Commercial Bank of Ceylon closed 2.60 rupees lower at 161.30 rupees.
The Colombo benchmark All Share Price Index closed 19.43 points higher at 7,218.68, up 0.27 percent. The S&P SL20 closed 2.45 points higher at 4,015.63, up 0.06 percent.
Turnover was 1.83 billion rupees, down from 5.59 billion rupees a day earlier with 109 stocks closed positive against 99 negative.
The aggregate value of all off-the-floor deals represented 3 percent of the turnover.
Access Engineering closed 50 cents higher at 28.00 rupees with market transactions of 80.06 million rupees contributing 4 percent of the daily turnover.
ODEL closed 2.00 rupees higher at 24.00 rupees, attracting most number of trades during the day.
Foreign investors bought 307.13 million rupees worth shares while selling 236.25 million rupees worth shares.