Rosneft (, ) is an integrated oil company majority owned by the Government of Russia. Rosneft is headquartered in Moscow's Balchug district near the Kremlin, across the Moskva River. Rosneft became Russia's leading extraction and refinement company after purchasing assets of former oil giant Yukos at state-run auctions. In March 2013, Rosneft became the largest publicly traded oil company, after buying TNK-BP.