Mak Yuk Kiu
| Company | Stock Code | From | To | Position(s) | Release Date / Document Links | Reason for Change |
|---|---|---|---|---|---|---|
| NATIONAL UNITED RESOURCES HOLDINGS LIMITED | 00254 | 01-Oct-22 | CoSec | |||
| Austar Lifesciences Limited | 06118 | 01-Oct-22 | CoSec | |||
| B.Duck Semk Holdings International Limited | 02250 | 23-Oct-24 | 01-Aug-25 | CoSec | Resigned. |