The firm reported earnings of 22 cents for the quarter in interim accounts filed with the Colombo Stock Exchange.
In the nine months to December it reported earnings of 62 cents per share on profits of 588 million rupees, up 47 percent from a year earlier.
The stock closed at 7.40 rupees Monday.
The firm produces glass container for domestic and export markets.
As revenues grew 17.9 percent, the firm said cost of sales grew at a faster 21.6 percent to 981 million, allowing gross profit to grow at a slower 9.5 percent to 393 million rupees.
Administration expenses rose to 120 million rupees from 64 million a year earlier, but interest cost fell to 56 million rupees from 74 million.