The London market reversed earlier gains to closed lower today as worries over surging oil prices and the economic crisis in Greece rattled investors.

London’s blue-chip index climbed above the 6000 barrier today as investors shrugged off higher oil prices and a new ratings downgrade for Greece.

London’s top-flight shares receded from the 5600 mark today as investors paused for breath in the wake of Friday’s 18-month highs.

The owner of seven commercial UK ports attracted takeover speculation today after it was confirmed an Australian firm held 20% of the company.

Forth Ports said today it was on course to meet its expectations after a significant improvement in trading during the second half of the year.