UK's Tribal rises to nearly five-year high after Jenzabar interest
** Shares of Tribal Group TRBG.L rise 3% to 104p, highest since December 2021
** Jenzabar, which holds 26.2% stake in Tribal, announces possible cash offer of 111 pence per share
** Jenzabar calls on Tribal board to postpone October 2 shareholder vote on Main Capital-backed sale
** Jenzabar has until October 27 to make a firm takeover offer for Tribal or withdraw its interest under UK takeover rules
** TRBG up 56.7% YTD