目前共有 16 家機構持有 TOMZ，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 |
|---|---|---|
| VANGUARD CAPITAL MANAGEMENT LLC | US$37.6萬 | 0.00% |
| GEODE CAPITAL MANAGEMENT, LLC | US$7.1萬 | 0.00% |
| STATE STREET CORP | US$2.9萬 | 0.00% |
| VANGUARD FIDUCIARY TRUST CO | US$2.2萬 | 0.00% |
| CHOREO, LLC | US$1.1萬 | 0.00% |
| NORTHERN TRUST CORP | US$8758.0 | 0.00% |
| Spinnaker Investment Group, LLC | US$8152.0 | 0.00% |
| COMMONWEALTH EQUITY SERVICES, LLC | US$6120.0 | 0.00% |
| Vanguard Global Advisers, LLC | US$2451.0 | 0.00% |
| UBS Group AG | US$2247.0 | 0.00% |
| Tower Research Capital LLC (TRC) | US$2175.0 | 0.00% |
| Allworth Financial LP | US$191.0 | 0.00% |
| CITIGROUP INC | US$9.0 | 0.00% |
| BlackRock, Inc. | US$2.0 | 0.00% |
| SBI Securities Co., Ltd. | US$1.0 | 0.00% |
| MORGAN STANLEY | US$1.0 | 0.00% |