Calamos Bitcoin 90 Series Structured Alt Protection ETF - October
CBXO
7 hedge funds and large institutions have $3.29M invested in Calamos Bitcoin 90 Series Structured Alt Protection ETF - October in 2026 Q1 according to their latest regulatory filings, with 2 funds opening new positions, 1 increasing their positions, 2 reducing their positions, and 2 closing their positions.
0% more funds holding
Funds holding: 7 → 7 (0)
0% more first-time investments, than exits
New positions opened: 2 | Existing positions closed: 2
7% less capital invested
Capital invested by funds: $3.53M → $3.29M (-$240K)
9.09% less ownership
Funds ownership: 38.79% → 29.71% (-9.1%)
50% less repeat investments, than reductions
Existing positions increased: 1 | Existing positions reduced: 2
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
OMC
Old Mission Capital
Chicago,
Illinois
|
+$709K |
| 2 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
+$638K |
| 3 |
FFA
Farther Finance Advisors
San Francisco,
California
|
+$20.4K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Jane Street
New York
|
-$809K |
| 2 |
GSIAS
Garden State Investment Advisory Services
Red Bank,
New Jersey
|
-$361K |
| 3 |
AFP
ATX Financial Planning
Austin,
Texas
|
-$214K |
| 4 |
AW
Ankerstar Wealth
Leander,
Texas
|
-$139K |
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
|
1
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
| $1.31M | +$638K | +28,105 | +91% |
|
|
OMC
2
Old Mission Capital
Chicago,
Illinois
| $690K | +$709K | +31,203 | New |
|
|
3
Jane Street
New York
| $522K | -$809K | -35,612 | -60% |
|
4
Calamos Advisors
Naperville,
Illinois
| $420K | – | – | – |
|
|
AW
5
Ankerstar Wealth
Leander,
Texas
| $315K | -$139K | -6,119 | -30% |
|
|
FFA
6
Farther Finance Advisors
San Francisco,
California
| $19.9K | +$20.4K | +900 | New |
|
|
HI
7
Harbour Investments
Madison,
Wisconsin
| $13.5K | – | – | – |
|
|
GSIAS
8
Garden State Investment Advisory Services
Red Bank,
New Jersey
| – | -$361K | -15,768 | Closed |
|
|
AFP
9
ATX Financial Planning
Austin,
Texas
| – | -$214K | -9,348 | Closed |
|
CBXO Hedge Fund Activity: Q1 2026 in Review
7 of the 8,130 institutional investors tracked by Wall St. Rank reported a position in Calamos Bitcoin 90 Series Structured Alt Protection ETF - October (CBXO) for Q1 2026, worth a combined $3.29M — down 6.8% from $3.53M a quarter earlier.
Fund positioning in CBXO was balanced in Q1 2026: 2 funds opened new positions, 2 closed out, 1 added to existing stakes and 2 trimmed.
The largest buyer was Old Mission Capital, opening a new position worth an estimated $709K. The largest seller was Jane Street, cutting an estimated $809K.
- 7 institutional investors held Calamos Bitcoin 90 Series Structured Alt Protection ETF - October (CBXO) as of Q1 2026, unchanged from Q4 2025.
- Funds reported $3.29M of Calamos Bitcoin 90 Series Structured Alt Protection ETF - October stock for Q1 2026, down 6.8% quarter-over-quarter.
- 2 funds opened new Calamos Bitcoin 90 Series Structured Alt Protection ETF - October positions in Q1 2026 and 2 closed out, a net change of 0 holders.
- The largest Calamos Bitcoin 90 Series Structured Alt Protection ETF - October buyer in Q1 2026 was Old Mission Capital, an estimated $709K added.
- The largest Calamos Bitcoin 90 Series Structured Alt Protection ETF - October seller in Q1 2026 was Jane Street, an estimated $809K sold.
Based on aggregated 13F filings for Q1 2026.