目前共有 17 家机构持有 IROC，以下按持股市值由高至低排序。
| 主要持有机构 | 总市值 | 平均占比 |
|---|---|---|
| Invesco Ltd. | US$9221.8万 | 0.01% |
| ABLE Financial Group, LLC | US$270.2万 | 0.53% |
| Arax Advisory Partners | US$221.5万 | 0.06% |
| Gladstone Institutional Advisory LLC | US$194.4万 | 0.07% |
| Capital Analysts, LLC | US$151.4万 | 0.04% |
| JANE STREET GROUP, LLC | US$131.4万 | 0.00% |
| Cetera Investment Advisers | US$94.6万 | 0.00% |
| OSAIC HOLDINGS, INC. | US$75.2万 | 0.00% |
| LPL Financial LLC | US$74.4万 | 0.00% |
| Sanctuary Advisors, LLC | US$51.1万 | 0.00% |
| NAPLES GLOBAL ADVISORS, LLC | US$31.1万 | 0.02% |
| CoreCap Advisors, LLC | US$26.9万 | 0.01% |
| Private Advisor Group, LLC | US$26.0万 | 0.00% |
| World Investment Advisors | US$23.9万 | 0.00% |
| FIFTH THIRD BANCORP | US$8060.0 | 0.00% |
| Sunrise Financial Services, LLC | US$5037.0 | 0.00% |
| AE Wealth Management LLC | US$1511.0 | 0.00% |