imperial brands plc said thursday that it is launching a sharebuyback program of up to one billion pounds 113 billion and that its performance for the year ended sept 30 was in line with expectations the ftse 100 tobacco groupwhich houses davidoff gauloises and jps among its brandssaid that including dividends and buybacks total capital returns in fiscal 2023 are expected to be above gbp23 billion and that this represented around 13 of its current market capitalization imperial said that the progress of its nextgenerationproduct launches supports further market rollouts and that the company is on track to deliver on its fiveyear plan in line with previous guidance we expect fullyear net revenue and group adjusted operating profit to both grow by around 1 at constant currency imperial said