Hero Motors IPO investors await allotment after the Rs 1,000 crore issue was subscribed 6.6 times. Retail, NII and QIB participation stood at 8.23, 9.86 and 1.49 times, respectively. With no current GMP, the stock may see a flat debut on September 23. Investors can check allotment through KFin Technologies, NSE or BSE.