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Form 8-K · Current Report · Filed 2026-03-19

The Southern Company Announces Underwriting Agreement for $1.3 Billion Junior Subordinated Notes

On March 16, 2026, The Southern Company announced an Underwriting Agreement for the issuance of $1.3 billion in Series 2026A 6.00% Fixed-to-Fixed Reset Rate Junior Subordinated Notes due April 1, 2058.

Filer
Southern Company SO · NYSE
Filed
Accession
0000092122-26-000018
CIK
0000092122
Signal
Medium impactUtilities

Details

The notes were registered under the Securities Act of 1933, as amended, pursuant to the Company's shelf registration statement. The Underwriting Agreement was entered into with Citigroup Global Markets Inc., J.P. Morgan Securities LLC, Mizuho Securities USA LLC, Morgan Stanley & Co. LLC, and U.S. Bancorp Investments, Inc., as representatives of the several Underwriters.

Items reported

Item events

Reported Item

New Debt Issued

Market reaction

Close before filing

$96.54

Next session

-3.3%

Since filing

-2.1%

Latest close

$94.54

What happened, not what will happen — closing prices around the filing date.

Precedent

Previous filings from SO reporting the same item, with the next session's move:

About Southern Company

Southern Company is a leading energy company in the United States, primarily focusing on electricity generation, transmission, and distribution. It serves a substantial customer base across the southern region of the U.S., providing reliable electric service through its subsidiaries. The company generates electricity through various energy sources, including natural gas, coal, nuclear, and renewables, reflecting its commitment to a diverse energy portfolio. Southern Company plays a vital role in the utilities sector, significantly impacting the energy infrastructure and economic development of the regions it serves. Its efforts towards sustainability and innovation are noteworthy, aiming to incorporate cleaner energy solutions to reduce carbon emissions. Headquartered in Atlanta, Georgia, Southern Company is a critical entity in the utility industry and is known for its robust service delivery and strategic investments in energy technologies. Its operations encompass traditional utility services, wholesale energy services, and energy infrastructure development, making it a key player in shaping the future of energy in the United States.

Exchange NYSE Industry Utilities - Regulated Electric Company website ↗

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