UK's SSP Group jumps on report Irenic trying to drum up take-private interest

** Shares of cafe and restaurant chain operator SSP Group SSPG rise 9.9% to 171.6p

** Stock second-highest percentage gainer on the FTSE mid-cap index MCX

** Activist hedge fund Irenic Capital Management is trying to drum up interest in a take-private deal for the company, according to FT report

** The report also mentions Irenic owns roughly 3% of SSP's stock

** As of last close, stock has declined over 13.5% YTD