PerkinElmer (NYSE:PKI) today posted Street-beating second-quarter revenues and announced the $5.3 billion acquisition of BioLegend. The Waltham, Mass.-based company posted profits of $245.9 million, or $2.19 per share, on sales of $1.2 billion for the three months ended July 4, 2021, for a 79.3% bottom-line gain on sales growth of 51.3%. Get the full story at…