Activist investor Palliser Capital is stepping up a campaign to push Rio Tinto to abandon its primary London listing, urging the miner to allow Australian shareholders to vote on a resolution that calls for an independent review into its dual-listing status.

(Reuters) -London-based hedge fund Palliser Capital on Monday urged Rio Tinto to allow the company's Australian shareholders to vote on a resolution that seeks an independent review of its dual-listing status.

Palliser Capital, has urged Rio Tinto (ASX: RIO) to allow its Australian shareholders to vote regarding a resolution for a dual listing