: GM stock extends winning run to 9th session, trading at highest since March

Shares of General Motors Co. GM on Friday are poised to end at their highest since March 8, up for the 9th straight session. The stock is up nearly 10% over that period. GM has gained 18% this year, compared with an advance of about 15% for the S&P 500 index. SPX GM earlier this week reported a 19% jump in its second-quarter U.S. auto sales and said all of its four brands saw double-digit growth.

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