Calamos ETF Trust - CBOA

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q3 2026 · Compare: Q2 2026
13D/13G major owners: Ownership tab.
Methodology: Market value and % of portfolio use SEC reported VALUE ($000). For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received. Details.
Rows: 0
Investor History Status Shares held Market value ($000) % of portfolio Previous % Rank Change in shares % change in shares Source Date reported
JANE STREET GROUP, LLC History No change 67,443 1,613 0.0% 0.0% 1 0 0.0% Q2 2026 Aug 14, 2026
OLD MISSION CAPITAL LLC History No change 26,563 635 0.01% 0.01% 2 0 0.0% Q2 2026 Aug 14, 2026
Calamos Advisors LLC History No change 24,240 608 0.0% 0.0% 3 0 0.0% Q3 2026 Nov 02, 2026
Ankerstar Wealth, LLC History No change 144 3 0.0% 0.0% 4 0 0.0% Q2 2026 Aug 13, 2026
HARBOUR INVESTMENTS, INC. History New 50 1 0.0% — 5 +50 New Q3 2026 Nov 09, 2026