Southern Co Prices $1.3 Billion Junior Subordinated Notes Due 2058
SO sits 20% above its 52-week low of $83.09.
Summary
Southern Company finalized the terms for a $1.3 billion offering of 6.00% fixed-to-fixed reset rate junior subordinated notes due 2058, securing significant long-term capital.
Key Events · Financing and Capital Events · SO
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Debt Offering Finalized
Southern Company priced $1.3 billion in Series 2026A 6.00% Fixed-to-Fixed Reset Rate Junior Subordinated Notes due April 1, 2058, finalizing terms initiated with a preliminary prospectus supplement on the same date.
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Long-Term Funding Secured
The offering provides significant long-term capital for the utility's operations and capital expenditures, with an expected settlement date of March 19, 2026.
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Investment Grade Rating
The notes received investment-grade ratings (Baa2/BBB/BBB-), though Moody's has assigned a negative outlook.
Analysis · SO · Energy & Transportation
This Free Writing Prospectus finalizes the pricing and terms of a substantial $1.3 billion debt offering, which is a key financing activity for Southern Company, a capital-intensive utility. The proceeds will support the company's ongoing capital expenditures, aligning with its previously disclosed $78.1 billion capital plan. While adding to the company's debt, securing long-term funding at a 6.00% initial rate provides financial stability and liquidity. Investors should note the investment-grade ratings, though Moody's has a negative outlook.
How filings like this one have moved
In the 30 days to Sep 14, 2026, 29.9% of the 1591 measured filings Wiseek scored 7 moved their stock by 5% or more by the next session's close. The median move was -0.24%. These are measured outcomes after filings of this importance, not a forecast for this one.
Measured one observation per ticker per day, after exclusions. Current figures: Filing Impact Tracker · open dataset
At the time of this filing, SO was trading at $99.50 on NYSE in the Energy & Transportation sector, with a market capitalization of approximately $110.9B. The 52-week trading range was $83.09 to $100.84. This filing was assessed with neutral market sentiment and an importance score of 7 out of 10.