目前共有 17 家机构持有 FLX，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 |
|---|---|---|
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | US$1721.4万 | 0.00% |
| CITADEL ADVISORS LLC | US$26.3万 | 0.00% |
| RENAISSANCE TECHNOLOGIES LLC | US$20.5万 | 0.00% |
| MARSHALL WACE, LLP | US$19.5万 | 0.00% |
| JANE STREET GROUP, LLC | US$18.0万 | 0.00% |
| GOLDMAN SACHS GROUP INC | US$16.7万 | 0.00% |
| Centiva Capital, LP | US$8.9万 | 0.00% |
| XTX Topco Ltd | US$8.1万 | 0.00% |
| Invesco Ltd. | US$7.4万 | 0.00% |
| DIMENSIONAL FUND ADVISORS LP | US$6.6万 | 0.00% |
| GEODE CAPITAL MANAGEMENT, LLC | US$6.4万 | 0.00% |
| Point72 Asset Management, L.P. | US$5.1万 | 0.00% |
| ROYAL BANK OF CANADA | US$1.7万 | 0.00% |
| UBS Group AG | US$249.0 | 0.00% |
| EverSource Wealth Advisors, LLC | US$101.0 | 0.00% |
| IMA Advisory Services, Inc. | US$92.0 | 0.00% |
| Smartleaf Asset Management LLC | US$5.0 | 0.00% |