American Electric Powervs.NRG Energy
AEP vs NRG · both in Utilities & power producers, part of the Energy, grid & critical infrastructure value chain: Electricity utilities and large power producers, from nuclear to renewable portfolios.
American Electric Power is about 2.7× larger than NRG Energy by market cap; American Electric Power trades at the lower P/E (21.7 vs 30.0); year to date, American Electric Power leads (+5.8% vs −29.8%).
Side by side
| AEP | NRG | |
|---|---|---|
| Market cap | $68.2B | $25.4B |
| Price | $122.77 | $113.61 |
| Today | +0.6% | +1.6% |
| Return YTD | +5.8% | −29.8% |
| Return 1Y | +7.0% | −23.0% |
| P/E | 21.7 | 30.0 |
| P/S | 3.1 | 0.8 |
| P/B | 2.1 | 5.2 |
Data as of 2026-08-26 · updates daily after U.S. close
The two companies
American Electric PowerAEP
Regulated transmission and distribution wires across 11 states, one of the largest such networks in the US.
Full AEP profile →NRG EnergyNRG
Generation plants on one side, millions of retail electricity and gas customers on the other, plus the Vivint smart-home business. The fleet runs on gas, coal and solar, and it is positioned for the demand growth data centers are driving in Texas and beyond.
Full NRG profile →More AEP & NRG comparisons
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