GROUP UPS STAKE IN TANDY BRANDS <TAB> TO 6.9 PCT A group of companies including Chicago-based Coronet Insurance Co and Sunstates Corp, a Jacksonville., Fla., real estate firm, said it raised its stake in Tandy Brands Inc to 175,900 shares, or 6.9 pct of the total. In a filing with the Securities and Exchange Commission, the group said it bought 43,600 Tandy common shares between May 21 and June 9 for 633,333 dlrs in addition to the 132,300 shares, or 5.2 pct, it had held previously.