(ShareCast News) - BlueCrest AllBlue Fund has reported a "solid performance against a backdrop of difficult markets" in its latest factsheet.Details of the FTSE 250 company's September performance were released on Tuesday.It reported the fund rose by 0.3% in the month, despite the difficult market, bringing the fund's year to date gain to 2.9%.The investment strategies followed August's lead, with five of the seven strategies delivering a positive performance.BlueCrest Multi Strategy Credit and BlueCrest Quantitative Equity declined again, but only modestly.The company said the strongest performance came from BlueTrend 2x, which rose by over 4.5% on the month.