Energy groups oil, gas, coal, and related services companies under one industry-group label. Integrated majors sit next to midstream and services names; they are not one commodity bet. Combined size is not a sector return. See how the ranking works.
156 U.S.-listed Energy companies with a market cap of at least $1B are ranked here by market capitalization, worth a combined $5.09T — 5.14% of the total market tracked on MarketCapLens. The most valuable is Exxonmobil Holdings Corporation at $735.95B. As of October 19, 2026. Size ranking for research, not a sector recommendation.
| Industry | Companies | Combined cap | % of sector |
|---|---|---|---|
| Oil & Gas Integrated | 15 | $2.47T | 48.58% |
| Oil & Gas Midstream | 33 | $889.71B | 17.48% |
| Oil & Gas Exploration & Production | 42 | $851.29B | 16.73% |
| Oil & Gas Refining & Marketing | 12 | $451.98B | 8.88% |
| Oil & Gas Equipment & Services | 26 | $278.29B | 5.47% |
| Uranium | 6 | $51.61B |
The largest company, Exxonmobil Holdings Corporation (XOM), is 14.46% of Energy. The three largest — Exxonmobil Holdings Corporation (XOM), Chevron Corporation (CVX), and Shell plc (SHEL) — are 29.17% of the sector. The ten largest are 49.97%. Exxonmobil Holdings Corporation is classified as Oil & Gas Integrated, which is also the largest industry in this sector by combined cap.
| Weight |
|---|
| 1 | Exxonmobil Holdings CorporationXOM | $735.95B | $178.98 | +2.46% | 13.11M | 14.46% |
| 2 | Chevron CorporationCVX | $444.51B | $224.98 | +2.58% | 8.7M | 8.74% |
| 3 | Shell plcSHEL | $303.78B | $106.66 | +3.00% | 5.9M | 5.97% |
| 4 | TotalEnergies SETTE | $203.41B | $91.34 | +3.22% | 2.9M | 4.00% |
| 5 | ConocoPhillipsCOP | $176.01B | $146.51 | +3.37% | 7.64M | 3.46% |
| 6 | Petróleo Brasileiro S.A. - PetrobrasPBR | $167.55B | $26.00 | +2.77% | 23.85M | 3.29% |
| 7 | Marathon Petroleum CorporationMPC | $134.25B | $478.07 | +0.24% | 1.79M | 2.64% |
| 8 | BP p.l.c.BP | $131.68B | $50.21 | +3.65% | 11.41M | 2.59% |
| 9 | Valero Energy CorporationVLO | $128.04B | $444.71 | +0.15% | 1.92M | 2.52% |
| 10 | Phillips 66PSX | $117.54B | $293.17 | +1.37% | 2.64M | 2.31% |
| 11 | Equinor ASAEQNR | $112.32B | $46.98 | +4.59% | 4.44M | 2.21% |
| 12 | Canadian Natural Resources LimitedCNQ | $110.91B | $53.80 | +3.56% | 7.96M | 2.18% |
| 13 | Enbridge Inc.ENB | $107.21B | $48.10 | +2.71% | 3.79M | 2.11% |
| 14 | Suncor Energy Inc.SU | $92.16B | $78.05 | +3.19% | 5.56M | 1.81% |
| 15 | The Williams Companies, Inc.WMB | $87.19B | $71.28 | +2.98% | 10.31M | 1.71% |
| 16 | Eni S.p.A.E | $86.12B | $59.10 | +2.89% | 314.4K | 1.69% |
| 17 | EOG Resources, Inc.EOG | $82.88B | $158.01 | +4.23% | 5.3M | 1.63% |
| 18 | Enterprise Products Partners L.P.EPD | $79.51B | $36.82 | +3.51% | 4.13M | 1.56% |
| 19 | Kinder Morgan, Inc.KMI | $76.16B | $34.20 | +4.20% | 16.95M | 1.50% |
| 20 | Slb N.V.SLB | $73.47B | $49.50 | +2.34% | 12.23M | 1.44% |
| 21 | Imperial Oil LimitedIMO | $64.76B | $133.92 | +3.34% | 705.46K | 1.27% |
| 22 | TC Energy CorporationTRP | $64.29B | $61.71 | +3.42% | 2.79M | 1.26% |
| 23 | Targa Resources Corp.TRGP | $63.24B | $294.90 | +4.37% | 1.11M | 1.24% |
| 24 | Occidental Petroleum CorporationOXY | $62.36B | $62.38 | +2.82% | 11.54M | 1.23% |
| 25 | Cenovus Energy Inc.CVE | $60.75B | $32.94 | +3.03% | 6.82M | 1.19% |
| 26 | Cheniere Energy, Inc.LNG | $59.78B | $289.43 | +3.68% | 1.63M | 1.17% |
| 27 | MPLX LpMPLX | $58.97B | $58.16 | +1.82% | 1.64M | 1.16% |
| 28 | ONEOK, Inc.OKE | $58.82B | $93.31 | +2.93% | 2.93M | 1.16% |
| 29 | Diamondback Energy, Inc.FANG | $57.11B | $203.95 | +4.27% | 2.57M | 1.12% |
| 30 | Devon Energy CorporationDVN | $55.8B | $50.73 | +3.03% | 9.01M | 1.10% |
| 31 | Baker Hughes CompanyBKR | $55.29B | $55.70 | +2.39% | 5.87M | 1.09% |
| 32 | Woodside Energy Group LtdWDS | $44.83B | $23.64 | +1.59% | 571.72K | 0.88% |
| 33 | Ecopetrol S.A.EC | $36.8B | $17.90 | +1.13% | 2.28M | 0.72% |
| 34 | Cameco CorporationCCJ | $35.5B | $81.52 | -2.05% | 2.89M | 0.70% |
| 35 | EQT CorporationEQT | $33.97B | $54.32 | +3.56% | 8M | 0.67% |
| 36 | Tenaris S.A.TS | $31.87B | $59.39 | +3.74% | 1.16M | 0.63% |
| 37 | Venture Global, Inc.VG | $31.8B | $12.72 | +1.76% | 22.58M | 0.62% |
| 38 | Cheniere Energy Partners, L.P.CQP | $30.77B | $63.57 | +2.12% | 66.21K | 0.60% |
| 39 | Pembina Pipeline CorporationPBA | $29.14B | $50.10 | +3.96% | 1.09M | 0.57% |
| 40 | Halliburton CompanyHAL | $27.91B | $33.50 | +1.85% | 7.7M | 0.55% |
| 41 | TechnipFMC plcFTI | $27.32B | $69.67 | +2.11% | 2.45M | 0.54% |
| 42 | Texas Pacific Land CorporationTPL | $24.2B | $350.92 | +1.27% | 282.64K | 0.48% |
| 43 | HF Sinclair CorporationDINO | $22.27B | $125.29 | +0.47% | 1.77M | 0.44% |
| 44 | Expand Energy CorporationEXE | $21.62B | $93.41 | +2.87% | 6.03M | 0.42% |
| 45 | Permian Resources CorporationPR | $20.59B | $24.59 | +4.15% | 8.61M | 0.40% |
| 46 | YPF Sociedad AnónimaYPF | $20.42B | $52.10 | +1.94% | 953.07K | 0.40% |
| 47 | TransCanada PipeLines Limited 6TCPA | $19.88B | $19.64 | -1.85% | 172.18K | 0.39% |
| 48 | Ovintiv Inc.OVV | $19.18B | $69.33 | +4.84% | 3.55M | 0.38% |
| 49 | First Solar, Inc.FSLR | $18.55B | $172.64 | -3.45% | 2.35M | 0.36% |
| 50 | Western Midstream Partners, LPWES | $18.44B | $44.62 | +1.09% | 2.1M | 0.36% |
| 51 | Plains All American Pipeline, L.P.PAA | $17.82B | $25.25 | +0.40% | 3.05M | 0.35% |
| 52 | APA CorporationAPA | $17.22B | $49.15 | +4.07% | 6.32M | 0.34% |
| 53 | Viper Energy, Inc.VNOM | $16.17B | $45.02 | +2.95% | 1.25M | 0.32% |
| 54 | DT Midstream, Inc.DTM | $12.62B | $123.67 | +4.09% | 1.31M | 0.25% |
| 55 | Nextpower Inc.NXT | $12.14B | $80.04 | -4.09% | 2.66M | 0.24% |
| 56 | Antero Resources CorporationAR | $11.88B | $38.65 | +6.06% | 5.21M | 0.23% |
| 57 | Range Resources CorporationRRC | $10.1B | $43.22 | +4.35% | 2.47M | 0.20% |
| 58 | PBF Energy Inc.PBF | $10.02B | $84.52 | -2.84% | 2.87M | 0.20% |
| 59 | ARKO Petroleum Corp. Class A Common StockAPC | $9.82B | $16.36 | +1.87% | 87.82K | 0.19% |
| 60 | Antero Midstream CorporationAM | $9.8B | $20.64 | +3.61% | 4.1M | 0.19% |
| 61 | SM Energy CompanySM | $9.4B | $39.50 | +5.28% | 2.75M | 0.18% |
| 62 | Chord Energy CorporationCHRD | $8.45B | $154.56 | +4.20% | 809K | 0.17% |
| 63 | Ultrapar Participações S.A.UGP | $8.41B | $7.80 | +2.09% | 3.53M | 0.17% |
| 64 | National Fuel Gas CompanyNFG | $7.6B | $79.92 | +1.96% | 1.52M | 0.15% |
| 65 | Vista Energy, S.A.B. de C.V.VIST | $7.5B | $71.95 | +2.80% | 1.19M | 0.15% |
| 66 | South Bow CorporationSOBO | $7.24B | $34.69 | +2.79% | 791.47K | 0.14% |
| 67 | Matador Resources CompanyMTDR | $7.12B | $57.52 | +6.97% | 1.94M | 0.14% |
| 68 | Noble Corporation PlcNE | $7.04B | $44.08 | +2.73% | 1.16M | 0.14% |
| 69 | NOV Inc.NOV | $6.75B | $18.93 | +1.56% | 3.05M | 0.13% |
| 70 | Hess Midstream LPHESM | $6.32B | $30.66 | +0.13% | 2.17M | 0.12% |
| 71 | LandBridge Company LLCLB | $6.29B | $81.57 | +0.39% | 283.84K | 0.12% |
| 72 | Transocean Ltd.RIG | $6.28B | $5.62 | +2.00% | 45.89M | 0.12% |
| 73 | CVR Energy, Inc.CVI | $6.17B | $61.42 | -0.42% | 584.32K | 0.12% |
| 74 | Magnolia Oil & Gas CorporationMGY | $6.01B | $25.35 | +3.38% | 2.63M | 0.12% |
| 75 | Murphy Oil CorporationMUR | $5.98B | $41.74 | +4.74% | 1.53M | 0.12% |
| 76 | Valaris LimitedVAL | $5.92B | $85.32 | +1.87% | 879.17K | 0.12% |
| 77 | NexGen Energy Ltd.NXE | $5.61B | $8.37 | -2.22% | 5.47M | 0.11% |
| 78 | Weatherford International plcWFRD | $5.45B | $76.19 | +1.59% | 511.5K | 0.11% |
| 79 | Plains GP Holdings LPPAGP | $5.43B | $27.45 | +1.03% | 3.14M | 0.11% |
| 80 | CNX Resources CorporationCNX | $5.31B | $35.91 | +3.73% | 1.36M | 0.10% |
| 81 | Archrock, Inc.AROC | $5.18B | $29.56 | +1.06% | 2.01M | 0.10% |
| 82 | California Resources CorpCRC | $4.83B | $54.33 | +2.22% | 1.18M | 0.09% |
| 83 | Kodiak Gas Services, Inc.KGS | $4.77B | $47.21 | -1.25% | 1.63M | 0.09% |
| 84 | Warrior Met Coal, Inc.HCC | $4.75B | $89.94 | +0.54% | 617.77K | 0.09% |
| 85 | Icahn Enterprises L.P.IEP | $4.73B | $6.65 | +0.15% | 674.75K | 0.09% |
| 86 | Delek US Holdings, Inc.DK | $4.69B | $76.59 | -0.38% | 1.87M | 0.09% |
| 87 | Golar LNG LimitedGLNG | $4.62B | $45.26 | +0.69% | 1.3M | 0.09% |
| 88 | Crescent Energy CompanyCRGY | $4.55B | $13.77 | +10.07% | 22.34M | 0.09% |
| 89 | Core Natural Resources, Inc.CNR | $4.48B | $90.35 | +1.52% | 395.88K | 0.09% |
| 90 | Kinetik Holdings Inc.KNTK | $4.45B | $55.30 | +3.48% | 897.37K | 0.09% |
| 91 | Patterson-UTI Energy, Inc.PTEN | $4.39B | $11.50 | +1.68% | 6.26M | 0.09% |
| 92 | Oceaneering International, Inc.OII | $4.36B | $43.79 | +1.72% | 865.96K | 0.09% |
| 93 | Cactus, Inc.WHD | $4.3B | $61.71 | +0.85% | 581.55K | 0.08% |
| 94 | Par Pacific Holdings, Inc.PARR | $4.18B | $83.42 | -0.38% | 625.36K | 0.08% |
| 95 | Solaris Energy Infrastructure, Inc.SEI | $4.13B | $62.74 | -3.71% | 3.97M | 0.08% |
| 96 | Comstock Resources, Inc.CRK | $4.11B | $14.00 | +3.70% | 2.97M | 0.08% |
| 97 | Enphase Energy, Inc.ENPH | $4.05B | $30.62 | -0.65% | 7.48M | 0.08% |
| 98 | Tidewater Inc.TDW | $3.96B | $79.50 | +0.40% | 386.75K | 0.08% |
| 99 | Transportadora de Gas del Sur S.A.TGS | $3.93B | $26.13 | +0.62% | 89.44K | 0.08% |
| 100 | Uranium Energy Corp.UEC | $3.92B | $7.91 | -3.18% | 8.49M | 0.08% |
| 1.01% |
| Solar | 6 | $39.62B | 0.78% |
|---|
| Oil & Gas Drilling | 9 | $33.98B | 0.67% |
|---|
| Other | 7 | $20.22B | 0.40% |
|---|
Industry rows typically split oil and gas, midstream, equipment and services, and coal. Combined cap here is listed equity value, not proved reserves or a crude-price forecast.