251 institutions reported holding $812.7M of NUVEEN (SPXX) in SEC 13F filings for 2026-06-30. Largest institutional holders: MORGAN STANLEY ($232.5M), WELLS FARGO & COMPANY/MN ($45.5M), Saba Capital Management, L.P. ($44.1M), LPL Financial LLC ($37.2M), Invesco Ltd. ($37.1M). Source: SEC Form 13F.
Source: SEC Form 13F filings · as of 2026-06-30