General Motors (GM) closed at $48.45 in the latest trading session, marking a +0.08% move from the prior day. This change outpaced the S&P 500's 0.16% loss on the day. Meanwhile, the Dow experienced a rise of 0.09%, and the technology-dominated Nasdaq saw a decrease of 0.3%.Prior to today's trading, shares of the an automotive manufacturer had gained 19.21% over the past month. This has outpaced the Auto-Tires-Trucks sector's gain of 3.41% and the S&P 500's gain of 3.64% in that time.The upcoming earnings r ...