281 institutions reported holding $6.30B of SPDR Mortgage Backed Bond ETF (SPMB) in SEC 13F filings for 2026-06-30. Largest institutional holders: Financial Engines Advisors L.L.C. ($4.39B), LPL Financial LLC ($500.2M), STIFEL FINANCIAL CORP ($131.5M), BENJAMIN EDWARDS INC ($107.4M), AMERIPRISE FINANCIAL INC ($79.8M). Source: SEC Form 13F.
来源:SEC 13F 申报文件 · 截至 2026-06-30