buyout purchased equity dividend USQd20 reinsurance USQd2 subprime USQd19 lender sale stock investor RMB USQd1Qp65 USQd14 mortgage USQd93 HKQd1 debt underwriting Cinven USQd1Qp3 assets USQd25 asset investors USQd550 USQd130 USQd5Qp1 USQd1Qp4 securities USQd10Qp5 Refco Investors USQd40 investment hedging