In the latest trading session, Southern Co. (SO) closed at $79.86, marking a +1.81% move from the previous day. The stock outperformed the S&P 500, which registered a daily loss of 0.88%. On the other hand, the Dow registered a gain of 0.08%, and the technology-centric Nasdaq decreased by 1.95%.Prior to today's trading, shares of the power company had 0% over the past month. This has was narrower than the Utilities sector's loss of 4.05% and lagged the S&P 500's gain of 5.11% in that time.The upcoming earni ...