The benchmark Colombo All Share Index closed 26.11 points lower at 6,193.00 and the S&P SL 20 Index closed 0.33 points higher at 3,497.12 up 0.01 percent.
Turnover was 291 million rupees down from 310 million a day earlier.
Foreigners brought 92 million rupees worth shares while selling 59 million rupees of shares, in a day that 48stocks advanced and 153 stocks declined.
Ceylon Tobacco Company contributed most to the index closing at 1002.20 rupees up 12.20 rupees helped by a crossing of 25,000 shares at 1000 rupees per share.
Commercial Leasing & Finance closed at 4.30 rupees up 20 cents and Ceylinco Insurance gained 56.90 rupees to close at 1016.90 rupees.
Negative contributors included N D B Capital Holding's losing 45.00 rupees to close at 450.00 rupees, The Lions Brewery closed at 400.00 rupees down by 10 cents and Sri Lanka Telecom lost 50 cents to close at 41.40 rupees.
Pan Asia closed at 19.60 rupees down 30 cents. Union Bank of Colombo closed at 18.30 rupees down 10 cents and Sampath Bank closed at 211.40 rupees up 40 cents. Commercial Bank of Ceylon gained 10 cents to close at 116.50 rupees.
Nestle Lanka gained 2.20 rupees to close at 1930.80 rupees and John Keells Holdings lost 20 cents to close at 264.00 rupees.
Dialog Axiata closed at 8.70 rupees down 10 cents, Chevron Lubricants Lanka gained 3.20 rupees to close at 288.20 rupees and Distilleries Company closed at 192.00 rupees down 1.00 rupee.