FactSet Research Systems Inc. (NYSE:FDS) reported better-than-expected first-quarter results on Thursday.The company posted first-quarter sales of $607.6 million, surpassing analyst expectations of$600.5 million and representing a 6.9% year-over-year (Y/Y) gain. The company reported quarterly adjusted earnings per share of $4.51, exceeding the street view of$4.37.FactSet CEO Sanoke Viswanathan said, "FactSet's strong start to the year underscores the quality of our data and products and the strategic role ...