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Utility capex

The grid build-out

The largest regulated utilities' spending on power plants, transmission and distribution, much of it now for data-center load. A utility spending more than its operating cash is normal: it borrows and issues shares, and earns a regulated return on what it builds. Their outlooks are usually five-year plans.

Capex, past 4 quarters
$139.2B
10 utilities
Operating cash
$81.4B
same quarters
Free cash flow
−$57.8B
operating cash minus capex
Capex / cash
171%
over 100% = financed

Utilities capex $139.2B, free cash flow −$57.8B over the past 4 quarters

CompanyLatest quarterCapexFree cash flowCapex / cashCapex vs yr agoFCF < 0Capex outlook
NEE NextEra Sep 30, 2026 $8.2B −$3.1B 162% +43% 4/4 —
DUK Duke Energy Jun 30, 2026 $4.2B −$1.4B 150% +27% 3/4 —
SO Southern Jun 30, 2026 $3.7B −$641.0M 121% +32% 3/4 —
PCG PG&E Sep 30, 2026 $3.3B −$794.0M 132% +13% 4/4 2027 $11B lowered Oct 22
XEL Xcel Energy Jun 30, 2026 $2.9B −$1.8B 268% +21% 4/4 —
SRE Sempra Jun 30, 2026 $2.2B −$918.0M 170% -3% 4/4 2026 $11B raised Aug 6
EXC Exelon Jun 30, 2026 $2.2B −$255.0M 113% +9% 3/4 2026 $10B Jul 30
ETR Entergy Jun 30, 2026 $2.8B −$885.7M 147% +38% 3/4 —
D Dominion Jun 30, 2026 $2.8B −$1.2B 176% -8% 4/4 —
AEP American Electric Power Jun 30, 2026 $2.8B −$874.0M 146% +45% 3/4 2026-2030 $78B Jul 30

Capex is purchases of property and equipment as each company tags it in its SEC filings (XBRL); some companies' own free cash flow also subtracts finance-lease payments, so theirs can be lower. Each quarter as first reported; fiscal years differ (Microsoft's ends in June, Oracle's in May), so "latest quarter" is not the same calendar quarter for all. Outlooks are read by AI from earnings releases and 10-Q / 10-K filings; some companies give theirs only on the earnings call, which Wallsti does not read.

Who lives on it

Grid equipment & contractors GEV GE Vernova · ETN Eaton · HUBB Hubbell · PWR Quanta Services · MYRG MYR Group · POWL Powell Industries

When a utility reports after the close, its stock page and the ranking show these companies' after-hours moves next to it. Listings abroad are context only.