Probably on its listing day or weeks or months after when it's future lot size was huuuge, this gmr had traded even more turnover than nifty future for a day or two back in 2007 iirc, it's price was 1000 then?
It crashed to below 20 rs............ I am not sure what's so good about this stock, but it's market, I don't know fundamentals, maybe it's possible