Southern Company can sell 12 million shares at any moment as its capital plan could reach $100 billion
Southern Company, Georgia Power's parent, can now sell stock the moment it chooses after filing an automatic shelf on November 10. The capital plan behind the filing could approach $100 billion, its remaining equity is unpriced, and in January a new Democratic majority arrives on Georgia's utility commission with authority over who pays.
Richard Tangthree-minute read
Southern Company+0.82% — Southern Company, up 0.82 percent today, the parent of Georgia Power and the holding company for utilities across Alabama, Georgia and Mississippi, can now issue 11,961,860 shares whenever it chooses 1. On November 10, 2026, it filed a Form S-3ASR, the automatic shelf registration large issuers use to sell securities without new paperwork, effective the day it landed 1. The filing announces no sale; it preserves the ability to make one at any moment.
What the shelf covers today is the small flow: shares for the Southern Investment Plan, the direct stock purchase and dividend reinvestment scheme that issues stock at the average market price, with any direct-issue proceeds going to general corporate purposes 1. The larger need sits behind it. Chief Financial Officer David Poroch counts about $2 billion of equity still to raise through 2030 2. He has just finished settling $5.3 billion in forward share sales 2.
We covered this quarter when the numbers landed 123. New since that piece: the shelf itself, the remaining equity figure, the signed-contract total and a passive fund's purchase of the stock 123.
The demand is contracted; the financing is not
The AI build in the Southeast is under contract rather than forecast. Southern ended the third quarter with about 21 gigawatts of signed large-load contracts across its three states 2. Another 7 gigawatts sit in late-stage discussions 2. Electricity actually delivered to data centers rose 59% in a year 4.
Each contracted gigawatt needs plants and wires. The base five-year capital plan already stands at $81 billion 2. Poroch has identified about $4 billion of projects beyond it, from gas plant upgrades to nuclear uprates with Google and a pipeline expansion 2. If more projects clear the regulators, the plan could approach $100 billion 2. He expects to fund the extra investment roughly 40% with equity 2.
The capital plan sits at $81 billion and could approach $100 billion
Data
| Capital plan | |
|---|---|
| Base plan | $81B |
| With extras | $85B |
| Potential plan | $100B |
Southern's capital spending has outrun operating cash in eight of the last twelve quarters
The gap between spending and operating cash is what debt and equity must finance
- Capital spending
- Operating cash flow
Data
| Capital spending | Operating cash flow | |
|---|---|---|
| Q4 '23 | $2.76B | $1.81B |
| Q1 '24 | $2.14B | $1.31B |
| Q2 '24 | $1.98B | $2.69B |
| Q3 '24 | $2.21B | $3.62B |
| Q4 '24 | $2.52B | $2.17B |
| Q1 '25 | $2.6B | $1.25B |
| Q2 '25 | $2.64B | $2.18B |
| Q3 '25 | $3.1B | $3.77B |
| Q4 '25 | $4.05B | $2.6B |
| Q1 '26 | $3.2B | $1.23B |
| Q2 '26 | $3.13B | $3.05B |
| Q3 '26 | $3.26B | $3.6B |
Who prices the bill moves to Atlanta
Georgia's Public Service Commission, the elected board that sets what Georgia Power may charge, will hold three of five seats as Democrats from January 6. It is the party's first majority there in 30 years, won on campaigns about power bills and data center growth 6. Commissioner Peter Hubbard plans an affordability docket, a run of hearings into why bills are high, and the next rate case falls in 2028 6.
Southern has promised flat base rates in Alabama and Georgia through at least 2029, and its large-load contracts carry minimum bills that pay even if a data center ramps slowly 2. The contract serving a massive OpenAI$1.18T — OpenAI, private, latest valuation $1.18T data center was filed with the commission entirely redacted, with only a summary made public 6.
The financing sequence is what to watch
The day before the shelf appeared, on November 9, the State Street+1.49% — State Street, up 1.49 percent today utilities fund XLU bought $45 million more Southern stock, its second-largest purchase of that day 3. Dilution for shareholders, if it comes, arrives in stages: the reinvestment-plan shares this shelf covers first, then a priced sale of the remaining equity only if Southern chooses one 12.
Southern files these shelves regularly, and its previous one landed in June 7. This document by itself announces nothing. The signed contracts make the build likely, and what the affordability docket will decide is what that build earns and who pays for it 6.
The open question is sequence. Equity placed before January lands quietly; once the docket opens, each sale prices in front of a commission weighing affordability. Chief Executive Chris Womack updates the company's outlook through 2031 in February 2, and until then Southern can sell whenever it chooses 1.
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