Jet Airways' shares jumped over 16 per cent on Monday after a report that founder and chairman Naresh Goyal was likely to step down from the board of the embattled company and give up majority control. Reports are that Jet was likely to finalise a resolution plan with its lenders this week, and that Goyal would trim his 51 per cent stake to 20-25 per cent and agree to voting rights on his stake being capped at 10 per cent, in a bid to save the debt-laden carrier..