| 1 | Slb N.V. | SLB | NYSE | US |
| 2 | Baker Hughes Company | BKR | NASDAQ | US |
| 3 | Tenaris S.A. | TS | NYSE | LU |
| 4 | Halliburton Company | HAL | NYSE | US |
| 5 | Tenaris S.A. | TNRSF | OTC | LU |
| 6 | Tenaris S.A. | TEN.MI | MIL | LU |
| 7 | TechnipFMC plc | FTI | NYSE | GB |
| 8 | Yantai Jereh Oilfield Services Group Co., Ltd. | 002353.SZ | SHZ | CN |
| 9 | Subsea 7 S.A. | ACGYF | OTC | LU |
| 10 | Subsea 7 S.A. | SUBC.OL | OSL | LU |
| 11 | Saipem S.p.A. | SPM.MI | MIL | IT |
| 12 | Gaztransport & Technigaz S.A. | GTT.PA | PAR | FR |
| 13 | Kodiak Gas Services, Inc. | KGS | NYSE | US |
| 14 | Technip Energies N.V. | TE.PA | PAR | FR |
| 15 | NOV Inc. | NOV | NYSE | US |
| 16 | Archrock, Inc. | AROC | NYSE | US |
| 17 | China Oilfield Services Limited | 601808.SS | SHH | CN |
| 18 | Weatherford International plc | WFRD | NASDAQ | US |
| 19 | SBM Offshore N.V. | SBMO.AS | AMS | NL |
| 20 | LandBridge Company LLC | LB | NYSE | US |
| 21 | Solaris Energy Infrastructure, Inc. | SEI | NYSE | US |
| 22 | MODEC, Inc. | 6269.T | JPX | JP |
| 23 | Liberty Energy Inc. | LBRT | NYSE | US |
| 24 | Oceaneering International, Inc. | OII | NYSE | US |
| 25 | Worley Limited | WOR.AX | ASX | AU |
| 26 | Cactus, Inc. | WHD | NYSE | US |
| 27 | Tidewater Inc. | TDW | NYSE | US |
| 28 | Offshore Oil Engineering Co.,Ltd | 600583.SS | SHH | CN |
| 29 | USA Compression Partners, LP | USAC | NYSE | US |
| 30 | DOF Group ASA | DOFG.OL | OSL | NO |
| 31 | Aegis Vopak Terminals Ltd. | AEGISVOPAK.NS | NSE | IN |
| 32 | National Energy Services Reunited Corp. | NESR | NASDAQ | US |
| 33 | Enerflex Ltd. | EFX.TO | TSX | CA |
| 34 | China Petroleum Engineering Corporation | 600339.SS | SHH | CN |
| 35 | TGS ASA | TGS.OL | OSL | NO |
| 36 | CES Energy Solutions Corp. | CEU.TO | TSX | CA |
| 37 | Dialog Group Berhad | 7277.KL | KLS | MY |
| 38 | Jiangsu Hongtian Technology Co.,Ltd. | 603800.SS | SHH | CN |
| 39 | EagleRock Land LLC | EROK | NYSE | US |
| 40 | Aker Solutions ASA | AKSO.OL | OSL | NO |
| 41 | CIMC Enric Holdings Limited | 3899.HK | HKSE | CN |
| 42 | CIMC Enric Holdings Limited | CIMEF | OTC | CN |
| 43 | Flowco Holdings Inc. | FLOC | NYSE | US |
| 44 | Select Water Solutions, Inc. | WTTR | NYSE | US |
| 45 | TerraVest Industries Inc. | TVK.TO | TSX | CA |
| 46 | Atlas Energy Solutions Inc. | AESI | NYSE | US |
| 47 | Innovex International, Inc. | INVX | NYSE | US |
| 48 | Expro Group Holdings N.V. | XPRO | NYSE | US |
| 49 | Dnow Inc. | DNOW | NYSE | US |
| 50 | ProPetro Holding Corp. | PUMP | NYSE | US |
| 51 | TETRA Technologies, Inc. | TTI | NYSE | US |
| 52 | Helix Energy Solutions Group, Inc. | HLX | NYSE | US |
| 53 | Zhongman Petroleum and Natural Gas Group Corp., Ltd. | 603619.SS | SHH | CN |
| 54 | RPC, Inc. | RES | NYSE | US |
| 55 | Bristow Group Inc. | VTOL | NYSE | US |
| 56 | NPK International Inc. | NPKI | NYSE | US |
| 57 | Fugro N.V. | FUR.AS | AMS | NL |
| 58 | Trican Well Service Ltd. | TCW.TO | TSX | CA |
| 59 | ProFrac Holding Corp. | ACDC | NASDAQ | US |
| 60 | HMH Holding Inc. Class A Common Stock | HMH | NASDAQ | US |
| 61 | Hunting PLC | HNTIF | OTC | GB |
| 62 | BW Offshore Limited | BWO.OL | OSL | BM |
| 63 | Nanjing Develop Advanced Manufacturing Co., Ltd. | 688377.SS | SHH | CN |
| 64 | Gas Arabian Services Co. | 4146.SR | SAU | SA |
| 65 | Sinopec Oilfield Equipment Corporation | 000852.SZ | SHZ | CN |
| 66 | BOMESC Offshore Engineering Company Limited | 603727.SS | SHH | CN |
| 67 | Pason Systems Inc. | PSI.TO | TSX | CA |
| 68 | Shandong Molong Petroleum Machinery Co., Ltd. Class A | 002490.SZ | SHZ | CN |
| 69 | Flotek Industries, Inc. | FTK | NYSE | US |
| 70 | Shuifa Energas Gas Co., Ltd. | 603318.SS | SHH | CN |
| 71 | Dalipal Holdings Limited | 1921.HK | HKSE | CN |
| 72 | China Oil HBP Science & Technology Co., Ltd | 002554.SZ | SHZ | CN |
| 73 | Total Energy Services Inc. | TOT.TO | TSX | CA |
| 74 | SED Energy Holdings Plc | ENH.OL | OSL | CY |
| 75 | Houpu Clean Energy Group Co., Ltd. | 300471.SZ | SHZ | CN |
| 76 | SBO AG | SBO.VI | VIE | AT |
| 77 | Forum Energy Technologies, Inc. | FET | NYSE | US |
| 78 | Bumi Armada Bhd | 5210.KL | KLS | MY |
| 79 | Core Laboratories N.V. | CLB | NYSE | US |
| 80 | Natural Gas Services Group, Inc. | NGS | NYSE | US |
| 81 | Icon Offshore Bhd | 5255.KL | KLS | MY |
| 82 | Dayang Enterprise Holdings Bhd | 5141.KL | KLS | MY |
| 83 | Oil States International, Inc. | OIS | NYSE | US |
| 84 | Dezhou United Petroleum Technology Co.,Ltd. | 301158.SZ | SHZ | CN |
| 85 | Lanpec Technologies Limited | 601798.SS | SHH | CN |
| 86 | Akastor ASA | AKAST.OL | OSL | NO |
| 87 | Ranger Energy Services, Inc. | RNGR | NYSE | US |
| 88 | Calfrac Well Services Ltd. | CFW.TO | TSX | CA |
| 89 | North American Construction Group Ltd. | NOA.TO | TSX | CA |
| 90 | Nam Cheong Limited | 1MZ.SI | SES | SG |
| 91 | Anton Oilfield Services Group | ATONY | OTC | CN |
| 92 | Xinjiang Zhundong Petroleum Technology Co., Ltd. | 002207.SZ | SHZ | CN |
| 93 | PT Sillo Maritime Perdana Tbk | SHIP.JK | JKT | ID |
| 94 | PT Citra Tubindo Tbk | CTBN.JK | JKT | ID |
| 95 | PT Elnusa Tbk | ELSA.JK | JKT | ID |
| 96 | Multikarya Asia Pasifik Raya Tb | MKAP.JK | JKT | ID |
| 97 | Smart Sand, Inc. | SND | NASDAQ | US |
| 98 | Pardee Resources Company | PDER | OTC | US |
| 99 | Dawson Geophysical Company | DWSN | NASDAQ | US |
| 100 | NorAm Drilling AS | NORAM.OL | OSL | NO |
| 101 | Reach Subsea ASA | REACH.OL | OSL | NO |
| 102 | Asian Energy Services Limited | ASIANENE.NS | NSE | IN |
| 103 | Jindal Drilling & Industries Limited | JINDRILL.NS | NSE | IN |
| 104 | Honghua Group Limited | 0196.HK | HKSE | CN |
| 105 | OMS Energy Technologies Inc. | OMSE | NASDAQ | SG |
| 106 | Jutal Offshore Oil Services Limited | 3303.HK | HKSE | CN |
| 107 | Dolphin Offshore Enterprises (India) Limited | DOLPHIN.NS | NSE | IN |
| 108 | Prosafe SE | PRS.OL | OSL | NO |
| 109 | CM Energy Tech Co., Ltd. | 0206.HK | HKSE | HK |
| 110 | Mermaid Maritime Public Company Limited | DU4.SI | SES | TH |
| 111 | Wasco Berhad | 5142.KL | KLS | MY |
| 112 | Source Energy Services Ltd. | SHLE.TO | TSX | CA |
| 113 | Malaysia Marine and Heavy Engineering Holdings Berhad | 5186.KL | KLS | MY |
| 114 | DMC Global Inc. | BOOM | NASDAQ | US |
| 115 | Pulse Seismic Inc. | PSD.TO | TSX | CA |
| 116 | NCS Multistage Holdings, Inc. | NCSM | NASDAQ | US |
| 117 | Eidesvik Offshore ASA | EIOF.OL | OSL | NO |
| 118 | Hans Energy Company Limited | 0554.HK | HKSE | HK |
| 119 | Likhitha Infrastructure Limited | LIKHITHA.NS | NSE | IN |
| 120 | S.D. Standard ETC Plc | SDSD.OL | OSL | CY |
| 121 | QS Energy, Inc. | QSEP | OTC | US |
| 122 | Enterprise Group, Inc. | E.TO | TSX | CA |
| 123 | Energy & Technology Corp. | ENGT | OTC | US |
| 124 | Geospace Technologies Corporation | GEOS | NASDAQ | US |
| 125 | PT Sunindo Pratama Tbk | SUNI.JK | JKT | ID |
| 126 | Beng Kuang Marine Limited | BEZ.SI | SES | SG |
| 127 | Leishen Energy Holding Co., Ltd. | LSE | NASDAQ | CN |
| 128 | Sapura Energy Berhad | 5218.KL | KLS | MY |
| 129 | Drilling Tools International Corp. | DTI | NASDAQ | US |
| 130 | South West Pinnacle Exploration Limited | SOUTHWEST.NS | NSE | IN |
| 131 | Baker Technology Limited | BTP.SI | SES | SG |
| 132 | T7 Global Berhad | 7228.KL | KLS | MY |
| 133 | Energy International Investments Holdings Limited | 0353.HK | HKSE | HK |
| 134 | Hilong Holding Limited | 1623.HK | HKSE | CN |
| 135 | KLX Energy Services Holdings, Inc. | KLXE | NASDAQ | US |
| 136 | Kim Heng Limited | 5G2.SI | SES | SG |
| 137 | United Drilling Tools Limited | UNIDT.NS | NSE | IN |
| 138 | STAK Inc. Ordinary Shares | STAK | NASDAQ | CN |
| 139 | McCoy Global Inc. | MCB.TO | TSX | CA |
| 140 | Petro-king Oilfield Services Limited | 2178.HK | HKSE | HK |
| 141 | NXT Energy Solutions Inc. | SFD.TO | TSX | CA |
| 142 | Petrolia SE | PSE.OL | OSL | CY |
| 143 | Key Energy Services, Inc. | KEGX | OTC | US |
| 144 | Oil Country Tubular Limited | OILCOUNTUB.NS | NSE | IN |
| 145 | Mencast Holdings Ltd. | 5NF.SI | SES | SG |
| 146 | Koil Energy Solutions, Inc. | KLNG | OTC | US |
| 147 | Stampede Drilling Inc. | SDI.V | TSXV | CA |
| 148 | Robit Oyj | ROBIT.HE | HEL | FI |
| 149 | Trishakti Electronics & Industries Limited | TRISHAKT.BO | BSE | IN |
| 150 | New Green Hemp Inc. | NGHI | OTC | US |
| 151 | Global Vectra Helicorp Limited | GLOBALVECT.NS | NSE | IN |
| 152 | Carimin Petroleum Berhad | 5257.KL | KLS | MY |
| 153 | Atlantis Subsea Indonesia Tbk. | ATLA.JK | JKT | ID |
| 154 | Tristar Acquisition Group | TAGP | OTC | IT |
| 155 | Global Offshore Services Limited | GLOBOFFS.BO | BSE | IN |
| 156 | Greenway Technologies, Inc. | GWTI | OTC | US |
| 157 | Alphageo (India) Limited | ALPHAGEO.NS | NSE | IN |
| 158 | Recon Technology, Ltd. | RCON | NASDAQ | CN |
| 159 | Aakash Exploration Services Limited | AAKASH.NS | NSE | IN |
| 160 | Hunting PLC | HTG.L | LSE | GB |
| 161 | PT Radiant Utama Interinsco Tbk | RUIS.JK | JKT | ID |
| 162 | PT Ginting Jaya Energi Tbk | WOWS.JK | JKT | ID |
| 163 | Bri-Chem Corp. | BRY.TO | TSX | CA |
| 164 | Lupatech S.A. | LUPA3.SA | SAO | BR |
| 165 | SRJ Technologies Group Plc | SRJ.AX | ASX | JE |
| 166 | PT Sigma Energy Compressindo Tbk | SICO.JK | JKT | ID |
| 167 | Ashtead Technology Holdings Plc | AT.L | LSE | GB |
| 168 | PT Mitra International Resources Tbk | MIRA.JK | JKT | ID |
| 169 | Electromagnetic Geoservices ASA | EMGS.OL | OSL | NO |
| 170 | Dolfines S.A. | ALDOL.PA | PAR | FR |
| 171 | Gulf Marine Services PLC | GMS.L | LSE | AE |
| 172 | Movement Industries Corporation | MVNT | OTC | US |
| 173 | Foy-Johnston Inc. | FOYJ | OTC | US |
| 174 | The Cochin Malabar Estates And Industries Limited | COCHMAL.BO | BSE | IN |
| 175 | Central Natural Resources, Inc. | CTNR | OTC | US |
| 176 | Bluefire Equipment Corp. | BLFR | OTC | US |
| 177 | Fire & Gas Detection Technologies Ltd | FGAS.TA | TLV | IL |
| 178 | Sixty Six Oilfield Services, Inc. | SSOF | OTC | US |
| 179 | Skye Petroleum, Inc. | SKPO | OTC | US |
| 180 | Integrated Drilling Equipment Holdings Corp. | IRIG | OTC | US |
| 181 | SMG Industries Inc. | SMGI | OTC | US |
| 182 | Tan Delta Systems plc | TAND.L | LSE | GB |
| 183 | Chesterfield Special Cylinders Holdings Plc | CSC.L | LSE | GB |
| 184 | Victory Oilfield Tech, Inc. | VYEY | OTC | US |
| 185 | Plexus Holdings plc | POS.L | LSE | GB |
| 186 | Thalassa Holdings Ltd | THAL.L | LSE | VG |
| 187 | Caspian Services, Inc. | CSSV | OTC | KZ |
| 188 | Getech Group plc | GTC.L | LSE | GB |
| 189 | Enservco Corporation | ENSV | OTC | US |
| 190 | Universal Systems, Inc. | UVSS | OTC | US |
| 191 | Saguaro Holdings Corp. | SGUJ | OTC | US |
| 192 | Terra Energy & Resource Technologies, Inc. | TEGR | OTC | US |
| 193 | Cal Dive International, Inc. | CDVIQ | OTC | US |
| 194 | Wavefront Technology Solutions Inc. | WFTSF | OTC | CA |
| 195 | Auri, Inc. | AURI | OTC | US |
| 196 | RTS Oil Holdings, Inc. | RTSO | OTC | KZ |
| 197 | Petrofac Limited | POFCF | OTC | JE |
| 198 | LianDi Clean Technology, Inc. | LNDT | OTC | CN |
| 199 | Coil Tubing Technology, Inc. | CTBG | OTC | US |
| 200 | Petrotech Oil and Gas, Inc. | PTOG | OTC | US |