目前共有 25 家機構持有 SSII，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 |
|---|---|---|
| Hood River Capital Management LLC | US$416.7萬 | 0.04% |
| UBS Group AG | US$77.8萬 | 0.00% |
| Handelsbanken Fonder AB | US$60.0萬 | 0.00% |
| JNBA Financial Advisors | US$58.5萬 | 0.05% |
| Eversept Partners, LP | US$55.1萬 | 0.03% |
| AlphaCentric Advisors LLC | US$25.0萬 | 0.25% |
| Forum Financial Management, LP | US$19.2萬 | 0.00% |
| GEODE CAPITAL MANAGEMENT, LLC | US$18.1萬 | 0.00% |
| AlTi Global, Inc. | US$10.3萬 | 0.00% |
| Mariner, LLC | US$9.3萬 | 0.00% |
| IFC & Insurance Marketing, Inc. | US$8.4萬 | 0.09% |
| STATE STREET CORP | US$7.8萬 | 0.00% |
| PNC FINANCIAL SERVICES GROUP, INC. | US$6.8萬 | 0.00% |
| GOLDMAN SACHS GROUP INC | US$5.3萬 | 0.00% |
| MILLENNIUM MANAGEMENT LLC | US$5.1萬 | 0.00% |
| MORGAN STANLEY | US$1.5萬 | 0.00% |
| NFSG Corp | US$6580.0 | 0.00% |
| Steward Partners Investment Advisory, LLC | US$5500.0 | 0.00% |
| JONES FINANCIAL COMPANIES LLLP | US$1846.0 | 0.00% |
| Basecamp Wealth Advisors LLC | US$1500.0 | 0.00% |
| WELLS FARGO & COMPANY/MN | US$1300.0 | 0.00% |
| ROYAL BANK OF CANADA | US$1000.0 | 0.00% |
| Avion Wealth | US$1000.0 | 0.00% |
| Kilter Group LLC | US$675.0 | 0.00% |
| OSAIC HOLDINGS, INC. | US$50.0 | 0.00% |