LONDON- G4S shares jumped more than 8 percent in late morning trade on Wednesday after London's Evening Standard reported that Canadian rival Garda World Security might be interested in buying the world's largest security company.

The shares were up 8.6 percent at 1105 GMT and on track for their biggest one-day gain since November 2016 after the report, which cited chatter among city traders.

G4S, which has a market capitalisation of about 2.9 billion pounds ($3.8 billion), was not immediately available for comment.

($1 = 0.7646 pounds)

(Reporting by Thyagaraju Adinarayan; editing by Josephine Mason) ((Josephine.Mason@thomsonreuters.com; +44 207 542 7695; Reuters Messaging: josephine.mason.reuters.com@reuters.net))