Meanwhile, the S&P BSE Sensex was up 31.68 points or 0.11% at 28,844.56.

On the BSE, 6,170 shares were traded on the counter so far as against the average daily volumes of 52,171 shares in the past one quarter. The stock opened with an upward gap of 5% and remained locked at that level at Rs 50.20 so far during the day.

The stock had hit a 52-week high of Rs 51.50 on 21 February 2017 and a 52-week low of Rs 15.45 on 28 March 2016. It had outperformed the market over the past one month till 27 February 2017, surging 48.6% compared with the Sensex's 3.34% rise. The scrip had also outperformed the market over the past one quarter, advancing 77.88% as against the Sensex's 9.49% rise.

The small-cap company has equity capital of Rs 14.43 crore. Face value per share is Rs 4.

Shares of Goldstone Infratech have rallied 10.1% in two trading sessions from its closing of Rs 45.60 on 23 February 2017, after the company during market hours yesterday, 27 February 2017, said it had secured its second order for supply of 25 pure electric buses to Himachal Road Transport Corporation, Shimla. The stock settled by surging to its maximum permissible level of 5% at Rs 47.85 yesterday, 27 February 2017.

Goldstone Infratech announced that it had bagged its second order for supply of twenty five pure electric buses to Himachal Road Transport Corporation (HRTC), Shimla, at a price of Rs 47.75 crore excluding AMC charges.

Goldstone had successfully completed trials of Midi electric bus in Manali-Rohtang pass. Goldstone shall be assembling these buses in India in tie up with BYD Auto, China. The bus will be designed in India and the bus body shall be fully built in India, the company said.

Goldstone Infratech had received its first order for supply of six pure electric buses to Brihan Mumbai Electricity Supply and Transport (BEST) undertaking, Mumbai.

Goldstone Infratech's net profit rose 35.6% to Rs 1.18 crore on 29.7% growth in net sales to Rs 23.35 crore in Q3 December 2016 over Q3 December 2015.

Goldstone Infratech is one of leading manufacturers for silicone rubber insulators for power transmission and distribution networks and supplies to large transmission & distribution companies and railways/metro rails in India and overseas.