Shares of major railroad companies were moving higher with the overall market Friday afternoon. Norfolk Southern ( NSC), which is scheduled to report first-quarter earnings Tuesday, was up 2.6% to $38.19. Kansas City Southern ( KSU) shares were up 4.4% to $17.27. Canadian Pacific ( CP) shares were trading at $34.66, up 6.6%. Burlington Northern Santa Fe ( BNI), which will report quarterly earnings Thursday, was higher by 3.1% to $68.65. Union Pacific ( UNP), which also reports earnings Thursday, was up 3.6% to $48.87. CSX ( CSX) shares were up 2.5% to $31.72.