The Colombo benchmark All Share Price Index closed 10.28 points higher at 7,479.69, up 0.14 percent.
The S&P SL20 closed 7.27 points higher at 4,143.86, up 0.18 percent.
Turnover was 4.08 billion rupees, up from 2.68 billion rupees a day earlier with 96 stocks closed positive against 117 negative.
People’s Leasing and Finance closed 50 cents higher at 24.50 rupees with seven off market transactions of 517.72 million rupees changing hands at 25.00 rupees per share contributing 13 percent of the turnover.
Dialog Axiata closed 10 cents higher at 12.50 rupees with five off market transactions of 333.78 million rupees changing hands at 12.50 rupees per share contributing 8 percent of the turnover.
The aggregate value of all off-the-floor deals represented 31 percent of the daily turnover.
Foreign investors bought 1.39 billion rupees worth shares while selling 272.77 million rupees worth shares.
Access Engineering closed 2.20 rupees higher at 39.00 rupees, attracting most number of trades during the day while contributing most to the index gain.
Carson Cumberbatch closed 8.00 rupees lower at 430.00 rupees.