The Saudi Stock Exchange's Tasi benchmark index dipped by hal a percent on Saturday and closed at 6,509.48 points. Sabic, the petrochemical and metals giant, lost further, closing off 0.24% at SR102.50. Saudi Real Estate Co. dived 2.45% to SR23.90. Insurers mostly edged higher as e. g. Gulf General Cooperative Insurance Company gained the most (up 10% at SR36.40). Fifty-three shares added value, 73 lost and 19 ended flat.