目前共有 15 家機構持有 MRT，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 |
|---|---|---|
| DLD Asset Management, LP | US$1313.2萬 | 1.19% |
| Gramercy Funds Management LLC | US$465.6萬 | 76.66% |
| WELLS FARGO & COMPANY/MN | US$200.0萬 | 0.00% |
| Luxor Capital Group, LP | US$71.2萬 | 0.05% |
| Arbiter Partners Capital Management LLC | US$57.3萬 | 0.33% |
| Weiss Asset Management LP | US$25.5萬 | 0.00% |
| RENAISSANCE TECHNOLOGIES LLC | US$8.0萬 | 0.00% |
| Curi Capital, LLC | US$7.0萬 | 0.00% |
| CJM Wealth Advisers, Ltd. | US$7.0萬 | 0.02% |
| BBR PARTNERS, LLC | US$7.0萬 | 0.00% |
| STATE STREET CORP | US$6.7萬 | 0.00% |
| CITADEL ADVISORS LLC | US$2.3萬 | 0.00% |
| UBS Group AG | US$988.0 | 0.00% |
| CITIGROUP INC | US$2.0 | 0.00% |
| Farther Finance Advisors, LLC | US$2.0 | 0.00% |