In November 2013, Royal Bank of Scotland said it had sold its remaining stake of about 20 percent in Worldpay to the payment processing firm’s majority shareholders, private equity firms Advent International and Bain Capital.[11] The company listed on the London Stock Exchange through an initial public offering (IPO) in October 2015.[12] At the IPO, Advent and Bain earned a combined profit of £3.2 billion from their five year investment, selling about £1.2 billion of company stock and retaining a £2.3 billion stake.