Shares in British hedge fund manager Man Group slid on Friday after its cautious outlook took the shine off an in-line trading statement. The firm, founded in 1783 as a barrel maker, said it took in a net $2 billion of new money during the first quarter, mostly into its GLG alternatives unit, which partially compensated for the money pulled by investors from its FRM funds. When combined with a net $700 million performance loss across its investments, funds under management at the end of March rose to $55 billion, from $54.1 billion at the end of December. While sales of $6.5 billion in the quarter were the highest in three years to help chalk up a third straight quarter of net inflows, a feat last matched in the second quarter of 2008, the prospect that a weak investment performance could persist weighed on investor sentiment. At 0703 GMT, shares in Man Group were down 1.5 percent, the third-biggest faller on the mid-cap FTSE 250. "The market environment in the first quarte