New Delhi, Dec. 17 -- It has been a remarkable year for Ashok Leyland shares. The auto stock has surged almost 51% year-to-date, defying stock market volatility. In the previous session on Tuesday, December 16, Ashok Leyland share price hit its fresh 52-week high of Rs.168.80, but eventually closed at Rs.167.70, gaining 0.54%, and extending its winning streak to the fourth consecutive session. The stock hit a 52-week low of Rs.95.20 on April 7 this year. Clearly, it clocked most of its gains this year after that. On a monthly scale, the stock is already 6% up in December after an impressive 12% jump in November. On the other hand, equity benchmark Sensex is down 1.20% for December and looks on course to snap its three-month winning streak...