Meanwhile, the BSE Sensex was up 7.62 points, or 0.03%, to 26,885.86.

On the BSE, 20.65 lakh shares were traded in the counter so far, compared with an average volume of 42.64 lakh shares in the past one quarter. The stock had hit a high of Rs 64.70 and a low of Rs 63.50 so far during the day. The stock had hit a 52-week high of Rs 95.30 on 28 January 2016. The stock had hit a 52-week low of Rs 54.50 on 9 November 2016.

The stock had underperformed the market over the past one month till 5 January 2017, rising 0.48% compared with the Sensex's 2.01% rise. The scrip had, however, outperformed the market in past one quarter, gaining 8.04% as against the Sensex's 4.76% fall.

The mid-cap low-cost airliner has an equity capital of Rs 599.45 crore. Face value per share is Rs 10.

As per reports, the deal, which would more than double SpiceJet's 40-plane fleet, may be closed within weeks. The order could be worth about $10.1 billion, report added.

SpiceJet's net profit jumped 103.1% to Rs 58.92 crore on 33.9% rise in net sales to Rs 1378.47 crore in Q2 September 2016 over Q2 September 2015.

SpiceJet is a low-cost airliner.