Shares of InterGlobe Aviation, which operates IndiGo airline, has dipped nearly 5% to Rs 752 falling below its issue price of Rs 765 per share on the National Stock Exchange (NSE). The company raised Rs 3,009 crore through initial public offer (IPO) in October last year. The stock almost halved from its 52-week high of Rs 1,395 touched on January 1, 2016. Post December quarter (Q3FY16) results, the stock tanked 37% from Rs 1,198 on January 21, 2016 as compared to 0.73% decline in Nifty 50 index. At 01:43 PM, the stock was down 4% at Rs 757 on the NSE. A combined 1.43 million shares changed hands on the counter on the NSE and BSE.