Citable segment mix
SO's latest SEC segment disclosure for revenue by product shows Retail revenues as the largest listed segment at $4.64B (53.8% of disclosed segment revenue).
| Segment | Period | Revenue | Mix |
|---|---|---|---|
| Retail revenues | Mar 31, 2026 | $4.64B | 53.8% |
| Natural gas revenues | Mar 31, 2026 | $2.19B | 25.4% |
| Wholesale electric revenues | Mar 31, 2026 | $965.00M | 11.2% |
| Other revenues | Mar 31, 2026 | $336.00M | 3.9% |
| Other electric revenues | Mar 31, 2026 | $265.00M | 3.1% |
| Wholesale revenues, affiliates | Mar 31, 2026 | $119.00M | 1.4% |
Source: SEC EDGAR segment disclosures; period Mar 31, 2026.
Continue research
Follow same-sector companies and source explainers connected to the segments view.
A factual guide to revenue segment disclosures and how Aerarium Research uses them to make company business mix easier to inspect.
A factual guide to seasonal revenue patterns and comparable (same-store) sales — why year-over-year comparisons matter and what comp sales strip out.
A factual guide to deferred revenue, cash collected before revenue is earned, and why the liability can matter for recurring businesses.
A factual guide to quarterly SEC Form 10-Q reports, how they differ from annual 10-K filings, and what readers can inspect first.
