目前共有 18 家機構持有 MGRX，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 |
|---|---|---|
| GEODE CAPITAL MANAGEMENT, LLC | US$7.0萬 | 0.00% |
| Ikarian Capital, LLC | US$5.0萬 | 0.00% |
| VANGUARD CAPITAL MANAGEMENT LLC | US$4.4萬 | 0.00% |
| JANE STREET GROUP, LLC | US$2.6萬 | 0.00% |
| Virtu Financial LLC | US$2.2萬 | 0.00% |
| VANGUARD FIDUCIARY TRUST CO | US$2.1萬 | 0.00% |
| BOOTHBAY FUND MANAGEMENT, LLC | US$1.4萬 | 0.00% |
| NORTHERN TRUST CORP | US$1.4萬 | 0.00% |
| Ackerman Capital Advisors, LLC | US$1.2萬 | 0.00% |
| StoneX Group Inc. | US$5776.0 | 0.00% |
| XTX Topco Ltd | US$4732.0 | 0.00% |
| Sunbelt Securities, Inc. | US$4321.0 | 0.00% |
| GOLDMAN SACHS GROUP INC | US$4234.0 | 0.00% |
| Csenge Advisory Group | US$3601.0 | 0.00% |
| OSAIC HOLDINGS, INC. | US$1182.0 | 0.00% |
| Fortitude Family Office, LLC | US$484.0 | 0.00% |
| MORGAN STANLEY | US$360.0 | 0.00% |
| Tower Research Capital LLC (TRC) | US$283.0 | 0.00% |