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Top Utilities Stocks by Revenue

Top utilities companies ranked by revenue, latest annual filings.

What Revenue Means for Utilities Companies

Revenue in utilities is dollars billed to customers for regulated electricity, gas, or water service, along with smaller amounts from unregulated generation and energy services. Because most utility revenue flows through rate structures set by state commissions, the top line grows largely in line with the approved rate base, customer count, and allowed pass-through of fuel costs, rather than through market pricing decisions.

Why It Matters in Utilities

Utility revenue is typically among the most stable in the market because regulated monopoly service areas and cost-of-service ratemaking produce predictable cash flows that support long reinvestment cycles. Still, revenue growth is constrained by regulation: commissions ultimately decide how much of a utility's capital investment earns a return, and adverse rulings, disallowed costs, or slower-than-expected rate-case outcomes can compress top-line growth even as the company keeps spending capex.

What to Read Alongside

Pair revenue with [Capex](/financials/biggest-capex-stocks/utilities/) to understand rate-base growth that drives future earnings, [Free Cash Flow](/financials/top-free-cash-flow-stocks/utilities/) for self-funding capacity against dividend commitments, and [Debt](/financials/most-indebted-stocks/utilities/) since leverage is structurally high and shapes financial flexibility.

Data as of FY 2025 69 companies Rhea AI
# Symbol Company Sector
1 DUK Duke Energy Corporation Utilities $31.74B $97.67B
2 NRG NRG Energy, Inc. Utilities $30.71B $27.51B
3 SO The Southern Company Utilities $29.55B $105.76B
4 NEE NextEra Energy, Inc. Utilities $25.80B $179.61B
5 CEG Constellation Energy Corporation Utilities $25.53B $93.69B
6 PCG PG&E Corporation Utilities $24.93B $36.51B
7 EXC Exelon Corporation Utilities $24.26B $47.25B
8 BIP Brookfield Infrastructure Partners L.P. Utilities $23.10B $17.53B
9 AEP American Electric Power Company, Inc. Utilities $21.88B $70.36B
10 EIX Edison International Utilities $19.32B $27.76B
11 VST Vistra Corp. Utilities $17.74B $51.76B
12 ED Consolidated Edison, Inc. Utilities $16.92B $39.70B
13 D Dominion Energy, Inc. Utilities $16.51B $59.94B
14 FE FirstEnergy Corp. Utilities $15.09B $27.38B
15 SRE Sempra Utilities $13.70B $60.10B
16 ES Eversource Energy Utilities $13.55B $26.05B
17 ETR Entergy Corporation Utilities $12.95B $50.86B
18 AES The AES Corporation Utilities $12.23B $10.47B
19 PEG Public Service Enterprise Group Incorporated Utilities $12.17B $39.94B
20 WEC WEC Energy Group, Inc. Utilities $9.80B $37.13B
21 CNP CenterPoint Energy, Inc. Utilities $9.36B $28.18B
22 PPL PPL Corporation Utilities $9.04B $27.21B
23 AEE Ameren Corporation Utilities $8.80B $30.32B
24 CMS CMS Energy Corporation Utilities $8.54B $22.75B
25 UGI UGI Corporation Utilities $7.29B $7.37B
26 NI NiSource Inc. Utilities $6.52B $22.76B
27 BEP Brookfield Renewable Partners L.P. Utilities $6.41B $10.50B
28 EVRG Evergy, Inc. Utilities $5.96B $19.23B
29 PNW Pinnacle West Capital Corporation Utilities $5.34B $12.51B
30 AWK American Water Works Company, Inc. Utilities $5.12B $24.78B
31 WTRG Essential Utilities, Inc. Utilities $5.12B $10.65B
32 ATO Atmos Energy Corporation Utilities $4.70B $28.31B
33 ENIC Enel Chile S.A. Utilities $4.51B $6.35B
34 LNT Alliant Energy Corporation Utilities $4.36B $19.00B
35 BEPC Brookfield Renewable Corporation Utilities $3.73B $6.68B
36 BIPC Brookfield Infrastructure Corporation Utilities $3.67B $4.98B
37 POR Portland General Electric Company Utilities $3.58B $5.84B
38 OGE OGE Energy Corp. Utilities $3.26B $9.89B
39 HE Hawaiian Electric Industries, Inc. Utilities $3.09B $2.31B
40 CTRI Centuri Holdings, Inc. Utilities $2.98B $3.19B
41 TLN Talen Energy Corporation Utilities $2.58B $17.53B
42 SR Spire Inc. Utilities $2.48B $4.65B
43 AQN Algonquin Power & Utilities Corp. Utilities $2.43B $4.62B
44 BKH Black Hills Corporation Utilities $2.31B $5.62B
45 FLNC Fluence Energy, Inc. Utilities $2.26B $3.21B
46 TXNM TXNM Energy, Inc. Utilities $2.17B $6.32B
47 AVA Avista Corporation Utilities $1.96B $3.39B
48 MDU MDU Resources Group, Inc. Utilities $1.88B $4.40B
49 IDA IDACORP, Inc. Utilities $1.75B $7.92B
50 NWE NorthWestern Energy Group, Inc. Utilities $1.61B $4.35B
51 ALE ALLETE, Inc. Utilities $1.53B $3.94B
52 SPH Suburban Propane Partners, L.P. Utilities $1.43B $1.16B
53 CWEN Clearway Energy, Inc. Utilities $1.43B $6.01B
54 NJR New Jersey Resources Corporation Utilities $1.35B $5.51B
55 NWN Northwest Natural Holding Company Utilities $1.29B $2.09B
56 XIFR XPLR Infrastructure, LP Utilities $1.19B $1.10B
57 RNW ReNew Energy Global Plc Utilities $1.14B $2.30B
58 ORA Ormat Technologies, Inc. Utilities $0.99B $8.52B
59 CWT California Water Service Group Utilities $0.96B $2.72B
60 CPK Chesapeake Utilities Corporation Utilities $0.93B $2.93B
61 KEN Kenon Holdings Ltd. Utilities $0.87B $3.63B
62 HTO H2O America Utilities $0.80B $2.39B
63 AWR American States Water Company Utilities $0.66B $3.04B
64 UTL Unitil Corporation Utilities $0.54B $0.93B
65 ENLT Enlight Renewable Energy Ltd Utilities $0.49B $13.47B
66 HNRG Hallador Energy Company Utilities $0.47B $0.78B
67 NRGV Energy Vault Holdings, Inc. Utilities $0.20B $0.73B
68 MSEX Middlesex Water Company Utilities $0.19B $0.98B
69 DGXX Digi Power X Inc. Utilities $0.03B $0.63B

How this ranking is built

Companies are ranked by revenue as reported in their most recent annual filing with the SEC. Figures shown are in US dollars (or percent, as noted), rounded to two decimals.

  • Source: annual 10-K / 20-F filings from companies trading on US exchanges (NYSE, Nasdaq, AMEX).
  • Fiscal year: whichever annual period the company has most recently filed. Fiscal years don't always align with the calendar year, so the "as of FY" stamp above reflects the most common year across the table.
  • Filtered out: warrants, preferred shares, and duplicate listings that share a parent company's financials.
  • Update cadence: refreshed as companies file new annual reports (typically within 60–90 days of fiscal year end).

Not financial advice. This is a research tool, not a recommendation.