UK's Rentokil tops FTSE 100 on strong annual pretax profit, Chair's retirement
** Shares of British pest control firm Rentokil Initial RTO.L up 8.9% at 463.4p, top gainer on FTSE 100 .FTSE index ** Co posts FY adjusted pretax profit of $876 million vs $842 million a year ago ** Chair Richard Solomons to retire once successor has been appointed, to continue leading Board until successor assumes responsibilities ** YTD, stock down 4.92% (Reporting by Megha Anilkumar Nair) ((MeghaAnilkumar.Nair@thomsonreuters.com;))