Southern Power's trading volume on February 18 was $892 million, ranking 113th among U.S. stocks on that day.

On February 18, 2026, Southern Power (SO), a public utility company, had a trading volume of $892 million, ranking 113th among U.S. stocks on that day, with a 3.43% increase from the previous day. The trading volume was 9.7866 million shares.

Southern Power (SO) declined 1.04% on February 18, 2026, closing at $91.04. The stock has increased 0.20% over the past five trading days, 1.94% for the entire month of February, 4.40% since the beginning of the year, and 6.00% over the past 52 weeks.

*If the company has been listed for less than 52 weeks, the 52-week change is calculated from the listing date to the present (this also applies to listings of less than 1 month or fewer than 5 trading days).

Southern Power released its Q3 FY2025 financial report (cumulative) on October 30, 2025. Revenue from January 1 to September 30, 2025, was $22.572 billion, a 10.74% year-over-year increase. Net profit was $3.830 billion, up 0.95% year-over-year.

Southern Power Company was incorporated under Delaware law on November 9, 1945. The company owns all issued common stock of Alabama Power, Georgia Power, and Mississippi Power, which are operating utility companies. These traditional power companies provide electricity services in Alabama, Georgia, and Mississippi. Additionally, Southern Power owns all common stock of Southern Power Company, which is also an operating utility company.