** Shares of trucking firm Old Dominion Freight Line ODFL.O rise 1.4% to $224.5
** Co posts a bigger-than-expected Q1 profit as improved pricing shielded the trucking firm from a drop in shipment volumes
** Reports Q1 profit per share of $1.14, above Wall Street's expectations of $1.05 - data compiled by LSEG
** Posts Q1 revenue of $1.33 billion, beating analysts' expectations of $1.31 billion
** Including session's moves, ODFL up 43.3% YTD
(Reporting by Megavarshini G. Somasundaram in Bengaluru)
((Megavarshini.SomasundaramGnanasundari@thomsonreuters.com))