- As announced on 3 November 2003, offices of the KLSE will be closed on Monday, 24 November to Wednesday, 26 November 2003 in conjunction with Hari Raya Aidil Fitri.
- KLSE will resume operations on Thursday, 27 November and Friday, 28 November 2003.
- As announced on 20 November 2003, in line with the Government's recent announcement, Saturday, 29 November 2003 will be a non-working Saturday for KLSE.
- To replace Saturday, 29 November 2003, Saturday 6 November 2003 will be a working Saturday for KLSE.
The KLSE Group of Companies are:-
- Kuala Lumpur Stock Exchange (KLSE)
- Malaysia Derivatives Exchange (MDEX)
- Labuan International Financial Exchange (LFX)
- Securities Clearing Automated Network Services Sdn Bhd (SCANS)
- Malaysian Derivatives Clearing House Berhad (MDCH)
- Malaysian Central Depository Sdn. Bhd. (MCD)
- Malaysian Share Registration Services Sdn Bhd (MSRS)