The Colombo bourse concluded the day on a negative note, with a turnover of LKR 674.5mn. The ASPI lost 53.01 points (-0.49%) to close at 10,783.81 whilst the S&P SL20 index decreased by 18.12 points (-0.58%) to close at 3,119.18 points. Counters such as SAMP led to the depreciation seen on ASPI followed by BUKI, COMB, EXPO and DFCC.