The new S&P Sri Lanka 20 index rose 0.21 percent or 5.83 points to closea t 2,817.35, according to Colombo Stock Exchange figures.
The spot dollar opened around 133.90/134.20 rupees and was later quoted at 133.90/134.00 and closed stronger dealer said.
In equity markets Thursday’s turnover was 218.80 million rupees, largely driven by 39,375 million rupees worth of transactions in Dialog, figures showed.
Dialog Axiata Plc, the country’s largest mobile phone operator, slipped 10 cents to 6.20 rupees on trades of 6,445 million shares.
The highest gainer of the day was SMB Leasing with 59.629 million rupees in turnover.
Index heavy John Keells Holdings, slipped 2.20 rupees to 182.10 rupees on trades of 20,631 shares posting a turnover of 3,784 million rupees.
Dockyard gained 1.00 rupee to close at 190.00 rupees up 0.5 percent on volumes of 71,485.HNB closed flat at 147.00 rupees. Commercial Bank gained 10 cents to close at 98.80 rupees up 0.1 percent.