New Delhi, Aug. 31 -- Following the finalisation of allotment for the Skyways Air Services IPO, which received a bumper response during its four-day bidding period, investors have now shifted their focus to the stock's potential listing gains. The shares are scheduled to debut on the Indian stock market on Tuesday, September 1.

Ahead of the listing, Skyways Air Services shares are trading at a solid premium of Rs.37, or 27%, in the grey market, according to market sources. Based on the IPO's upper price band of Rs.138 per share, Skyways Air Services shares could list at around Rs.175 per share.

The GMP reflects the expected difference between an IPO's issue price and its anticipated listing price in the unofficial market. However, it is...