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.
160 U.S.-listed Energy companies with a market cap of at least $1B are ranked here by market capitalization, worth a combined $4.78T — 4.74% of the total market tracked on MarketCapLens. The most valuable is Exxon Mobil Corporation at $657.68B. As of September 22, 2026. Size ranking for research, not a sector recommendation.
| Industry | Companies | Combined cap | % of sector |
|---|---|---|---|
| Oil & Gas Integrated | 14 | $2.21T | 46.15% |
| Oil & Gas Midstream | 36 | $953.07B | 19.92% |
| Oil & Gas Exploration & Production | 40 | $766.78B | 16.03% |
| Oil & Gas Refining & Marketing | 14 | $404.51B | 8.46% |
| Oil & Gas Equipment & Services | 28 | $291.47B | 6.09% |
| Uranium | 6 | $61.59B |
The largest company, Exxon Mobil Corporation (XOM), is 13.75% of Energy. The three largest — Exxon Mobil Corporation (XOM), Chevron Corporation (CVX), and Shell plc (SHEL) — are 27.65% of the sector. The ten largest are 47.02%. Exxon Mobil Corporation is classified as Oil & Gas Integrated, which is also the largest industry in this sector by combined cap.
| Weight |
|---|
| 101 | Helmerich & Payne, Inc.HP | $3.98B | $39.79 | -1.24% | 911.34K | 0.08% |
| 102 | Par Pacific Holdings, Inc.PARR | $3.97B | $79.11 | -3.52% | 1.15M | 0.08% |
| 103 | Comstock Resources, Inc.CRK | $3.91B | $13.32 | +2.30% | 3.01M | 0.08% |
| 104 | Kinetik Holdings Inc.KNTK | $3.86B | $52.39 | -1.60% | 1.39M | 0.08% |
| 105 | USA Compression Partners, LPUSAC | $3.7B | $25.55 | -2.41% | 293.8K | 0.08% |
| 106 | Baytex Energy Corp.BTE | $3.44B | $4.58 | -1.93% | 14.69M | 0.07% |
| 107 | National Energy Services Reunited Corp.NESR | $3.34B | $33.09 | +2.13% | 1.97M | 0.07% |
| 108 | Alliance Resource Partners, L.P.ARLP | $3.33B | $25.86 | +0.23% | 87.32K | 0.07% |
| 109 | Peabody Energy CorporationBTU | $3.26B | $26.79 | +6.86% | 3.27M | 0.07% |
| 110 | SunocoCorp LLCSUNC | $3.25B | $75.77 | -2.26% | 369.74K | 0.07% |
| 111 | Black Stone Minerals, L.P.BSM | $3.14B | $14.76 | -0.67% | 224.24K | 0.07% |
| 112 | Energy Fuels Inc.UUUU | $3.03B | $12.14 | -1.30% | 8.15M | 0.06% |
| 113 | Centrus Energy Corp.LEU | $2.99B | $157.83 | +1.92% | 644.36K | 0.06% |
| 114 | Liberty Energy Inc.LBRT | $2.94B | $18.04 | -4.30% | 4.48M | 0.06% |
| 115 | Seadrill LimitedSDRL | $2.93B | $46.85 | +0.58% | 482.29K | 0.06% |
| 116 | Delek Logistics Partners, LPDKL | $2.88B | $54.16 | -2.85% | 263.62K | 0.06% |
| 117 | Gulfport Energy CorpGPOR | $2.85B | $158.50 | +1.50% | 347.13K | 0.06% |
| 118 | Enerflex Ltd.EFXT | $2.73B | $22.39 | -0.18% | 352.48K | 0.06% |
| 119 | Cosan S.A.CSAN | $2.69B | $2.75 | -1.61% | 2.36M | 0.06% |
| 120 | Talos Energy Inc.TALO | $2.69B | $16.09 | -2.01% | 1.8M | 0.06% |
| 121 | Denison Mines Corp.DNN | $2.65B | $2.93 | +1.38% | 18.75M | 0.06% |
| 122 | BKV CorporationBKV | $2.5B | $22.90 | -0.22% | 1.09M | 0.05% |
| 123 | Northern Oil and Gas, Inc.NOG | $2.48B | $22.81 | -4.08% | 2.26M | 0.05% |
| 124 | EagleRock Land LLCEROK | $2.43B | $22.32 | -5.50% | 236.51K | 0.05% |
| 125 | Alpha Metallurgical Resources, Inc.AMR | $2.4B | $188.57 | +7.45% | 327.94K | 0.05% |
| 126 | Dorian LPG Ltd.LPG | $2.29B | $53.54 | -5.47% | 812.23K | 0.05% |
| 127 | Select Water Solutions, Inc.WTTR | $2.22B | $20.27 | -1.60% | 2.17M | 0.05% |
| 128 | SolarEdge Technologies, Inc.SEDG | $2.19B | $36.08 | +1.32% | 1.92M | 0.05% |
| 129 | Sunrun Inc.RUN | $2.1B | $8.79 | 0.00% | 4.97M | 0.04% |
| 130 | NGL Energy Partners LPNGL | $2.02B | $16.15 | -0.80% | 87.68K | 0.04% |
| 131 | Innovex International, Inc.INVX | $1.95B | $27.97 | +2.34% | 596.45K | 0.04% |
| 132 | Expro Group Holdings N.V.XPRO | $1.84B | $16.38 | -0.18% | 704.4K | 0.04% |
| 133 | World Kinect CorporationWKC | $1.83B | $35.84 | +0.70% | 818.66K | 0.04% |
| 134 | Mach Natural Resources LPMNR | $1.81B | $10.88 | -0.82% | 876.17K | 0.04% |
| 135 | Nextdecade CorpNEXT | $1.8B | $6.77 | -3.56% | 4.61M | 0.04% |
| 136 | Genesis Energy, L.P.GEL | $1.79B | $14.64 | -2.59% | 795.73K | 0.04% |
| 137 | Flowco Holdings Inc.FLOC | $1.78B | $19.08 | -3.98% | 376.24K | 0.04% |
| 138 | Vermilion Energy Inc.VET | $1.78B | $11.62 | -2.43% | 1.19M | 0.04% |
| 139 | Global Partners LPGLP | $1.67B | $49.25 | -2.71% | 48.62K | 0.03% |
| 140 | Permian Basin Royalty TrustPBT | $1.54B | $33.03 | -0.69% | 105.05K | 0.03% |
| 141 | Atlas Energy Solutions Inc.AESI | $1.5B | $12.00 | -9.57% | 3.94M | 0.03% |
| 142 | Natural Resource Partners L.P.NRP | $1.45B | $109.76 | +1.87% | 53.89K | 0.03% |
| 143 | Tsakos Energy Navigation LimitedTEN | $1.45B | $48.27 | -5.20% | 747.33K | 0.03% |
| 144 | Kimbell Royalty Partners, LPKRP | $1.41B | $14.29 | -1.04% | 1.09M | 0.03% |
| 145 | Dorchester Minerals, L.P.DMLP | $1.4B | $29.10 | -1.09% | 88.55K | 0.03% |
| 146 | WaterBridge Infrastructure LLCWBI | $1.39B | $29.56 | -1.24% | 482.83K | 0.03% |
| 147 | Borr Drilling LimitedBORR | $1.37B | $4.46 | +0.68% | 6.55M | 0.03% |
| 148 | Shoals Technologies Group, Inc.SHLS | $1.37B | $8.15 | +4.02% | 4.72M | 0.03% |
| 149 | RPC, Inc.RES | $1.27B | $5.72 | +0.70% | 2.59M | 0.03% |
| 150 | Bristow Group Inc.VTOL | $1.27B | $42.79 | +1.98% | 405.28K | 0.03% |
| 151 | Kosmos Energy Ltd.KOS | $1.25B | $2.57 | -2.28% | 14.25M | 0.03% |
| 152 | Tamboran Resources CorpTBN | $1.23B | $35.42 | -3.01% | 82.75K | 0.03% |
| 153 | Nabors Industries Ltd.NBR | $1.23B | $83.42 | -0.61% | 162.81K | 0.03% |
| 154 | ProPetro Holding Corp.PUMP | $1.23B | $10.03 | -1.28% | 4.41M | 0.03% |
| 155 | Teekay CorporationTK | $1.2B | $13.76 | -4.18% | 581.5K | 0.03% |
| 156 | Flotek Industries, Inc.FTK | $1.12B | $30.86 | +0.49% | 403.59K | 0.02% |
| 157 | Suburban Propane Partners, L.P.SPH | $1.12B | $16.82 | -0.77% | 127.94K | 0.02% |
| 158 | Precision Drilling CorporationPDS | $1.07B | $83.33 | -0.82% | 51.21K | 0.02% |
| 159 | Sabine Royalty TrustSBR | $1.06B | $72.37 | +0.01% | 23.75K | 0.02% |
| 160 | Diversified Energy Company PLCDEC | $1.01B | $13.90 | +1.39% | 516K | 0.02% |
| 1.29% |
| Solar | 6 | $44.3B | 0.93% |
|---|
| Oil & Gas Drilling | 9 | $33.31B | 0.70% |
|---|
| Other | 7 | $21.16B | 0.44% |
|---|
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.