Turnover was 548.63 million rupees, down from 1.98 billion rupees a day earlier, with stocks of 127 firms closing in the red against 39 gainers.
Distilleries closed 1.60 rupees higher at 217.20 rupees with 91.50 million rupees of off market transactions contributing to 17 percent of the turnover.
The aggregate value of all off market deals only accounted for 34 percent of the daily market turnover.
JKHâ€™s W0022 warrants closed 60 cents lower at 62.60 rupees and its W0023 warrants closed 10 cents lower at 65.00 rupees, attracting most number of trades during the day.
Foreigners bought 172.21 million rupees worth shares while selling 182.78 million rupees of shares.
Ceylon Tobacco Company closed 20.40 rupees lower at 1,240.00 rupees and Commercial Leasing and Finance closed 20 cents lower at 4.00 rupees, contributing most to the index drop.
Dialog closed 10 cents lower at 9.10 rupees and Cargills Ceylon closed 3.00 rupees lower at 148.00 rupees.
SLT closed 1.30 rupees higher at 41.30 rupees and JKH closed 50 cents higher at 225.30 rupees.
Bukit Darah ended 3.60 rupees lower at 600.40 rupees and Carson Cumberbatch ended flat at 357.00 rupees.
Nestle Lanka also ended flat at 2,100.00 rupees.