India's Ashok Leyland jumps on quarterly profit beat

** Indian truck and bus maker Ashok Leyland ASOK.NS gains as much as 3.1% to 123.4 rupees, last up 2.1%

** Co beats quarterly profit estimate, led by strong sales of buses - part of its medium and heavy commercial vehicle segment

** Shares were up ~1% higher ahead of its results

** Stock top gainer on the Nifty auto index .NIFTYAUTO, which was last trading flat

** Year-to-date, ASOK up ~11% vs ~6% rise in .NIFTYAUTO