Calamos ETF Trust - CPSO

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
Calamos Advisors LLC History Added to 457,205 12,948 0.04% 0.03% 1 +112,752 32.73% Q3 2026 Nov 02, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP History No change 57,083 1,589 0.0% 0.0% 2 0 0.0% Q2 2026 Aug 14, 2026
COMMONWEALTH EQUITY SERVICES, LLC History Reduced 23,687 670 0.0% 0.0% 3 -375 -1.56% Q3 2026 Nov 02, 2026
Verdence Capital Advisors LLC History New 22,885 648 0.03% — 4 +22,885 New Q3 2026 Oct 26, 2026
Blue Water Asset Management History Reduced 15,847 448 0.14% 0.18% 5 -4,634 -22.63% Q3 2026 Nov 04, 2026
Calamos Wealth Management LLC History Reduced 15,275 432 0.01% 0.02% 6 -4,592 -23.11% Q3 2026 Nov 02, 2026
Rooted Wealth Advisors, Inc. History No change 12,486 347 0.08% 0.08% 7 0 0.0% Q3 2026 Nov 03, 2026
Grantvest Financial Group LLC History No change 11,888 336 0.19% 0.19% 8 0 0.0% Q3 2026 Oct 21, 2026
Cambridge Investment Research Advisors, Inc. History No change 11,385 322 0.0% 0.0% 9 0 0.0% Q3 2026 Nov 02, 2026
HARBOUR INVESTMENTS, INC. History No change 11,509 320 0.0% 0.0% 10 0 0.0% Q2 2026 Aug 12, 2026
OLD MISSION CAPITAL LLC History No change 11,472 319 0.01% 0.01% 11 0 0.0% Q2 2026 Aug 14, 2026
Capital Analysts, LLC History No change 11,151 310 0.01% 0.01% 12 0 0.0% Q2 2026 Aug 05, 2026
FIDUCIARY FINANCIAL ADVISORS History No change 11,049 307 0.03% 0.03% 13 0 0.0% Q2 2026 Aug 13, 2026
Sloy Dahl & Holst, LLC History No change 10,740 304 0.04% 0.04% 14 0 0.0% Q3 2026 Oct 14, 2026
Security Financial Services, INC. History No change 10,132 286 0.04% 0.04% 15 0 0.0% Q3 2026 Oct 29, 2026
Spire Wealth Management History No change 2,401 67 0.0% 0.0% 16 0 0.0% Q3 2026 Oct 30, 2026
OSAIC HOLDINGS, INC. History No change 2,046 56 0.0% 0.0% 17 0 0.0% Q2 2026 Aug 14, 2026
MORGAN STANLEY History No change 2,000 55 0.0% 0.0% 18 0 0.0% Q2 2026 Aug 13, 2026
Regatta Research & Money Management History No change 1,076 29 0.03% 0.03% 19 0 0.0% Q2 2026 Aug 11, 2026
CREATIVE FINANCIAL DESIGNS INC /ADV History No change 492 13 0.0% 0.0% 20 0 0.0% Q3 2026 Nov 04, 2026
New England Capital Financial Advisors LLC History No change 408 11 0.0% 0.0% 21 0 0.0% Q3 2026 Nov 03, 2026
TUCKER ASSET MANAGEMENT LLC History Closed out 0 0 — 0.01% — -1,782 -100.0% Q3 2026 Oct 29, 2026