Trio-Tech International (TRT) relationships
Trio-Tech International (TRT) is connected to 33 named shareholders, 0 other companies and 6 officers and directors, each link from an SEC filing. Its largest named shareholder is Siew Wai Yong, with 12.6% of the company (Form 4, Sep 28, 2026).
Largest shareholders of Trio-Tech International
| Holder | % of company | Filing | As of | Accession |
|---|---|---|---|---|
| Siew Wai Yong | 12.6% | Form 4 | Sep 28, 2026 | 0001247602-26-000007 |
| Richard M. Horowitz | 6.4% | Form 4 | May 18, 2026 | 0001247606-26-000008 |
| Renaissance Technologies | 3.4% | 13F | Jun 30, 2026 | 0001037389-26-000059 |
| Vanguard | 3.4% | 13F | Jun 30, 2026 | 0002100119-26-001527 |
| Compound Planning, Inc. | 3.2% | 13F | Jun 30, 2026 | 0001978879-26-000005 |
| Hwee Poh Lim | 2.2% | Form 4 | Apr 29, 2026 | 0001247598-26-000002 |
| Jason T. Adelman | 2.0% | Form 4 | Jun 23, 2026 | 0001247604-26-000009 |
| Dimensional | 1.8% | 13F | Jun 30, 2026 | 0000354204-26-000866 |
| Jane Street | 1.8% | 13F | Jun 30, 2026 | 0001595888-26-000108 |
| Hock Ming Ting | 1.3% | Form 4 | May 26, 2026 | 0001437749-26-018705 |
| Huntleigh Advisors, Inc. | 1.1% | 13F | Jun 30, 2026 | 0001367653-26-000003 |
| Geode Capital | 0.68% | 13F | Jun 30, 2026 | 0001214717-26-000008 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 0.62% | 13F | Jun 30, 2026 | 0001107261-26-000006 |
| BlackRock | 0.55% | 13F | Jun 30, 2026 | 0002012383-26-003238 |
| Informed Momentum Co LLC | 0.53% | 13F | Jun 30, 2026 | 0001104659-26-095607 |
Officers and directors of Trio-Tech International
- Siew Wai Yong — CHAIRMAN AND CEO · Director · 10% owner (Form 4, Sep 29, 2026)
- Richard M. Horowitz — Director · 10% owner (Form 4, May 27, 2026)
- Hwee Poh Lim — SR CORP VP AND COO (TESTING) (Form 4, Jul 9, 2026)
- Jason T. Adelman — Director (Form 4, Jun 23, 2026)
- Hock Ming Ting — Director (Form 4, May 28, 2026)
- Anitha Srinivasan — CHIEF FINANCIAL OFFICER (Form 4, Sep 28, 2026)
Map of Trio-Tech International's relationships · Who owns Trio-Tech International