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CBOA

Calamos Bitcoin Structured Alt Protection ETF - April

5 hedge funds and large institutions have $3.11M invested in Calamos Bitcoin Structured Alt Protection ETF - April in 2026 Q1 according to their latest regulatory filings, with 0 funds opening new positions, 3 increasing their positions, 1 reducing their positions, and 2 closing their positions.

New
Increased
Maintained
Reduced
Closed

200% more repeat investments, than reductions

Existing positions increased: 3 | Existing positions reduced: 1

6.32% less ownership

Funds ownership: 70.4%64.09% (-6.3%)

14% less capital invested

Capital invested by funds: $3.63M → $3.11M (-$520K)

38% less funds holding

Funds holding: 85 (-3)

100% less first-time investments, than exits

New positions opened: 0 | Existing positions closed: 2

Holders
5
Holders Change
-3
Holders Change %
-37.5%
% of All Funds
0.06%
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
3
Reduced
1
Closed
2
Calls
Puts
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Jane Street
1
Jane Street
New York
$1.34M +$496K +19,492 +54%
OMC
2
Old Mission Capital
Illinois
$1.11M +$360K +14,159 +45%
Calamos Advisors
3
Calamos Advisors
Illinois
$566K +$148K +5,837 +33%
LWMI
4
Legacy Wealth Management (Idaho)
Idaho
$76.5K -$1.08M -42,553 -93%
AW
5
Ankerstar Wealth
Texas
$5.91K
HighTower Advisors
6
HighTower Advisors
Illinois
-$201K -7,822 Closed
UBS Group
7
UBS Group
Switzerland
-$24.9K -968 Closed

CBOA Hedge Fund Activity: Q1 2026 in Review

5 of the 8,134 institutional investors tracked by Wall St. Rank reported a position in Calamos Bitcoin Structured Alt Protection ETF - April (CBOA) for Q1 2026, worth a combined $3.11M — down 14% from $3.63M a quarter earlier.

Sellers outnumbered buyers: 2 funds closed out of CBOA and 0 opened new positions — a net loss of 2 holders — while 1 trimmed existing stakes and 3 added.

The largest buyer was Jane Street, adding an estimated $496K. The largest seller was Legacy Wealth Management (Idaho), cutting an estimated $1.08M.

  • 5 institutional investors held Calamos Bitcoin Structured Alt Protection ETF - April (CBOA) as of Q1 2026, down from 8 in Q4 2025.
  • Funds reported $3.11M of Calamos Bitcoin Structured Alt Protection ETF - April stock for Q1 2026, down 14% quarter-over-quarter.
  • 0 funds opened new Calamos Bitcoin Structured Alt Protection ETF - April positions in Q1 2026 and 2 closed out, a net change of -2 holders.
  • The largest Calamos Bitcoin Structured Alt Protection ETF - April buyer in Q1 2026 was Jane Street, an estimated $496K added.
  • The largest Calamos Bitcoin Structured Alt Protection ETF - April seller in Q1 2026 was Legacy Wealth Management (Idaho), an estimated $1.08M sold.

Based on aggregated 13F filings for Q1 2026.