Ann Wauters spearheaded the BC Volgaburmash attack on Saturday with 24 points as they romped to a 78-67 triumph at last-placed Dynamo-Energiya Novosibirsk.
Maria Stepanova of Russia contributed 15 points and Spanish international Amaya Valdemoro 14 for Volgaburmash, who stayed undefeated in Russia with 14 victories.
Dynamo Moscow are in second place at 11-2 after a 76-66 victory at Spartak Moscow region.
USA international Diana Taurasi had 24 points for Dynamo while Russian national team star Tatiana Schegoleva weighed in with 14.
Volgaburmash, who are 7-1 in the EuroLeague Women, will continue their title defence this week when they host USK Praha.
Dynamo Moscow (5-3) host Phard Napoli in their EuroLeague Women game.