25 institutions reported holding $13.3M of CALAMOS ETF TR (CPRO) in SEC 13F filings for 2026-06-30. Largest institutional holders: CENTAURUS FINANCIAL, INC. ($2.5M), COMMONWEALTH EQUITY SERVICES, LLC ($2.3M), SUSQUEHANNA INTERNATIONAL GROUP, LLP ($2.1M), Owen LaRue, LLC ($1.5M), Calamos Wealth Management LLC ($781,379). Source: SEC Form 13F.
Source: SEC Form 13F filings · as of 2026-06-30