Diamondback’s Viper Closes $4.1B Sitio Royalties Merger Acquisition / Latest / By mark Viper Energy closed on its $4.1 billion transaction to buy Sitio Royalties, adding minerals and royalties interests in the Permian, Denver-Julesburg and Williston basins and the Eagle Ford Shale. Share this: Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Related