HLX Helix Energy Solutions Group, Inc. $989.49M $6.53 AMPX Amprius Technologies, Inc. $987.27M $8.19 WTTR Select Energy Services, Inc. $975.46M $9.38 KOS Kosmos Energy Ltd. $970.36M $2.03 VTS Vitesse Energy, Inc. $924.80M $23.95 THR Thermon Group Holdings, Inc. $915.85M $27.55 REX REX American Resources Corporation $889.81M $54.03 UTL Unitil Corporation $851.06M $52.34 CAPL CrossAmerica Partners LP $807.67M $21.20 ERII Energy Recovery, Inc. $745.00M $13.67 SXC SunCoke Energy, Inc. $738.16M $8.72 GRNT Granite Ridge Resources, Inc $688.34M $5.25 HNRG Hallador Energy Company $680.74M $15.84 VTLE Vital Energy, Inc. $651.69M $16.81 ASPN Aspen Aerogels, Inc. $638.50M $7.77 NESR National Energy Services Reunited Corp. $601.20M $6.02 PUMP ProPetro Holding Corp. $589.17M $5.67 REPX Riley Exploration Permian, Inc. $587.57M $26.68 NGL NGL Energy Partners LP $572.94M $4.34 GNE Genie Energy Ltd. $555.70M $20.70 GPRE Green Plains Inc. $539.55M $8.25 IAUX i-80 Gold Corp. $535.25M $0.66 URG Ur-Energy Inc. $503.45M $1.38 TTI TETRA Technologies, Inc. $467.09M $3.51 CLNE Clean Energy Fuels Corp. $461.85M $2.09 YORW The York Water Company $456.06M $31.67 SGU Star Group, L.P. $411.34M $11.90 SES SES AI Corporation $409.37M $1.12 MTRX Matrix Service Company $405.60M $14.69 EGY VAALCO Energy, Inc. $375.82M $3.62 SD SandRidge Energy, Inc. $372.74M $10.16 FTK Flotek Industries, Inc. $366.91M $12.29 GEVO Gevo, Inc. $354.55M $1.48 MNTK Montauk Renewables, Inc. $336.84M $2.35 OIS Oil States International, Inc. $326.05M $5.27 CVEO Civeo Corporation $324.90M $24.15 LTBR Lightbridge Corporation $312.72M $13.28 SMC Summit Midstream Corp. $305.66M $24.97 CHPT ChargePoint Holdings, Inc. $295.09M $0.64 HYLN Hyliion Holdings Corp. $290.89M $1.66 PNRG PrimeEnergy Resources Corporation $269.37M $162.22 RNGR Ranger Energy Services, Inc. $262.55M $11.67 WTI W&T Offshore, Inc. $252.48M $1.71 BRY Berry Corporation $240.55M $3.10 FET Forum Energy Technologies, Inc. $236.88M $19.15 RGCO RGC Resources, Inc. $216.03M $20.95 INR Infinity Natural Resources, Inc. $215.15M $14.12 ZNOG Zion Oil & Gas, Inc. $214.45M $0.19 NPWR NET Power Inc. $211.42M $2.72 KGEI Kolibri Global Energy Inc. $208.44M $5.88 NB NioCorp Developments Ltd. $185.81M $3.16 PROP Prairie Operating Co. $184.08M $4.20 FF FutureFuel Corp. $180.91M $4.13 AMTX Aemetis, Inc. $173.86M $3.14 NEOV NeoVolta Inc. $166.19M $4.87 PHX PHX Minerals Inc. $164.96M $4.35 REI Ring Energy, Inc. $163.73M $0.79 NRGV Energy Vault Holdings, Inc. $159.16M $1.02 AMPY Amplify Energy Corp. $158.52M $3.93 VGAS Verde Clean Fuels, Inc. $146.12M $3.28 OPTT Ocean Power Technologies, Inc. $144.59M $0.84 GEOS Geospace Technologies Corporation $143.05M $11.17 SMHI SEACOR Marine Holdings Inc. $141.24M $5.26 EPSN Epsilon Energy Ltd. $137.61M $6.25 FCEL FuelCell Energy, Inc. $130.59M $5.73 STEM Stem, Inc. $129.51M $15.51 TUSK Mammoth Energy Services, Inc. $125.13M $2.60 BLNK Blink Charging Co. $119.15M $1.16 AREC American Resources Corporation $118.48M $1.44 MMLP Martin Midstream Partners L.P. $112.48M $2.88 BW Babcock & Wilcox Enterprises, Inc. $101.36M $1.03 SOL Emeren Group, Ltd. $98.54M $1.92 ALTO Alto Ingredients, Inc. $95.74M $1.24 ATLX Atlas Lithium Corporation $95.25M $5.34 SLNG Stabilis Solutions, Inc. $90.01M $4.84 LNZA LanzaTech Global, Inc. $83.46M $0.36 SND Smart Sand, Inc. $82.88M $1.88 DTI Drilling Tools International Corp. $82.58M $2.32 TYGO Tigo Energy, Inc. $78.14M $1.26 NCSM NCS Multistage Holdings, Inc. $75.34M $29.65 OPAL OPAL Fuels Inc. $73.59M $2.54 PED PEDEVCO Corp. $57.39M $0.63 BWEN Broadwind, Inc. $56.72M $2.50 SMXT Solarmax Technology Inc. Common Stock $52.15M $1.10 PRT PermRock Royalty Trust $49.76M $4.09 IPWR Ideal Power Inc. $49.76M $5.96 BEEM Beam Global $47.36M $3.07 PPSI Pioneer Power Solutions, Inc. $42.92M $3.86 VIVK Vivakor, Inc. $38.92M $0.82 KLXE KLX Energy Services Holdings, Inc. $34.76M $1.98 NINE Nine Energy Service, Inc. $32.73M $0.77 GREE Greenidge Generation Holdings Inc. $30.72M $1.99 NOVA Sunnova Energy International Inc. $27.68M $0.22 GWH ESS Tech, Inc. $27.27M $2.08 SPRU Spruce Power Holding Corporation $25.31M $1.42 BATL Battalion Oil Corporation $22.22M $1.35 OESX Orion Energy Systems, Inc. $20.55M $0.61 HUSA Houston American Energy Corp. $20.15M $10.56 DFLI Dragonfly Energy Holdings Corp. $18.97M $0.52 AUST Austin Gold Corp. $18.05M $1.36