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Natural Gas Transmisison & Distribution SIC 4923
6 companies filing with the SEC under SIC 4923. Median revenue growth +40% year on year in Q3 2026 (middle half +25% to +42%, 3 companies). The growth model expects the industry's combined revenue to grow +46% in Q3 2026. 1 customer or supplier links named in annual reports.
Money flow: where the industry's revenue goes
Drawn in the browser: an estimate of where the industry's revenue goes — what it buys from other industries, the pay that reaches households, taxes and profit — beside its filed cash flow, two tiers of suppliers and its capital spending by kind of asset.
Open the industry: growth distribution, money flow, network →
Who sells to whom
Customers and suppliers named in the companies' annual reports; the share is of the supplier's revenue.
- CTRI → SWX 3% of the supplier's revenue, $89.5M
Growth model
Industry revenue, the same companies year on year; 80% ranges. Fitted on SEC filings and tested out of sample (how).
| Quarter | Growth Y/Y | Revenue | 80% range |
|---|---|---|---|
| Q3 2026 | +45.7% | $15.0B | $12.8B – $17.3B |
| Q4 2026 | +41.8% | $15.2B | $12.4B – $17.9B |
| Q1 2027 | +38.0% | $16.4B | $13.2B – $19.7B |
| Q2 2027 | +34.4% | $17.8B | $14.1B – $21.5B |
Capital spending and supply chain →
Companies
| Company | Quarterly revenue | Y/Y | Stage |
|---|---|---|---|
| OKE ONEOK | $12.5B | +44% | deceleration |
| CTRI Centuri Holdings | $1.2B | +40% | transition |
| Southwest Gas | $585M | — | contraction |
| SWX Southwest Gas Holdings | $585M | — | transition |
| CPK Chesapeake Utilities | $196M | +9% | mature |
| RGCO RGC Resources | $17.1M | — | mature |
Growth from positive, comparable quarterly revenue as filed; industries are SEC Standard Industrial Classification codes. Data Nov 8, 2026.