Colombo's benchmark had index has gained 11 percent since August 23.
On Monday the All Share Price Index closed at 5.593.03 points up 94.18 points and the S&P SL 20 Index gained 1.43 percent closing at 3,026.50 up 42.6 points.
ACL Plastics closed at 115.00 up 11.50 rupees, Acme Printing and Packaging closed at 17.30 up 1.00 rupees, Alufab closed at 31.30 up 1.70
Bairaha Farms, a poultry firm closed at 179.30, up 19.80 rupees and Ceylon Grain Elevators closed at 70.30 up 7.90 rupees.
Distilleries Corporation closed up 147.30 up 7.30 rupees, John Keells Holdings closed at 204.70 up 4.70 rupees, Commercial Bank closed at 107.00 rupees up 0.40 cents, Dialog cloed at 6.60 up 30 cents and Hatton National Bank closed at 106.60 up 2.60 rupees.
Arpico Finance closed up 1.30 at 95.20 rupees, Asia Asset Finance closed up 10 cents at 3.30 rupees, Bimputh Finance closed up 1.90 at 27.90, Central Finance and Investments closed up 6.00 up 50 cents, Chilaw Finance closed at 22.00 up 3.80.