Qatar Holding, which is wholly owned by Qatari's sovereign wealth fund and is the single biggest shareholder in Xstrata with more than 12 percent of its shares, had led the opposition to the tie-up ... more 

Qatar Holding, which is wholly owned by Qatari's sovereign wealth fund and is the single biggest shareholder in Xstrata with more than 12 percent of its shares, had led the opposition to the tie-up with Glencore less