** Shares of Kellanova K.N fall as much as 3.2% to $77.70, the lowest since August 2024
** Reuters reports Mars' $36 billion bid for Kellanova faces full-scale EU antitrust investigation, citing people close to the matter
** Report signals possibility that Mars would need to divest assets to address competition concerns
** Mars unlikely to offer remedies to address concerns during preliminary review of deal, which ends on June 25, sources say - report
** Mars said in August last year that the bid of Kellanova could be its biggest deal to date, as well as for the packaged foods industry
** Including session moves, stock down 2.2% YTD
(Reporting by Neil J Kanatt in Bengaluru)
((Neil.JKanatt@thomsonreuters.com;))