SO Stock Summary and Trading Ideas (Southern Company | NYSE:SO)

Southern is one of the largest utilities in the US. The company serves 9 million customers with vertically integrated electric utilities in three states and natural gas distribution utilities in four states. It owns 44 gigawatts of rate-regulated generating capacity, primarily for serving customers in Georgia, Alabama, and Mississippi. Subsidiary Southern Power owns 13 gigawatts of natural gas generation and renewable energy across the US and sells the electricity primarily under long-term contracts.

Southern Company trades on the NYSE stock market under the symbol SO.

As of February 18, 2026, SO stock price declined to $91.04 with 9,160,893 million shares trading.

SO has a beta of -0.04, meaning it tends to be less sensitive to market movements. SO has a correlation of 0.00 to the broad based SPY ETF.

SO has a market cap of $100.16 billion. This is considered a Large Cap stock.

Last quarter Southern Company reported $8 billion in Revenue and $1.60 earnings per share. This beat revenue expectation by $61 million and exceeded earnings estimates by $.09.

In the last 3 years, SO traded as high as $100.84 and as low as $61.56.

The top ETF exchange traded funds that SO belongs to (by Net Assets): VTI, VOO, XLU, IVV, SPY.

SO has underperformed the market in the last year with a return of +11.6%, while the SPY ETF gained +13.8%. In the last 3 month period, SO fell short of the market, returning +1.3%, while SPY returned +3.4%. However, in the most recent 2 weeks SO has outperformed the stock market by returning +1.8%, while SPY returned -0.5%.

SO support price is $90.76 and resistance is $93.24 (based on 1 day standard deviation move). This means that using the most recent 20 day stock volatility and applying a one standard deviation move around the stock's closing price, stastically there is a 67% probability that SO shares will trade within this expected range on the day.