TRT

TRIO-TECH INTERNATIONAL

Special Industry Machinery, NECNYSENon-accelerated filer<br>Smaller reporting company

Total Trades

13

Buys

0

Sells

11

Largest Trade

$100K–$500K

Insiders

4

Institutional Funds

13

Inst. Value

$1M+

Activist Filings

8

Insider Trades

InsiderTitleTypeValueSharesPriceDate
TING HOCK MINGDirectorSELL$15K–$50K6K$6.77Jan 20, 2026
TING HOCK MINGDirectorSELL$15K–$50K5K$7.08Jan 14, 2026
HOROWITZ RICHARD MDirectorSELL$50K–$100K8K$7.50Jan 9, 2026
TING HOCK MINGDirectorSELL$15K–$50K7K$7.37Jan 9, 2026
ADELMAN JASON TDirectorSELL$50K–$100K12K$6.84Feb 28, 2025
ADELMAN JASON TDirectorSELL$15K–$50K6K$7.35Oct 21, 2024
ADELMAN JASON TDirectorSELL$15K–$50K10K$4.84Jun 7, 2023
ADELMAN JASON TDirectorEXERCISE$50K–$100K20K$2.53Mar 25, 2023
ADELMAN JASON TDirectorSELL$50K–$100K13K$4.58Mar 25, 2023
ADELMAN JASON TDirectorSELL$50K–$100K7K$9.10Jan 27, 2022
ADELMAN JASON TDirectorEXERCISE$50K–$100K13K$4.14Jan 27, 2022
TING HOCK MINGVICE PRESIDENT AND…SELL$15K–$50K3K$13.15Jan 4, 2022
YONG SIEW WAIPRESIDENT AND CEOSELL$100K–$500K10K$12.81Jan 3, 2022
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Institutional Ownership

13F filings as of Dec 31, 2025 · 13 funds holding

Activist & 5%+ Owners

SC 13D/13G filings — investors holding 5%+ of outstanding shares

YONG SIEW WAI

SC 13D/A · Jan 29, 2026

16.9%

1.5M shares

Zeff Capital, LP

SC 13G/A · Jan 21, 2026

5.9%

511K shares

Zeff Capital, LP

SC 13G/A · Jan 8, 2025

6.9%

295K shares

Zeff Capital, LP

SC 13G · Oct 1, 2024

5.3%

226K shares

A. Charles Wilson

SC 13D/A · Apr 6, 2023

13.9%

596K shares

Siew Wai Yong

SC 13D/A · Apr 6, 2023

15.3%

640K shares

4.8%

197K shares

7.6%

301K shares

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