $1.63M. The largest seller was Old Mission Capital, exiting entirely with an estimated $785K sold.
- 21 institutional investors held Calamos Russell 2000 Structured Alt Protection ETF - October (CPRO) as of Q4 2025, up from 20 in Q3 2025.
- Funds reported $13.8M of Calamos Russell 2000 Structured Alt Protection ETF - October stock for Q4 2025, up 14% quarter-over-quarter.
- 7 funds opened new Calamos Russell 2000 Structured Alt Protection ETF - October positions in Q4 2025 and 6 closed out, a net change of +1 holder.
- The largest Calamos Russell 2000 Structured Alt Protection ETF - October buyer in Q4 2025 was Harbour Investments, an estimated $1.63M added.
- The largest Calamos Russell 2000 Structured Alt Protection ETF - October seller in Q4 2025 was Old Mission Capital, an estimated $785K sold.
Based on aggregated 13F filings for Q4 2025.