Europe's top court on Thursday referred Hutchison's challenge against an EU veto of its 13-billion-pound bid to acquire O2 UK from Spain's Telefonica seven years ago back to a lower tribunal.
Sri Lankan shares closed lower on Tuesday, dragged down by losses in financial and consumer staple stocks, although gains in communication services capped further decline.
A fraud in northern China that used sophisticated "deepfake" technology to convince a man to transfer money to a supposed friend has sparked concern about the potential of artificial intelligence (AI) techniques to aid financial crimes.
Sri Lankan shares closed higher on Wednesday, aided by gains in financial and communication services stocks, while investors await the monetary policy decision from the country's central bank this week where it is expected to keep key rates unchanged.