Utilities stocks
US-listed utilities companies by market cap, grouped by industry
$1.73T
total market cap
$1.73T
total market cap
87 of the 5,000 largest US-listed companies are in utilities, with a combined market cap of $1.73T, the 10th largest of 12 sectors. The largest are NextEra Energy (NEE), Southern (SO), Duke Energy (DUK), together 22% of the sector. Its biggest industry by market cap is US local power providers (26 companies, $925B).
Market cap as of October 23, 2026
Companies
87
of the 5,000 largest
Industries
16
Share of market
2%
of $97.3T
Largest company
NextEra Energy
NEE · $172B
Largest companies
The 10 largest of the sector by market cap
| # | Company | Industry | Market cap | Share of sector |
|---|---|---|---|---|
| 1 | NextEra Energy NEE | US Local Power Providers | $172B | 10% |
| 2 | Southern SO | US Local Power Providers | $107B | 6% |
| 3 | Duke Energy DUK | US Local Power Providers | $97.4B | 6% |
| 4 | Constellation Energy CEG | Additional US Power Providers | $89.8B | 5% |
| 5 | National Grid NGG | US Local Power Providers | $82.3B | 5% |
| 6 | American Electric Power AEP | Additional US Power Providers | $70.6B | 4% |
| 7 | Dominion Energy D | US Local Power Providers | $57.3B | 3% |
| 8 | Sempra SRE | US Gas Distribution Services | $55.0B | 3% |
| 9 | Entergy ETR | US Local Power Providers | $51.3B | 3% |
| 10 | Xcel Energy XEL | Additional US Power Providers | $48.8B | 3% |
Industries
16 industries by market cap. Choose one to see its companies.
| Industry | Companies | Market cap | Share of sector |
|---|---|---|---|
| US Local Power Providers | 26 | $925B | 54% |
| Additional US Power Providers | 14 | $454B | 26% |
| US Gas Distribution Services | 11 | $136B | 8% |
| US Water Distribution Services | 9 | $51.7B | 3% |
| Global Water Distribution Services | 2 | $23.0B | 1% |
| US Diverse Bulk Electricity | 6 | $21.2B | 1% |
| US Conventional Energy Bulk Electricity | 3 | $20.9B | 1% |
| Latin American Bulk Electricity | 3 | $20.0B | 1% |
| Additional Asia-Pacific Bulk Electricity | 2 | $16.1B | <1% |
| MENA Bulk Electricity | 2 | $14.0B | <1% |
| Global Power Providers | 3 | $13.5B | <1% |
| European Bulk Electricity | 2 | $9.85B | <1% |
Show all 16 industriesShow fewer
| Industry | Companies | Market cap | Share of sector |
|---|---|---|---|
| Global Energy Transport and Holding | 1 | $8.12B | <1% |
| Additional Global Power Providers | 1 | $4.59B | <1% |
| Canadian Bulk Electricity | 1 | $3.87B | <1% |
| Water Utilities | 1 | $3.19B | <1% |
Companies are grouped by the sector and industry of their main source of revenue. Market caps in US dollars.
