The board of Infosys on Wednesday approved the acquisition of two US-based firms for a total of Rs 5,250 crore, it said in an exchange filing. Scaling the ‘Provider’ Vertical The IT major is set to buy Optimum Healthcare IT through a deal valued at up to $465 million (Rs 4,360 crore), in a push to deepen its presence in the healthcare technology segment. The cash transaction, which includes upfront payments and earnouts, will see Infosys take a 100% stake in Optimum Achieve Holdings and its subsidiaries.