目前共有 172 家機構持有 SPBO，以下依持股市值由高至低排序。
| 主要持有機構 | 總市值 | 平均佔比 |
|---|---|---|
| HARBOUR INVESTMENTS, INC. | US$2.9萬 | 0.00% |
| Rossby Financial, LCC | US$2.5萬 | 0.01% |
| Quest 10 Wealth Builders, Inc. | US$2.3萬 | 0.02% |
| MAI Capital Management | US$1.7萬 | 0.00% |
| ROTHSCHILD INVESTMENT LLC | US$1.5萬 | 0.00% |
| Capital Investment Advisory Services, LLC | US$1.3萬 | 0.00% |
| N.E.W. Advisory Services LLC | US$1.0萬 | 0.00% |
| Federation des caisses Desjardins du Quebec | US$8703.0 | 0.00% |
| Graney & King, LLC | US$8558.0 | 0.00% |
| Nova Wealth Management, Inc. | US$8535.0 | 0.01% |
| Virtus Fixed Income Advisers, LLC | US$6938.0 | 0.01% |
| Pflug Koory, LLC | US$6162.0 | 0.00% |
| Spire Wealth Management | US$4848.0 | 0.00% |
| AlphaCore Capital LLC | US$4006.0 | 0.00% |
| Triumph Capital Management | US$3919.0 | 0.00% |
| Keating Financial Advisory Services, Inc. | US$3506.0 | 0.00% |
| Wagner Wealth Management, LLC | US$2137.0 | 0.00% |
| SIGNATUREFD, LLC | US$1568.0 | 0.00% |
| Legacy Wealth Managment, LLC/ID | US$581.0 | 0.00% |
| Silver Grove Financial Group, Inc. | US$203.0 | 0.00% |
| HALBERT HARGROVE GLOBAL ADVISORS, LLC | US$146.0 | 0.00% |
| BLUELINE ADVISORS LLC | US$2.0 | 0.00% |