The Colombo Stock Exchange (CSE) is revising the index calculation methodology of the All Share Price Index (ASPI) from full market capitalization-weighting to free float-adjusted Market Capitalization weighting.
The Index methodology has been published on the CSE website.
The Implementation of the said revision is scheduled to take place on 24 January 2022 (with effect from the market closure of 21 January 2022).
Meanwhile, the CSE, with the consultation of the Securities and Exchange Commission has decided to extend the trading hours from Monday, 03 January 2022 as set out below:
Pre-open session - 10.00 a.m. to 10.30 a.m.
Open Auction - at 10.30 a.m.
Regular Trading - will commence at 10.
Market close - 2.30 p.m