J-Star Holding Co., Ltd. (YMAT)
Nasdaq: YMAT · Sporting & Athletic Goods, NEC · Taichung City 407, CN · filing with the SEC since 2021
Who runs J-Star Holding Co., Ltd.
Officers and directors as they report to the SEC on Forms 3, 4 and 5, named as filedChief executive, as filed
Sam Van
CEO. First filing Mar 2026, latest Mar 18, 2026, 0 filings in all.
Officers reporting now
1
of 6 people with a filing in the last fifteen months
Directors reporting now
5
6 people on the record since 2026
Officerssales are open-market, Sep 30, 2025 to Sep 30, 2026
| Name | Title as filed | First filing | Latest filing | Sales, 12 months |
|---|---|---|---|---|
| Sam Van | CEO | Mar 2026 | Mar 18, 2026 | none |
Directorssales are open-market, Sep 30, 2025 to Sep 30, 2026
| Name | Role | First filing | Latest filing | Sales, 12 months |
|---|---|---|---|---|
| Chiang Jing-Bin | director | Mar 2026 | Mar 18, 2026 | none |
| Huang Ching-Chou | director | Mar 2026 | Mar 18, 2026 | none |
| Lin Ping-Hong | director | Mar 2026 | Mar 18, 2026 | none |
| Sung Ting-Pang | director | Mar 2026 | Mar 18, 2026 | none |
| Wang Shen-Huei | director | Mar 2026 | Mar 18, 2026 | none |
Owners of more than 10% of a classsales are open-market, Sep 30, 2025 to Sep 30, 2026
| Name | Role | First filing | Latest filing | Sales, 12 months |
|---|---|---|---|---|
| New Moon Corp | 10% owner | Mar 2026 | Mar 18, 2026 | none |
A person is listed as reporting now after a filing in the last fifteen months. The record shows when someone last filed; it does not say why they stopped. Each name links to the filings on sec.gov.