Investor HgCapital has sold British pharmaceutical company Mercury Pharma to private equity firm Cinven for 465 million pounds ($732 million). “The realisation of Mercury Pharma marks the continued development of HgCapital’s investment focus in the healthcare sector,” said HgCapital’s head of healthcare, Philipp Schwalber, in a statement on Friday. “We continue to seek out businesses that enjoy niches of secular growth despite the challenges facing much of the healthcare space,” he said.