Updates from Barclays, Heritage Oil and Apple

Eurozone optimism helped push the FTSE 100 1.42% higher on Friday; the index finished at 5,571 points. Miner Evraz was the biggest riser, up 8.17% while Pennon Group fell hardest, down -1.93%.

Asian stocks - buoyed by Friday's 2.2% leap by the Dow Jones - continued to climb today with the Nikkei rising 0.3%; the Australian S&P/ASX 200 saw a 1% rally.