Lanka IOC closed 1.20 rupees higher at 38.80 rupees and Nestle Lanka ended 5.00 rupees higher at 2,180.00 rupees.
Carson Cumberbatch ended 2.40 rupees lower at 347.00 rupees and Distilleries closed flat at 211.10 rupees.
Bukit Darah ended 30 cents lower at 612.00 rupees and LOLC closed flat at 75.00 rupees.
The Colombo benchmark All Share Price Index closed 43.71 points lower at 6,175.63, down 0.70 percent. The S&P SL20 closed 48.40 points lower at 3,382.82, down 1.41 percent.
Turnover was 1.16 billion rupees, down from 1.33 billion rupees last Monday, with stocks of 133 firms closing in the red against 53 gainers.
Commercial Bank topped the turnover contribution with 329.21 million rupees of market transactions contributing to 28 percent of the turnover.
The aggregate value of off market deals only accounted for 8.8 percent of the daily market turnover.
Touchwood Investments closed 30 cents higher at 3.40 rupees and S M B Leasing closed 20 cents lower at 1.30 rupees, attracting most number of trades during the day.
Foreigners bought 434 million rupees worth shares while selling 370 million rupees of shares.
Commercial Bank closed 6.60 rupees lower at 120.40 rupees and JKH closed 2.80 rupees lower at 232.20 rupees, contributing most to the index drop.
JKHâ€™s W0022 warrants closed 2.90 rupees lower at 70.00 rupees and its W0023 warrants closed 2.20 rupees lower at 75.30 rupees.