Judges rated the performance of the Russian duet at 81.91 points.
The leading pair is Maddison Hubbell and Zachary Donoghue - 83.45 points. The three leaders are closed by the Canadian duet Lawrence Fournier Baudry and Nikolai Sorensen - 77.85 points.
Russians Tiffany Zagorski and Jonathan Gureyro occupy the fifth place (71.18), and Sofya Shevchenko and Igor Eremenko - ninth (66.79).
The couple will demonstrate their free dance on October 20.
Earlier it was reported that Shcherbakova and Tuktamysheva did not get into the top 3 following the results of a short program on Skate America.