Who Owns CALAMOS ETF TR (CPSO)? -- Institutional Holders (2026-06-30)

22 institutions reported holding $16.0M of CALAMOS ETF TR (CPSO) in SEC 13F filings for 2026-06-30. Largest institutional holders: Calamos Advisors LLC ($9.6M), SUSQUEHANNA INTERNATIONAL GROUP, LLP ($1.6M), COMMONWEALTH EQUITY SERVICES, LLC ($669,880), Blue Water Asset Management ($570,191), Calamos Wealth Management LLC ($553,097). Source: SEC Form 13F.

RankInstitutionValueSharesChange
1Calamos Advisors LLC$9.6M344,453Trimmed
2SUSQUEHANNA INTERNATIONAL GROUP, LLP$1.6M57,083Added
3COMMONWEALTH EQUITY SERVICES, LLC$669,88024,062Hold
4Blue Water Asset Management$570,19120,481Trimmed
5Calamos Wealth Management LLC$553,09719,867Trimmed
6Rooted Wealth Advisors, Inc.$347,61012,486Hold
7Grantvest Financial Group LLC$330,96211,888Trimmed
8HARBOUR INVESTMENTS, INC.$320,41111,509Trimmed
9OLD MISSION CAPITAL LLC$319,38011,472Trimmed
10Cambridge Investment Research Advisors, Inc.$317,00011,385Hold
11Capital Analysts, LLC$310,00011,151Hold
12FIDUCIARY FINANCIAL ADVISORS$307,60411,049New
13Sloy Dahl & Holst, LLC$299,00210,740Hold
14Security Financial Services, INC.$282,07510,132Hold
15Spire Wealth Management$66,8442,401Hold
16OSAIC HOLDINGS, INC.$56,9602,046Hold
17MORGAN STANLEY$55,6802,000Hold
18Regatta Research & Money Management$29,9561,076New
19CREATIVE FINANCIAL DESIGNS INC /ADV$13,697492Trimmed
20New England Capital Financial Advisors LLC$11,359408Hold
21Advisory Services Network, LLC$00Exited
22LeClair Wealth Partners LLC$00Exited

Source: SEC Form 13F filings · as of 2026-06-30