Trading takes place five days a week (Monday-Friday), except on public holidays and other market holidays (when the Exchange is declared closed by the Bursa Malaysia Committee).

There are two (2) trading sessions on any market day:
Morning Session: 9:00 a.m. - 12:30 p.m. (local time)
Afternoon Session: 2:30 p.m. - 6:00 p.m. (local time)

HOLIDAYS (2010):

Date	Holiday	Schedule
Fri, Jan 1	New Year's Day	Closed
Sat, Jan 30	Thaipusam	Closed
Mon, Feb 1	Federal Territory Day	Closed
Sun, Mon, Feb 14-15*	Chinese New Year	Closed
Fri, Feb 26	Birthday of Prophet Muhammad	Closed
Sat, May 1	Workers' Day	Closed
Fri, May 28	Wesak Day	Closed
Sat, Jun 5	King's Birthday	Closed
Tue, Aug 31	National Day	Closed
Fri, Sat, Sep 10-11	Hari Raya Puasa (Eid-ul-Fitri)	Closed
Thu, Sep 16	Malaysia Day	Closed
Fri, Nov 5	Deepavali	Closed
Wed, Nov 17	Hari Raya Haji (Eid-ul-Adha)	Closed
Tue, Dec 7	Awal Muharram (Maal Hijrah)	Closed
Sat, Dec 25	Christmas Day	Closed

The dates marked with an asterisk (*) are subject to change. If a public holiday falls on Sunday, the following day shall be a public holiday, and if this day is already a holiday, then the next day shall be a public holiday. Data are taken from the www.klse.com.my.