BusinessPrivate equity firm Advent to offload remaining Equiniti stakeAdvent floated Equiniti last year for a £500 million valuationAFP/Getty ImagesJamie Nimmo12 December 2016Private equity firm Advent International is offloading its remaining stake in share registrar Equiniti for almost £50 million, the Evening Standard understands.Sources said the American firm was in the process of selling 23.6 million shares – its remaining 8% stake – via an accelerated bookbuild in the City.The share sale would be worth £46 million at today’s closing market price of 193p, although accelerated bookbuilds, where the investment bank in charge rounds up institutional investors, are often conducted at a discount to the market price.The price is expected to be disclosed in a stock market announcement tomorrow morning.Equiniti floated in October last year at the bottom end of its 165p-200p range, but struggled on its market debut.Advent, wihch bought Equiniti in 2007, last sold shares in August when it dumped a 12% stake for £61 million.Advent could not be reached for comment.MORE ABOUTSharesStocksPrivate Equity