History http://beeg-beegcom.in.net/ beeg GM shares rose 1.5 percent to $37.70 in early trading, theirhighest intraday price in two and a half years. They gave backthose gains later and were down 25 cents at $36.89 in afternoontrade. Analysts said investors locked in their gains. ThroughWednesday, GM's shares had risen almost 30 percent this year.