The FTSE 100 is continuing its momentum from yesterday with a rise of 2.9 points, or 0.05%, to 5,520.1, with British Airways and DSG International leading the advance.
The FTSE 100 has surged through the 5,500 barrier to end the day's trading up 19.3 points, or 0.35%, to 5,517.2, as PartyGaming and buoyant insurers overshadowed weak utilities and miners.
The FTSE 100 has recovered from losses yesterday with early gains of 20.2 points, or 0.37%, to 5,518.1, with PartyGaming leading the advance.
After struggling most of the day, the FTSE 100 has ended trading with a small drop of 1 point, or 0.02%, to 5,497.9, despite a determined rally from retailers including Next.
The FTSE 100 has fallen 12.4 points, or 0.23%, to 5,486.5, with GlaxoSmithKline leading the decline after US regulators asked for new warnings to be put on asthma medications.
In a joint statement later today Quay Software and Capita will be announcing Capita's acquisition of Quay Software.
The FTSE 100 has jumped 38.9 points or 0.71% to 5,498.9 - a slight drop from its earlier gains which at one point reached 5,531.6, its highest point since August 2001.
The FTSE 100 index has continued its strong performance this week as analysts have increased their share price forecasts on British Airways and Anglo American.
A strong performance by BPB has pushed the FTSE 100 higher with a gain of 30 points or 0.55% to 5,460 after the plasterboard supplier agreed to an increased offer from Cie de Saint-Gobain SA.
The FTSE 100 index has ended the day down 9.6 points, or 0.18% to 5,430, after a small rally caused by buoyant property stocks and a better than feared start on Wall Street.