** Shares of Tata Motors TATM.NS rise as much as 2.11%
** Company says it will raise prices of its commercial vehicles by up to 1.5% from April 1
** Company says the hike is aimed at partially offsetting rising commodity prices and other input costs
** Follows price hike announced by Mercedes-Benz India last week
** Stock rated as "buy" on average by 17 analysts; median PT at 532 rupees, as per data compiled by LSEG
** YTD, stock down 6.7% vs Nifty Auto index down 11.2%
(Reporting by Mridula Kumar in Bengaluru)
((Mridula.Kumar@thomsonreuters.com;))