US-based financial services company Vanguard Group on Friday bought shares of seven companies including Concord Biotech, Five-Star Business Finance and Marksans Pharma for Rs 998 crore through open market transactions. Vanguard through its affiliates acquired shares of seven companies through separate bulk deals on the National Stock Exchange (NSE). Vanguard picked up shares of Concord Biotech worth Rs 331 crore, acquired shares of Five-Star Business Finance for Rs 304.74 crore, purchased Marksans Pharma shares for Rs 158.39 crore and bought Genus Power Infrastructure shares for Rs 63.26 crore. In addition, Vanguard also acquired Sansera Engineering shares for Rs 53 crore, purchased shares of VA Tech Wabag for about Rs 47 crore and picked up Arvind Fashions' shares for Rs 39.56 crore, as per the data on the NSE. The shares were sold in the price range varying from Rs 316.85 - Rs 2,596.08 apiece, taking the combined transaction value to Rs 997.75 crore. Meanwhile, Zurich-based ...