OSK - Notice of Book Closure

Single-tier interim dividend of 2.5 sen per ordinary share for the financial year ending 31 December 2025

Kindly be advised of the following :

1) The above Company's securities will be traded and quoted "Ex - Dividend” as from: 18 Sep 2025
2) The last date of lodgment : 19 Sep 2025
3) Date Payable : 16 Oct 2025