The island nation's main share index rose 0.43 percent during the day on bargain hunting but closed 0.12 or 7.27 points weaker at 5,988.65, lowest since Nov. 28.
However, brokers said some local investors bought blue chips including market heavyweight John Keells Holdings PLC,
which had fallen 10.2 percent since Nov. 1.
Keells ended 1.17 percent firmer at 164 rupees on Tuesday, with foreign investors selling 21,466 shares.
The day's turnover was 775.9 million Sri Lanka rupees ($6.81 million), lowest since Nov. 23 and well below last year's average of 2.4 billion and this year's 2.4 billion.
Total volume was 23.1 million shares, against a five-day average of 66.7 million. The 30-day and 90-day average trading
volumes were 57.9 million and 101.9 million. Last year's daily average was 67.9 million.
The bourse has fallen 11.72 percent since Oct. 1. It is Asia's 13th-best performer with a year-to-date loss of 9.75 percent after being at the top until June. It gave Asia's best returns in 2009 and 2010
http://www.reuters.com/article/2011/12/06/markets-srilanka-idUSL3E7N64MR20111206