Skip to main content

Trio-Tech International

TRT
Exchange
Nasdaq
Industry
Special Industry Machinery, NEC
SEC CIK
0000732026

No open-market purchases or sales by Trio-Tech International insiders were filed in the last 90 days; 35 institutions reported holding it in 13F filings for Q2 2026, worth $26.9M in total; no superinvestor holds it.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by Trio-Tech International insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
0 filings
Open-market sells
0 filings
Insiders trading
0
Net value
$0
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for Trio-Tech International, current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for Trio-Tech International
NameTitleLast reported holdingLast filingFilings, past year
Srinivasan AnithaCHIEF FINANCIAL OFFICER32,017Jul 29, 20264
Lim Hwee PohSR CORP VP AND COO (TESTING)231,268Jul 9, 20262
Adelman Jason TDirector210,094Jun 23, 20266
Ting Hock MingDirector131,044May 28, 20269
Horowitz Richard MDirector, 10% Owner664,784May 27, 20264
Yong Siew WaiPRESIDENT AND CEO1,260,247Jan 29, 20262
Wilson A Charles10% Owner435,500Mar 18, 20240
Soon Siew KuanCORPORATE VICE PRESIDENT25,100Dec 14, 20230

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Jun 23, 2026 (view filing)Jun 18-195 daysAdelman Jason TDirectorSSale−10.0K$15.36−$153.6K−6.7%140.1K after2 lots
May 28, 2026 (view filing)May 262 daysTing Hock MingDirectorSSaleTRT Common Stock−17.2K$16.65−$286.4K−11.6%131.0K after
May 27, 2026 (view filing)May 189 daysLateHorowitz Richard MDirector, 10% OwnerSSale−67.5K$18.10−$1.22M−9.2%664.8K after
May 20, 2026 (view filing)May 18-192 daysAdelman Jason TDirectorSSale−50.0K$16.37−$818.3K−55.5%40.0K after6 lots
May 15, 2026 (view filing)Mar 5-1671 daysLateAdelman Jason TDirectorSSale−22.0K$5.62−$123.6K−30.6%50.0K after4 lots
Apr 21, 2026 (view filing)Apr 17-204 daysTing Hock MingDirectorSSaleTRT Common Stock−5.80K$7.10−$41.2K−3.8%148.2K after2 lots
Apr 17, 2026 (view filing)Apr 15-162 daysTing Hock MingDirectorSSale−7.00K$7.02−$49.1K−4.3%154.0K after2 lots
Apr 15, 2026 (view filing)Apr 13-142 daysTing Hock MingDirectorSSale−18.6K$6.87−$127.7K−10.4%161.0K after2 lots
Apr 10, 2026 (view filing)Apr 91 dayTing Hock MingDirectorSSaleTRT Common Stock−4.00K$6.78−$27.1K−2.2%179.6K after
Jan 20, 2026 (view filing)Jan 6-1614 daysLateTing Hock MingDirectorSSale−6.07K$6.77−$41.1K−3.2%183.6K after3 lots
Jan 14, 2026 (view filing)Jan 122 daysTing Hock MingDirectorSSaleTRT Common Stock−5.00K$7.08−$35.4K−2.6%189.7K after
Jan 9, 2026 (view filing)Jan 72 daysTing Hock MingDirectorSSaleTRT Common Stock+6.60K$7.37+$48.6K+3.5%194.7K after4 lots
Jan 9, 2026 (view filing)Jan 72 daysHorowitz Richard MDirector, 10% OwnerSSale−7.50K$7.50−$56.3K−1.2%621.5K after
Feb 28, 2025 (view filing)Oct 16, 2024-Feb 27, 2025135 daysLateAdelman Jason TDirectorSSale−12.0K$6.84−$82.1K−40.0%18.0K after5 lots
Oct 21, 2024 (view filing)Oct 16-175 daysLateAdelman Jason TDirectorSSale−6.00K$7.35−$44.1K−20.0%24.0K after2 lots
Jun 7, 2023 (view filing)May 26-Jun 712 daysLateAdelman Jason TDirectorSSale−10.0K$4.84−$48.4K−50.0%10.0K after5 lots
Mar 24, 2023 (view filing)Mar 168 daysLateAdelman Jason TDirectorSSale−12.5K$4.58−$57.3K−100.0%0 after
Jan 27, 2022 (view filing)Nov 17, 202171 daysLateAdelman Jason TDirectorSSale−7.00K$9.10−$63.7K−41.9%9.69K after
Jan 4, 2022 (view filing)Dec 31, 20214 daysTing Hock MingVICE PRESIDENT AND CFOSSaleTRT Common Stock−3.00K$13.16−$39.5K−5.8%49.2K after
Jan 3, 2022 (view filing)Dec 31, 20213 daysYong Siew WaiPRESIDENT AND CEOSSaleTRT Common Stock−10.0K$12.81−$128.1K−1.9%505.1K after
Dec 23, 2021 (view filing)Dec 21-222 daysTing Hock MingVICE PRESIDENT, CFOSSaleTRT Common Stock−32.5K$10.71−$348.1K−38.4%52.2K after2 lots
Dec 22, 2021 (view filing)Dec 211 dayYong Siew WaiPRESIDENT AND CEOSSaleTRT Common Stock−39.0K$10.46−$407.9K−7.0%515.1K after
Dec 21, 2021 (view filing)Dec 174 daysTing Hock MingVICE PRESIDENT, CFOSSale−6.60K$9.24−$61.0K−7.2%84.7K after
Dec 17, 2021 (view filing)Dec 15-162 daysTing Hock MingVICE PRESIDENT, CFOSSale−18.0K$9.23−$166.1K−16.5%91.3K after2 lots
Nov 30, 2021 (view filing)Nov 291 dayHorowitz Richard MDirectorSSaleTRT Common Stock−20.0K$9.98−$199.6K−5.5%342.9K after
Nov 26, 2021 (view filing)Nov 197 daysLateHorowitz Richard MDirectorSSale−19.0K$8.88−$168.8K−5.0%362.9K after3 lots