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Top Utilities Stocks by Net Margin

Top utilities companies ranked by net margin, latest annual filings.

What Net Margin Means for Utilities Companies

Net margin in utilities is shaped more by regulatory framework than by market pricing. Regulated electric, gas, and water utilities recover prudent operating and fuel costs through rates set by public commissions and earn an authorized return on the invested rate base. That structure produces net margins that tend to cluster in a relatively narrow and predictable band compared with most sectors, punctuated by occasional items tied to weather, storm costs, or regulatory-lag recoveries.

Why It Matters Less in Utilities

A utility's net margin is a secondary output of a system optimized around rate-base growth and authorized return on equity, not a primary competitive signal. Still, variation across utilities can reflect genuine execution quality or differences in service territory economics. It is worth noting that weather normalization, storm-recovery timing, and allowed-return filings can move utility net margin meaningfully in specific years without reflecting any structural change in the business.

What to Read Alongside

Pair net margin with [Revenue](/financials/top-revenue-stocks/utilities/) to see rate-base scale, [Operating Margin](/financials/top-operating-margin-stocks/utilities/) for the pre-interest view, and [Return on Equity](/financials/top-roe-stocks/utilities/) because authorized ROE is the metric the entire regulatory framework is actually designed to deliver.

Data as of FY 2025 80 companies Rhea AI
# Symbol Company Sector
1 STEM Stem, Inc. Utilities 88.18% $0.08B
2 PCYO Pure Cycle Corporation Utilities 50.25% $0.25B
3 ENLT Enlight Renewable Energy Ltd Utilities 32.89% $13.24B
4 NEE NextEra Energy, Inc. Utilities 26.49% $178.69B
5 YORW The York Water Company Utilities 25.89% $0.48B
6 ATO Atmos Energy Corporation Utilities 25.49% $28.04B
7 NJR New Jersey Resources Corporation Utilities 24.84% $5.51B
8 EIX Edison International Utilities 23.08% $27.63B
9 AWK American Water Works Company, Inc. Utilities 21.69% $23.87B
10 WTRG Essential Utilities, Inc. Utilities 21.69% $10.42B
11 ARTNA Artesian Resources Corporation Utilities 20.21% $0.33B
12 AWR American States Water Company Utilities 19.82% $3.02B
13 BIPC Brookfield Infrastructure Corporation Utilities 19.08% $5.12B
14 LNT Alliant Energy Corporation Utilities 18.57% $18.44B
15 IDA IDACORP, Inc. Utilities 18.52% $7.68B
16 D Dominion Energy, Inc. Utilities 18.16% $58.49B
17 PEG Public Service Enterprise Group Incorporated Utilities 17.35% $38.91B
18 KEN Kenon Holdings Ltd. Utilities 17.00% $4.14B
19 AEP American Electric Power Company, Inc. Utilities 16.90% $69.53B
20 AEE Ameren Corporation Utilities 16.60% $29.61B
21 WEC WEC Energy Group, Inc. Utilities 15.87% $36.23B
22 DUK Duke Energy Corporation Utilities 15.65% $94.97B
23 CPK Chesapeake Utilities Corporation Utilities 15.09% $2.91B
24 SO The Southern Company Utilities 14.69% $103.28B
25 OGE OGE Energy Corp. Utilities 14.44% $9.69B
26 EVRG Evergy, Inc. Utilities 14.35% $18.88B
27 NI NiSource Inc. Utilities 14.25% $21.98B
28 RGCO RGC Resources, Inc. Utilities 13.93% $0.23B
29 CWCO Consolidated Water Co. Ltd. Utilities 13.88% $0.48B
30 ETR Entergy Corporation Utilities 13.70% $50.04B
31 SRE Sempra Utilities 13.41% $59.05B
32 CWT California Water Service Group Utilities 13.26% $2.71B
33 PPL PPL Corporation Utilities 13.06% $26.45B
34 ENIC Enel Chile S.A. Utilities 12.97% $5.81B
35 ORA Ormat Technologies, Inc. Utilities 12.83% $8.75B
36 HTO H2O America Utilities 12.81% $2.37B
37 BKH Black Hills Corporation Utilities 12.62% $5.47B
38 ES Eversource Energy Utilities 12.55% $26.28B
39 CMS CMS Energy Corporation Utilities 12.54% $21.74B
40 CWEN Clearway Energy, Inc. Utilities 11.83% $6.29B
41 PNW Pinnacle West Capital Corporation Utilities 11.83% $12.18B
42 ALE ALLETE, Inc. Utilities 11.72% $3.94B
43 EXC Exelon Corporation Utilities 11.41% $45.67B
44 CNP CenterPoint Energy, Inc. Utilities 11.24% $27.38B
45 NWE NorthWestern Energy Group, Inc. Utilities 11.24% $4.28B
46 BEP Brookfield Renewable Partners L.P. Utilities 11.11% $11.11B
47 SR Spire Inc. Utilities 10.97% $4.79B
48 BIP Brookfield Infrastructure Partners L.P. Utilities 10.96% $17.95B
49 OPAL OPAL Fuels Inc. Utilities 10.43% $0.07B
50 MDU MDU Resources Group, Inc. Utilities 10.15% $4.42B
51 AVA Avista Corporation Utilities 9.83% $3.44B
52 UTL Unitil Corporation Utilities 9.37% $0.90B
53 UGI UGI Corporation Utilities 9.30% $7.37B
54 CEG Constellation Energy Corporation Utilities 9.08% $94.49B
55 HNRG Hallador Energy Company Utilities 8.92% $0.89B
56 NWN Northwest Natural Holding Company Utilities 8.79% $2.06B
57 POR Portland General Electric Company Utilities 8.56% $5.75B
58 TXNM TXNM Energy, Inc. Utilities 7.84% $6.56B
59 SPH Suburban Propane Partners, L.P. Utilities 7.44% $1.29B
60 AES The AES Corporation Utilities 7.44% $10.50B
61 AQN Algonquin Power & Utilities Corp. Utilities 7.43% $4.57B
62 FE FirstEnergy Corp. Utilities 6.76% $26.40B
63 VST Vistra Corp. Utilities 5.32% $51.82B
64 GWRS Global Water Resources, Inc. Utilities 5.30% $0.21B
65 RNW ReNew Energy Global Plc Utilities 4.75% $2.30B
66 GNE Genie Energy Ltd. Utilities 4.72% $0.36B
67 VIASP Via Renewables, Inc. Utilities 4.13%
68 HE Hawaiian Electric Industries, Inc. Utilities 3.99% $2.32B
69 NRG NRG Energy, Inc. Utilities 2.81% $28.14B
70 CTRI Centuri Holdings, Inc. Utilities 0.75% $3.15B
71 ED Consolidated Edison, Inc. Utilities 0.01% $38.36B
72 MSEX Middlesex Water Company Utilities 0.00% $0.98B
73 PCG PG&E Corporation Utilities 0.00% $37.04B
74 FLNC Fluence Energy, Inc. Utilities -2.14% $3.61B
75 XIFR XPLR Infrastructure, LP Utilities -2.36% $1.15B
76 TLN Talen Energy Corporation Utilities -8.49% $17.16B
77 ELLO Ellomay Capital Ltd. Utilities -14.90% $0.31B
78 NRGV Energy Vault Holdings, Inc. Utilities -50.87% $1.16B
79 BEPC Brookfield Renewable Corporation Utilities -62.85% $7.08B
80 DGXX Digi Power X Inc. Utilities -82.94% $0.68B

How this ranking is built

Companies are ranked by net margin 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.