Van Art overcame a distance of 217.5 km between the French cities of Saint-Flour and Albi in 4 hours 49 minutes 39 seconds.
The second was the representative of Deceuninck - Quick-Step Italian Elia Viviani, and closed the top three Australian Caleb Ewan from Lotto Soudal. At the same time to determine the winner was used photo finish.
Russian Ilnur Zakarin, who plays for the Katusha-Alpecin team, took 64th place.
Overall Frenchman Julian Alaphillip from (Deceuninck - Quick-Step) leads.
Earlier, South African Daryl Impey won the ninth stage of the Tour de France cycling race.