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.
148 U.S.-listed Energy companies with a market cap of at least $1B are ranked here by market capitalization, worth a combined $4.59T — 4.88% of the total market tracked on MarketCapLens. The most valuable is Exxonmobil Holdings Corporation at $676.62B. As of November 6, 2026. Size ranking for research, not a sector recommendation.
| Industry | Companies | Combined cap | % of sector |
|---|---|---|---|
| Oil & Gas Integrated | 15 | $2.25T | 48.94% |
| Oil & Gas Midstream | 32 | $838.42B | 18.26% |
| Oil & Gas Exploration & Production | 39 | $761.3B | 16.58% |
| Oil & Gas Refining & Marketing | 11 | $344.08B | 7.50% |
| Oil & Gas Equipment & Services | 24 | $259.16B | 5.65% |
| Solar | 6 | $47.09B |
The largest company, Exxonmobil Holdings Corporation (XOM), is 14.74% of Energy. The three largest — Exxonmobil Holdings Corporation (XOM), Chevron Corporation (CVX), and Shell plc (SHEL) — are 30.01% of the sector. The ten largest are 49.87%. Exxonmobil Holdings Corporation is classified as Oil & Gas Integrated, which is also the largest industry in this sector by combined cap.
| Weight |
|---|
| 101 | Transportadora de Gas del Sur S.A.TGS | $3.24B | $21.54 | -1.10% | 213.72K | 0.07% |
| 102 | Alliance Resource Partners, L.P.ARLP | $3.14B | $24.39 | +1.41% | 331.96K | 0.07% |
| 103 | Delek Logistics Partners, LPDKL | $2.99B | $51.77 | +1.03% | 141.49K | 0.07% |
| 104 | Black Stone Minerals, L.P.BSM | $2.97B | $13.98 | -0.14% | 747.27K | 0.06% |
| 105 | Baytex Energy Corp.BTE | $2.92B | $4.18 | -0.95% | 23.32M | 0.06% |
| 106 | Gulfport Energy CorpGPOR | $2.65B | $150.00 | -3.28% | 264.48K | 0.06% |
| 107 | Seadrill LimitedSDRL | $2.64B | $42.20 | +2.63% | 694.67K | 0.06% |
| 108 | Talos Energy Inc.TALO | $2.48B | $14.84 | +1.09% | 2.52M | 0.05% |
| 109 | Northern Oil and Gas, Inc.NOG | $2.43B | $22.84 | +3.16% | 2.63M | 0.05% |
| 110 | Sunrun Inc.RUN | $2.4B | $9.98 | +1.11% | 16.36M | 0.05% |
| 111 | Enerflex Ltd.EFXT | $2.37B | $19.40 | +2.81% | 435.37K | 0.05% |
| 112 | EagleRock Land LLCEROK | $2.15B | $19.78 | +6.57% | 374.34K | 0.05% |
| 113 | Select Water Solutions, Inc.WTTR | $2.09B | $16.18 | +4.79% | 1.2M | 0.05% |
| 114 | Centrus Energy Corp.LEU | $2.06B | $104.60 | +17.49% | 1.32M | 0.04% |
| 115 | National Energy Services Reunited Corp.NESR | $2.01B | $19.96 | +3.96% | 2.62M | 0.04% |
| 116 | Dorian LPG Ltd.LPG | $1.99B | $46.55 | +1.02% | 1.07M | 0.04% |
| 117 | Denison Mines Corp.DNN | $1.98B | $2.19 | +6.05% | 32.7M | 0.04% |
| 118 | Peabody Energy CorporationBTU | $1.95B | $16.03 | +0.06% | 3.87M | 0.04% |
| 119 | Liberty Energy Inc.LBRT | $1.95B | $11.96 | +5.37% | 9.51M | 0.04% |
| 120 | BKV CorporationBKV | $1.92B | $17.55 | -2.99% | 2.02M | 0.04% |
| 121 | Alpha Metallurgical Resources, Inc.AMR | $1.87B | $147.93 | +3.25% | 292.81K | 0.04% |
| 122 | Flowco Holdings Inc.FLOC | $1.87B | $20.06 | +5.30% | 725.23K | 0.04% |
| 123 | NGL Energy Partners LPNGL | $1.87B | $14.95 | +1.36% | 144.04K | 0.04% |
| 124 | World Kinect CorporationWKC | $1.83B | $35.70 | -2.57% | 835.04K | 0.04% |
| 125 | Energy Fuels Inc.UUUU | $1.76B | $6.66 | +1.06% | 9.41M | 0.04% |
| 126 | Innovex International, Inc.INVX | $1.76B | $25.13 | +2.87% | 562.4K | 0.04% |
| 127 | Shoals Technologies Group, Inc.SHLS | $1.7B | $10.08 | +12.06% | 11.03M | 0.04% |
| 128 | SolarEdge Technologies, Inc.SEDG | $1.69B | $27.51 | +5.00% | 2.79M | 0.04% |
| 129 | Vermilion Energy Inc.VET | $1.6B | $10.45 | -0.48% | 1.14M | 0.03% |
| 130 | Genesis Energy, L.P.GEL | $1.57B | $12.86 | +2.96% | 489.25K | 0.03% |
| 131 | Natural Resource Partners L.P.NRP | $1.56B | $117.71 | +0.16% | 26.11K | 0.03% |
| 132 | Nextdecade CorpNEXT | $1.56B | $5.80 | -0.85% | 3.69M | 0.03% |
| 133 | Kimbell Royalty Partners, LPKRP | $1.53B | $15.15 | +0.80% | 872.55K | 0.03% |
| 134 | Global Partners LPGLP | $1.52B | $45.01 | +8.02% | 159.71K | 0.03% |
| 135 | Mach Natural Resources LPMNR | $1.5B | $9.00 | -9.46% | 1.56M | 0.03% |
| 136 | Expro Group Holdings N.V.XPRO | $1.48B | $13.19 | +2.73% | 1.25M | 0.03% |
| 137 | Tsakos Energy Navigation LimitedTEN | $1.35B | $44.86 | +1.72% | 278.01K | 0.03% |
| 138 | Dorchester Minerals, L.P.DMLP | $1.35B | $27.53 | +0.99% | 67.43K | 0.03% |
| 139 | Permian Basin Royalty TrustPBT | $1.35B | $28.93 | +1.54% | 96.56K | 0.03% |
| 140 | Kosmos Energy Ltd.KOS | $1.26B | $2.11 | -4.09% | 15.48M | 0.03% |
| 141 | RPC, Inc.RES | $1.18B | $5.31 | -5.01% | 3.69M | 0.03% |
| 142 | WaterBridge Infrastructure LLCWBI | $1.17B | $24.81 | +3.59% | 688.45K | 0.03% |
| 143 | Precision Drilling CorporationPDS | $1.16B | $91.79 | +1.68% | 99.24K | 0.03% |
| 144 | Suburban Propane Partners, L.P.SPH | $1.14B | $17.18 | -0.23% | 112.4K | 0.02% |
| 145 | Nabors Industries Ltd.NBR | $1.11B | $73.20 | +2.49% | 239.38K | 0.02% |
| 146 | Teekay CorporationTK | $1.11B | $12.65 | +1.36% | 409.64K | 0.02% |
| 147 | Bristow Group Inc.VTOL | $1.11B | $37.41 | +1.99% | 211.45K | 0.02% |
| 148 | Tamboran Resources CorpTBN | $1.01B | $28.90 | +2.96% | 202.88K | 0.02% |
| 1.03% |
| Uranium | 6 | $45.82B | 1.00% |
|---|
| Oil & Gas Drilling | 8 | $30.11B | 0.66% |
|---|
| Other | 7 | $18.05B | 0.39% |
|---|
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.