The Abu Dhabi Securities Exchange General Index (ADXGI) closed 0.20 per cent lower at 4,870.36 points on Tuesday, February 18. Gulf Cement Company surged by 7.87 per cent AED1.92. Arkan Building Materials jumped by 5.24 per cent to AED2.21. Aldar Properties fell by 1.49 per cent to AED3.30. Leasing specialist Waha Capital dived by 3.44 per cent to AED2.81.