| $255M | ||
| $48M | ||
| $38M | ||
| $37M | ||
| $34M | ||
| $34M |
Buys | $0 | 0 | 0 |
Sells | $3,030,122 | 23 | 100 |
| TING HOCK MING | director | 0 | $0 | 13 | $656,579 | $-656,579 |
| ADELMAN JASON T | director | 0 | $0 | 8 | $1.1M | $-1.1M |
| HOROWITZ RICHARD M | 0 | $0 | 2 | $1.28M | $-1.28M |
Trio-Tech International (TRT), operating through its various subsidiaries, is a diversified company that supplies the semiconductor industry with a comprehensive range of manufacturing, testing, and distribution services. Its Testing Services division offers a broad spectrum of quality assurance and reliability assessments. These include rigorous evaluations such as stabilization baking, thermal shock, temperature cycling, mechanical stress, constant acceleration, precision leak detection (both gross and fine), electrical performance checks, …
Over the last 12 months, insiders at Trio-Tech International have bought $0 and sold $3.03M worth of Trio-Tech International stock.
On average, over the past 5 years, insiders at Trio-Tech International have bought $0 and sold $968,965 worth of stock each year.
There was no buying activity among insiders over the last 12 months.
The last purchase of 2,400 shares for transaction amount of $6,610 was made by ADELMAN JASON T (director) on 2016‑07‑08.
| 2026-06-19 | Sale | ADELMAN JASON T | director | 5,000 0.0465% | $14.88 | $74,400 | -30.34% | |
| 2026-06-18 | Sale | ADELMAN JASON T | director | 5,000 0.0495% | $15.84 | $79,200 | -36.20% | |
| 2026-05-26 | Sale | TING HOCK MING | director | 17,200 0.2004% | $16.65 | $286,380 | -38.06% | |
| 2026-05-19 | Sale | ADELMAN JASON T | director | 14,975 0.1522% | $13.99 | $209,575 | -24.08% | |
| 2026-05-18 | Sale | HOROWITZ RICHARD M | 67,500 0.7886% | $18.10 | $1.22M | -32.44% | ||
| 2026-05-18 | Sale | ADELMAN JASON T | director | 35,000 0.3929% | $17.39 | $608,750 | -32.44% | |
| 2026-04-20 | Sale | TING HOCK MING | director | 2,000 0.0243% | $7.13 | $14,260 | +56.63% | |
| 2026-04-17 | Sale | TING HOCK MING | director | 3,800 0.0436% | $7.08 | $26,904 | +49.01% | |
| 2026-04-16 | Sale | TING HOCK MING | director | 4,000 0.0458% | $7.04 | $28,160 | +49.36% | |
| 2026-04-15 | Sale | TING HOCK MING | director | 3,000 0.0351% | $6.99 | $20,970 | +53.81% | |
| 2026-04-14 | Sale | TING HOCK MING | director | 12,600 0.1448% | $6.93 | $87,318 | +50.14% | |
| 2026-04-13 | Sale | TING HOCK MING | director | 6,000 0.067% | $6.73 | $40,380 | +56.66% | |
| 2026-04-09 | Sale | TING HOCK MING | director | 4,000 0.0463% | $6.78 | $27,120 | +51.67% | |
| 2026-03-16 | Sale | ADELMAN JASON T | director | 5,000 0.057% | $5.61 | $28,033 | +78.43% | |
| 2026-03-10 | Sale | ADELMAN JASON T | director | 5,000 0.0578% | $5.82 | $29,082 | +76.83% | |
| 2026-03-06 | Sale | ADELMAN JASON T | director | 7,489 0.0877% | $5.53 | $41,431 | +85.56% | |
| 2026-03-05 | Sale | ADELMAN JASON T | director | 4,511 0.0549% | $5.55 | $25,025 | +93.97% | |
| 2026-01-16 | Sale | TING HOCK MING | director | 70 0.0008% | $6.78 | $475 | +47.29% | |
| 2026-01-15 | Sale | TING HOCK MING | director | 3,000 0.0381% | $6.90 | $20,700 | +50.31% | |
| 2026-01-12 | Sale | TING HOCK MING | director | 5,000 0.0596% | $7.08 | $35,410 | +39.68% |
| HOROWITZ RICHARD M | 664784 6.4303% | $3.22M | 50 | 10 | <0.0001% | |
| ADELMAN JASON T | director | 140094 1.3551% | $679,455.90 | 3 | 41 | |
| YONG SIEW WAI | PRESIDENT AND CEO | 505068 4.8854% | $2.45M | 1 | 8 | |
| WILSON A CHARLES | director | 210500 2.0361% | $1.02M | 1 | 0 | <0.0001% |
| ZEFF DANIEL | 10 percent owner | 166672 1.6122% | $808,359.20 | 26 | 11 | +29.75% |
| LIM HWEE POH | CORPORATE VICE PRESIDENT | 80733 0.7809% | $391,555.05 | 18 | 10 |
$51,368,869 | 76 | 0.70% | $320.07B | |
$41,019,040 | 35 | 51.90% | $4,981.23B | |
$13,184,403 | 24 | 12.48% | $203.42B | |
$14,781,792 | 22 | 15.65% | $789.95B | |
$7,164,218 | 19 | 7.69% | $28.26B |
| Increased Positions | 5 | +20.83% | 40,318 | +1.94% |
| Decreased Positions | 7 | -29.17% | 149,402 | -7.19% |
| New Positions | 2 | New | 31,480 | New |
| Sold Out Positions | 4 | Sold Out | 75,762 | Sold Out |
| Total Postitions | 22 | -8.33% | 2M | -5.25% |
| Compound Planning, Inc. | $4,476.00 | 8.99% | 359,500 | 0 | 0% | 2025-09-30 |
| Renaissance Technologies Llc | $2,142.00 | 4.3% | 172,013 | -1,700 | -0.98% | 2025-09-30 |
| Vanguard Group Inc | $1,804.00 | 3.62% | 144,871 | 0 | 0% | 2025-09-30 |
| Dimensional Fund Advisors Lp | $1,529.00 | 3.07% | 122,836 | +658 | +0.54% | 2025-09-30 |
| Bridgeway Capital Management, Llc | $1,040.00 | 2.09% | 83,541 | +117 | +0.14% | 2025-09-30 |
| Acadian Asset Management Llc | $568.00 | 1.14% | 45,639 | 0 | 0% | 2025-09-30 |
| Empowered Funds, Llc | $466.00 | 0.94% | 37,441 | +117 | +0.31% | 2025-09-30 |
| Geode Capital Management, Llc | $312.00 | 0.63% | 25,097 | -292 | -1.15% | 2025-09-30 |
| Stonebridge Capital Management Inc | $286.00 | 0.58% | 23,000 | 0 | 0% | 2025-06-30 |
| James Investment Research, Inc. | $150.00 | 0.3% | 12,008 | 0 | 0% | 2025-09-30 |