SPMB — State Street SPDR Portfolio Mortgage Backed Bond ETF
Price · 2024-08-26 → 2026-08-21
499 daily closes shownAnonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2016-01-04.
Performance
Technicals
Dividends
Largest institutional holders
| manager | value | shares |
|---|---|---|
| Financial Engines Advisors L.L.C. | 4.2B | 188.3M |
| LPL Financial LLC | 524.5M | 23.4M |
| STIFEL FINANCIAL CORP | 176.0M | 7.9M |
| BENJAMIN EDWARDS INC | 143.9M | 6.4M |
| STATE STREET CORP | 140.9M | 6.3M |
| CONFLUENCE INVESTMENT MANAGEMENT LLC | 86.3M | 3.9M |
| AMERIPRISE FINANCIAL INC | 77.8M | 3.5M |
| CWM, LLC | 54.0M | 2.4M |
| BANK OF AMERICA CORP /DE/ | 48.9M | 2.2M |
| Advisory Alpha, LLC | 48.5M | 2.2M |
13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →
Short selling
This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →
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