YPF Sociedad Anónima (YPF)

Exxon Mobil Corporation (XOM)

W&T Offshore, Inc (WTI)

Select Energy Services, Inc (WTTR)

Cimarex Energy Co (XEC)

Whiting Petroleum Corporation (WLL)

The Williams Companies, Inc (WMB)

Cactus, Inc (WHD)

Western Midstream Partners, LP (WES)

Bristow Group Inc (VTOL)

Valvoline Inc (VVV)

VOC Energy Trust (VOC)

Vista Oil & Gas, S.A.B. de C.V (VIST)

Valero Energy Corporation (VLO)

VINE ENERGY INC. (VEI)

Vermilion Energy Inc (VET)

Energy Fuels Inc (UUUU)

Ur-Energy Inc (URG)

USA Compression Partners, LP (USAC)

Uranium Energy Corp (UEC)

Ultrapar Participações S.A (UGP)

TETRA Technologies, Inc (TTI)

TC Energy Corporation (TRP)

Tenaris S.A (TS)

Texas Pacific Land Corporation (TPL)

Targa Resources Corp (TRGP)

TOTAL SE (TOT)

Teekay Tankers Ltd (TNK)

Tsakos Energy Navigation Limited (TNP)

Tsakos Energy Navigation Limited (TNP-PD)

Tsakos Energy Navigation Limited (TNP-PF)

Teekay Corporation (TK)

Tengasco, Inc (TGC)

Teekay LNG Partners L.P (TGP)

Transportadora de Gas del Sur S.A (TGS)

Tidewater Inc (TDW)

Talos Energy Inc (TALO)

TC PipeLines, LP (TCP)

Southwestern Energy Company (SWN)

Suncor Energy Inc (SU)

Sunoco LP (SUN)

Scorpio Tankers Inc (STNG)

Sasol Limited (SSL)

Sprague Resources LP (SRLP)

Evolve Transition Infrastructure LP (SNMP)

China Petroleum & Chemical Corporation (SNP)

Solaris Oilfield Infrastructure, Inc (SOI)

Schlumberger Limited (SLB)

U.S. Silica Holdings, Inc (SLCA)

SM Energy Company (SM)