目前共有 34 家机构持有 OPXS，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 |
|---|---|---|
| Topline Capital Management, LLC | US$766.2万 | 1.27% |
| WASATCH ADVISORS LP | US$526.6万 | 0.03% |
| PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. | US$427.8万 | 0.25% |
| LPL Financial LLC | US$338.4万 | 0.00% |
| VANGUARD CAPITAL MANAGEMENT LLC | US$262.9万 | 0.00% |
| Archon Capital Management LLC | US$258.7万 | 1.46% |
| MARSHALL WACE, LLP | US$130.8万 | 0.00% |
| AMERIPRISE FINANCIAL INC | US$97.3万 | 0.00% |
| US$85.7万 | 0.48% | |
| US$83.0万 | 0.00% | |
| US$71.8万 | 0.00% | |
| US$53.4万 | 0.01% | |
| US$47.0万 | 0.00% | |
| US$45.6万 | 0.00% | |
| US$41.8万 | 0.01% | |
| US$37.8万 | 0.00% | |
| US$34.2万 | 0.00% | |
| US$30.6万 | 0.05% | |
| US$26.6万 | 0.00% | |
| US$22.4万 | 0.00% | |
| US$21.8万 | 0.00% | |
| US$21.3万 | 0.10% | |
| US$18.7万 | 0.00% | |
| US$15.6万 | 0.00% | |
| US$14.5万 | 0.00% | |
| US$6.8万 | 0.00% | |
| US$5.2万 | 0.00% | |
| US$2.8万 | 0.00% | |
| US$2.2万 | 0.00% | |
| US$5000.0 | 0.00% | |
| US$2645.0 | 0.00% | |
| US$1323.0 | 0.00% | |
| US$1323.0 | 0.00% | |
| US$720.0 | 0.00% |