Russia's oil company Rosneft logo is pictured at the St. Petersburg International Economic Forum (SPIEF) in Saint Petersburg on June 3, 2026. (Photo by Olga MALTSEVA / AFP via Getty Images)

Russia's oil company Rosneft logo is pictured at the St. Petersburg International Economic Forum (SPIEF) in Saint Petersburg on June 3, 2026. (Photo by Olga MALTSEVA / AFP via Getty Images)

Russian energy giant Lukoil logo is pictured at the St. Petersburg International Economic Forum (SPIEF) in Saint Petersburg on June 3, 2026. (Photo by Olga MALTSEVA / AFP via Getty Images)

Russian energy giant Lukoil logo is pictured at the St. Petersburg International Economic Forum (SPIEF) in Saint Petersburg on June 3, 2026. (Photo by Olga MALTSEVA / AFP via Getty Images)

Russia's energy giant Gazprom logo is pictured at the St. Petersburg International Economic Forum (SPIEF) in Saint Petersburg on June 3, 2026. (Photo by Olga MALTSEVA / AFP via Getty Images)

Russia's energy giant Gazprom logo is pictured at the St. Petersburg International Economic Forum (SPIEF) in Saint Petersburg on June 3, 2026. (Photo by Olga MALTSEVA / AFP via Getty Images)

Participants tour an exhibition of the St. Petersburg International Economic Forum (SPIEF) in Saint Petersburg on June 3, 2026. (Photo by Olga MALTSEVA / AFP via Getty Images)

Participants tour an exhibition of the St. Petersburg International Economic Forum (SPIEF) in Saint Petersburg on June 3, 2026. (Photo by Olga MALTSEVA / AFP via Getty Images)