Siew Wai Yong
PRESIDENT AND CEO at Trio-Tech International
Sits on 1 board. Last updated September 28, 2026
Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 4 years
- Director since
- 2023
4 years of board service in total across 1 board, counting each seat separately. Longest: Trio-Tech International, 3 years.
Chief executive roles
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
Trio-Tech International December 10, 202587.3%
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Trio-Tech International December 10, 202487.3%
-
Trio-Tech International December 11, 202385.2%
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Sep 28, 2026 | Trio-Tech International | Option exercise | +50,000 | $3.88 | $194,000 |
| Jan 27, 2026 | Trio-Tech International | Option exercise | +80,111 | $2.64 | $211,493 |
| Nov 29, 2023 | Trio-Tech International | Option exercise | +40,000 | $3.28 | $131,200 |
| Nov 29, 2023 | Trio-Tech International | Option exercise | +20,000 | $2.53 | $50,600 |
Questions about Siew Wai Yong
What boards is Siew Wai Yong on?
Siew Wai Yong sits on the board of Trio-Tech International.
What company is Siew Wai Yong the CEO of?
Siew Wai Yong is PRESIDENT AND CEO of Trio-Tech International.
How long has Siew Wai Yong served on boards?
Our records show at least 4 years of board service across 1 board, the earliest from 2023.
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