State-owned Indian Railway Catering and Tourism Corporation (IRCTC) saw its shares more than double during their stock market debut on Monday. The stock ended at Rs 733, with a gain of Rs 413, or 129 per cent, over its initial public offering (IPO) price of Rs 320. This listing-day gain is the highest-ever for a state-owned company, surpassing the record set by Power Grid, shares of which had soared 94 per cent in its trading debut in 2007.

)