36 institutions reported holding $3.1M of SIREN ETF TR (BLCN) in SEC 13F filings for 2026-06-30. Largest institutional holders: LPL Financial LLC ($823,791), FLOW TRADERS U.S. LLC ($823,000), MERCER GLOBAL ADVISORS INC /ADV ($352,594), Glass Jacobson Investment Advisors llc ($322,600), COMMONWEALTH EQUITY SERVICES, LLC ($284,430). Source: SEC Form 13F.
Source: SEC Form 13F filings · as of 2026-06-30