UPDATE 1-PAI Partners and Goldman sell Xella to buyout group Lone Star By: Reuters: Company News December 01, 2016 at 05:52 AM EST * Lone Star beat Bain, Apollo and Blackstone -sources (Adds deal values Xella at 2.2 billion eur, according to sources) Read More >> Related Stocks: Apollo Asset Management Inc Blackstone Inc Goldman Sachs Group