The National InterstateCorp. board's special committee is reviewing the newest takeover offerfrom American Financial Group Inc.subsidiary Great American InsuranceCo.

Great American's higher offer of $32 per share, up from $30.75,was announced July 6. National Interstate rejected the earlier price .

Great American, which owns more than half of National Interstate'sstock, first tried to acquire the rest of the company in 2014, but that attempt was halted after National Interstate'sfounder sued. In March 2016, Great American began the process with a $30-per-share offer.