Share prices generally were marked higher despite a volatile performance by Wall Street last night. At one stage, the market dipped below 10,000, which was the signal for hedge funds to buy. At midday today in New York, the Dow Jones was down 51.32 at 9,999.01 and the Nasdaq index dropped 24.83 to 1,864.23 in reaction to disappointing earnings from Microsoft and Amazon. In London, the FTSE 100 closed 20 points higher at 4326.30.