The Colombo Stock Exchange concluded December with robust performance, marked by sustained momentum across 21 trading sessions. The ASPI gained 20.89%, closing at 15,944.61, while the S&P SL20 surged 24.50%, ending at 4,862.10. December saw a record turnover of LKR 133.0bn, translating to a daily average of LKR 6.3bn, signaling heightened market participation.