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UtilityParent CompanyService state(s)HQ stateISO/RTOUpdated (after original publication)Delta (2024 vs 2025)2025 Profit ($ millions)2025 Profit Portion of Bill (%)2024 Profit ($ millions)2024 Profit Portion of Bill (%)2023 Profit ($ millions)2023 Profit Portion of Bill (%)2022 Profit ($ millions)2022 Profit Portion of Bill (%)2021 Profit ($ millions)2021 Profit Portion of Bill (%)
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AEP Indiana/MichiganAmerican Electric PowerIN, MIINMISO22.60414.0013.66%391.4015.22%335.9013.25%324.7012.16%279.8012.03%
3
AEP TexasAmerican Electric PowerTXTXERCOT67.90488.0022.19%420.1020.20%370.4019.48%307.9016.67%289.8018.18%
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AES Indiana*AESININMISO-18.0087.004.51%105.006.40%57.033.46%96.635.39%119.188.36%
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AES OhioAESOHOHPJM36.8050.604.77%13.801.57%35.704.15%-4.70-0.54%22.103.29%
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Alabama PowerSouthern CompanyALALNon-RTO Southeast113.001,516.0018.41%1,403.0018.57%1,370.0019.43%1,351.0017.28%1,253.0019.54%
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Alaska Electric Light & PowerAKAKNon-RTO West-2.006.0012.77%8.0016.00%9.0018.75%7.0015.22%7.2015.92%
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AlleteMN, WIMNMISOY-19.80141.1010.80%160.9012.95%147.2011.89%149.9011.90%137.809.71%
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Ameren Illinois (combined G&E)ILILMISO115.00737.0019.17%622.0017.91%609.0017.49%515.0013.71%427.0014.75%
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Ameren MissouriMOMOMISO188.00750.0015.64%562.0014.07%548.0014.20%565.0013.96%521.0015.54%
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Appalachian PowerAmerican Electric PowerWV, VA, TNWVPJM35.30457.0010.86%421.7010.46%294.407.91%394.2011.20%348.9011.24%
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Arizona Public Service Co. (APS)Pinnacle West CapitalAZAZNon-RTO West23.00682.0012.77%659.0012.86%564.0012.01%542.0012.53%649.0017.07%
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Atlantic CityExelonNJNJPJM33.00188.0010.94%155.009.52%120.007.88%148.0010.34%146.0010.52%
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Avista (E&G)WA, ID, ORWANon-RTO West22.00201.0010.49%179.009.49%167.009.81%118.007.10%125.569.01%
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BGEExelonMDMDPJM51.00578.0011.07%527.0011.91%485.0012.04%380.009.76%408.0012.21%
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Black Hills EnergyBlack Hills Corp.SD, WY, MT, NVSDSPP16.10299.8012.98%283.7013.33%276.0011.84%270.8010.61%251.2012.89%
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CalPECOAlgonquin/Liberty Utilities* **CACACAISOY-4.572.081.29%6.654.20%35.6822.30%23.4023.80%29.3430.80%
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CenterPointBlack Hills Corp.
IN, OH, LA, MN, MS, TX
TXERCOT33.001,052.0011.24%1,019.0011.79%917.0010.55%1,057.0011.34%N/AN/A
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Central Hudson Gas & Electric*FortisNYNYNYISON/AN/A78.087.66%73.439.22%90.559.04%75.757.51%
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Central Maine Power*AvangridMEMEISO-NEY-16.41165.0011.21%181.4114.23%171.8915.25%159.8415.21%182.8918.69%
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CLECO Power*CLECO Corporate HoldingsLALAMISON/AN/A138.9212.03%137.1510.91%170.0610.49%134.098.27%
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Cleveland Electric Illuminating Co.First EnergyOHOHPJMY-132.00-97.00-8.70%35.003.30%26.002.20%62.005.80%83.008.00%
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ComEdExelonILILPJM81.001,147.0015.78%1,066.0012.97%1,090.0013.90%917.0015.92%742.0011.58%
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Connecticut Light & PowerEversource EnergyCTCTISO-NE38.70551.3010.52%512.6011.11%518.7011.33%532.9011.06%401.7011.04%
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Consolidated Edison Company of New YorkConsolidated EdisonNYNYNYISO158.001,906.0012.18%1,748.0012.37%1,606.0011.92%1,390.0010.48%1,344.0011.47%
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Consumers EnergyCMS Energy Corp.MIMIMISO120.001,129.0013.88%1,009.0014.01%867.0012.10%945.0011.59%1,330.0018.15%
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DelmarvaExelonDE, MA, VADEPJM15.00224.0011.36%209.0011.70%177.0010.49%169.0010.60%128.009.28%
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Dominion South CarolinaDominionSCSCNon-RTO Southeast182.00534.0014.91%352.0011.09%395.0013.04%503.0013.30%229.007.28%
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DTE Energy (Electric-only)MIMIMISO86.001,158.0016.70%1,072.0017.03%772.0013.27%956.0014.91%866.0014.91%
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Duke Energy CarolinasDuke EnergyNC, SCNCNon-RTO Southeast225.002,108.0021.70%1,883.0019.38%1,470.0017.74%1,600.0020.36%1,336.0018.81%
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Duke Energy FloridaDuke EnergyFLFLNon-RTO Southeast132.001,193.0016.79%1,061.0016.09%1,016.0014.44%909.0014.31%738.0014.03%
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Duke Energy IndianaDuke EnergyININMISO79.00520.0014.67%441.0014.51%497.0014.62%137.003.49%481.0015.15%
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Duke Energy Ohio/KentuckyDuke EnergyOHOHPJM-3.00338.0012.08%341.0013.40%334.0013.32%302.0012.01%204.0010.01%
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Duke Energy ProgressDuke EnergyNC, SCNCNon-RTO Southeast118.001,282.0017.36%1,164.0016.59%998.0015.38%1,008.0014.93%991.0017.15%
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Duquesne Light Co.PAPAPJMN/AN/A195.9217.35%185.5216.83%204.4717.75%174.6017.18%
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El Paso Electric*TXTXNon-RTO WestY-32.0014012.36%172.0015.34%208.6017.32%113.328.65%146.2213.80%
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Empire District ElectricAlgonquin/Liberty Utilities* **MO, KS, OK, ARMOSPPY-21.7419128.23%213.2331.90%121.2117.50%165.2423.60%117.6016.80%
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Entergy ArkansasEntergyARARMISO117.99437.4515.71%319.4712.99%396.8515.00%292.8910.96%298.4812.76%
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Entergy LouisianaEntergyLALAMISO222.131,112.9019.42%890.7717.32%1,273.3724.74%855.8713.50%653.9812.90%
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Entergy MississippiEntergyMSMSMISO15.11308.7315.79%293.6214.32%291.2714.36%303.3313.25%228.8212.03%
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Entergy New OrleansEntergyLALAMISO34.5650.416.53%15.851.96%228.9427.13%64.106.43%31.804.14%
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Entergy TexasEntergyTXTXNon-RTO Southeast88.66334.0715.70%245.4113.91%181.9710.10%176.2710.85%166.8311.86%
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Evergy Kansas CentralEvergyKSKSSPP-1.70563.3018.41%565.0018.79%384.5014.25%420.9013.77%500.7017.59%
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Evergy MetroEvergyMOMOMISO-4.00320.5016.73%324.5017.14%332.0017.58%355.4018.04%312.3016.32%
45
Fitchburg Gas & Electric LightUnitil**MAMAISO-NEY2.1913.239.55%11.048.40%11.048.40%11.048.40%9.428.10%
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Florida Power & LightNextEra EnergyFLFLNon-RTO Southeast469.005,012.0027.44%4,543.0026.69%4,552.0026.75%3,701.0021.75%3,206.0018.84%
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Florida Public UtilitiesChesapeake Utilities Corp.FLFLNon-RTO Southeast21.70140.3020.40%118.6020.33%87.2018.41%89.8020.91%83.4721.74%
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Georgia PowerSouthern CompanyGAGANon-RTO Southeast308.002,851.0022.57%2,543.0022.44%2,080.0020.56%1,813.0015.65%584.006.31%
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Granite State ElectricAlgonquin/Liberty Utilities* **NHNHISO-NEN/AN/A5.874.90%22.9015.40%11.758.30%12.5311.60%
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Hawaiian ElectricHawaiian Electric IndustriesHIHINon-RTO West1,392.58168.225.48%-1,224.37-38.18%195.955.99%190.925.60%179.647.07%
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Idaho PowerIDACORPIDIDNon-RTO West25.91315.8617.45%289.9515.91%261.8914.86%259.5615.82%245.8716.89%
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Interstate Power & LightAlliantIAIAMISO95.00457.0020.70%362.0017.69%366.0017.35%360.0015.96%350.0016.97%
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Jersey Central Power & LightFirst EnergyNJNJPJMN/AN/A248.3210.80%130.006.41%119.005.79%266.0014.65%
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Kentucky PowerAmerican Electric PowerKYKYNon-RTO Southeast3.9440.805.32%36.865.30%33.965.52%47.556.15%50.157.76%
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LG&E and KU (Kentucky Utilities) (KY regulated)PPLKYKYNon-RTO Southeast54.00674.0017.93%620.0017.41%552.0015.99%507.0013.30%468.0013.98%
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Massachusetts Electric Co.National GridMAMAISO-NEY82.45182.006.08%99.553.52%161.235.79%98.893.72%159.516.46%
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Met-EdFirst EnergyPAPAPJMN/AN/AN/AN/A153.0013.70%169.0016.20%207.0023.88%
58
MG&EMGEWIWIMISO15.32135.8918.27%120.5717.81%117.7017.05%110.9515.53%105.7617.44%
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MidamericanBerkshire Hathaway EnergyIA, IL, SD, NEIAMISO58.001,061.0027.16%1,003.0030.85%982.0028.94%961.0023.88%894.0025.20%
60
Mississippi PowerSouthern CompanyMSMSNon-RTO Southeast16.00215.0012.68%199.0013.60%188.0012.75%164.009.68%159.0012.03%
61
Monongahela PowerFirst EnergyWVWVPJMY-45.00172.008.33%217.0012.60%116.007.38%89.005.24%156.0010.47%
62
Montana-Dakota Utilities Co.MDU Resources GroupMT, ND, SD, WYNDMISO-9.9064.9014.81%74.8018.05%71.6017.85%57.1015.14%51.9014.85%
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Nantucket ElectricNational GridMAMAISO-NEY1.6510.2025.40%8.5523.54%7.6121.02%7.0724.14%6.3224.24%
64
Nevada PowerBerkshire Hathaway EnergyNVNVNon-RTO West-102.00247.0010.48%349.0012.15%260.008.42%298.0011.33%303.0014.17%
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New York State Electric & Gas*AvangridNYNYNYISOY3.94248.008.57%244.0610.28%212.249.66%157.037.07%154.148.54%
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Niagara MohawkNational GridNYNYNYISOY74.46410.007.80%335.547.63%318.928.13%332.877.47%272.747.50%
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Northern Indiana Public Service Co.* **NiSourceININMISOY84.46624.5619.08%540.1019.74%407.2314.79%327.2311.33%325.7012.85%
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Northwestern EnergySD, NE, MTSDMISO-43.02181.0911.24%224.1114.80%194.1314.00%183.0112.38%186.8413.61%
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NSTAR ElectricEversource EnergyMAMAISO-NE-5.80630.6015.82%636.4017.10%544.5015.49%492.4013.74%476.6015.59%
70
Ohio EdisonFirst EnergyOHOHPJMY-162.00-61.00-3.90%101.006.90%193.0010.40%197.0011.40%247.0014.80%
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Ohio Power Co.American Electric PowerOHOHPJM22.40328.008.31%305.607.98%328.208.61%287.807.85%253.608.75%
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Oklahoma Gas & Electric Co.OGE Energy Corp.OKOKSPP29.90499.8015.33%469.9015.74%426.4015.94%439.5013.02%360.009.85%
73
OncorTXTXERCOT0.00957.0015.73%957.0015.73%849.0015.20%893.0017.03%N/AN/A
74
Orange and Rockland UtilitiesConsolidated EdisonNYNYNYISO4.00108.008.54%104.009.24%96.009.09%88.008.11%75.007.97%
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Otter Tail Power Co.Otter Tail Corp.MN, ND, SDMNMISO6.6397.5917.22%90.9617.34%84.2415.94%79.9714.55%72.4615.09%
76
Pacific Gas & Electric Co.PG&ECACACAISO367.003,079.0012.35%2,712.0011.11%2,544.0010.41%2,226.0010.27%138.000.67%
77
PacifiCorp (Rocky Mountain Power and Pacific Power)
Berkshire Hathaway EnergyOR, CA, WAORNon-RTO West101.00640.008.54%539.008.17%-468.00-7.88%920.0016.20%888.0016.77%
78
PECOExelonPAPAPJM263.00814.0017.38%551.0013.87%563.0014.46%576.0014.76%504.0015.76%
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Penn PowerFirst EnergyPAPAPJMN/AN/AN/AN/A45.5314.60%38.0712.40%44.5617.30%
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Pennsylvania Electric Co.First EnergyPAPAPJMY108.00558.0012.85%450.0011.61%390.0010.56%162.0016.80%222.0026.88%
81
PGEPortland General ElectricORORNon-RTO West-7.00306.008.61%313.008.99%228.007.83%233.008.84%244.0010.06%
82
PNMNMNMNon-RTO West-104.6087.105.87%191.7013.90%35.702.54%103.407.50%155.5011.08%
83
Potomac EdisonFirst EnergyMDMDPJMY49.001189.66%69.006.55%39.004.34%57.005.93%75.008.26%
84
Potomac Electric Power (PEPCO)ExelonDCDCPJM11.00401.0011.61%390.0012.83%306.0010.84%305.0012.05%296.0013.02%
85
PPL ElectricPPLPAPAPJM65.00639.0020.53%574.0019.96%519.0017.25%525.0017.33%445.0018.53%
86
Public Service Co. of NHEversource EnergyNHNHISO-NE54.50269.4019.57%214.9016.60%195.7013.52%171.6011.63%150.3012.77%
87
Public Service Co. of OKAmerican Electric PowerOKOKSPP2.70252.0012.46%249.3013.50%208.8010.56%167.608.94%141.109.57%
88
Public Service Electric & GasPublic Service Enterprise GroupNJNJPJM198.001,745.0018.26%1,547.0018.31%1,515.0019.41%1,565.0019.72%1,446.0020.30%
89
Puget Sound Energy*WAWANon-RTO West112.57458.728.53%346.157.17%131.062.74%490.9511.64%336.068.83%
90
RI Energy (gas & electric)PPLRIRIISO-NE-24.0085.003.92%109.005.39%96.005.19%-44.00-4.24%N/AN/A
91
Rochester Gas & Electric*AvangridNYNYNYISOY-2.21141.009.97%143.2111.47%154.2012.62%122.5710.38%102.8810.74%
92
San Diego Gas & ElectricCACACAISO-328.00563.009.88%891.0016.68%936.0016.72%915.0015.67%819.0014.88%
93
Sierra PacificBerkshire Hathaway EnergyNV, CANVNon-RTO West61.00146.0013.42%85.006.74%117.008.18%118.009.89%124.0012.85%
94
SoCalEdisonEdison InternationalCACACAISO3,239.005,033.0026.11%1,794.0010.22%1,597.009.81%954.005.56%935.006.29%
95
SWEPCOAmerican Electric PowerAR, LA, TXLASPP65.30391.0016.61%325.7015.99%223.8010.25%294.3012.88%242.1011.36%
96
Tampa ElectricEmeraFLFLNon-RTO Southeast139.00607.0019.49%468.0018.53%466.0017.67%540.0017.04%446.0016.55%
97
TNMPTX, NMTXERCOT20.80124.3018.24%103.5017.48%94.9017.73%92.3019.12%63.9015.29%
98
Toledo EdisonFirst EnergyOHOHPJMY-70.00-38.00-7.40%32.006.90%26.005.70%45.009.70%48.0010.40%
99
Tucson Electric PowerFortisAZAZNon-RTO West-5.62283.3816.78%289.0016.01%259.0013.79%217.4312.03%201.2512.64%
100
UGI Utilities***PAPAPJM0.00237.0013.46%237.0014.83%219.0011.81%206.0012.72%144.0013.35%