Southern Company is a company in the U.S. stock market and it is a holding in 151 U.S.-traded ETFs. SO has around 91.2M shares in the U.S. ETF market. The largest ETF holder of SO is the Utilities Select Sector SPDR Fund (XLU), with approximately 13.30M shares. Investors may also find of interest that the ETF with the largest allocation to SO stock is Utilities Select Sector SPDR Fund (XLU), with a portfolio weight of 7.58%. On average, U.S. ETFs allocate 0.96% of SO to their portfolios.

Additionally, SO is a favorite stock for Vanilla and Multi-factor ETFs. It is also most likely to belong to Broad-based ETFs. The best-performing ETF in the past 12 months with SO as a holding is the ProShares UltraPro S&P500 (UPRO), with a return of 26.67%.