The Frenchman topped the field of 35 at the Hubside Jumping de Valence in front of grandstands full of enthusiastic crowds.
Found 24 Results from Blizko Communication
The American riders are in great form a few weeks before the Tokyo Olympics, winning the feature grand prix classes two weeks in a row.
The first 4* grand prix at Hubside in Saint Tropez, France, saw the only Spanish rider in the field claim victory aboard Legend.
The German riding Amande de B’neville, led the CCI4*-L from beginning to end, wrapping up with a perfect show jumping round.
The only CCI5*-L competition this year closed out with another perfect performance from Laura Collett (GBR) and London 52.
Laura Collett and London 52 remain in the pole position in the CCI5*-L following cross-country with fellow Brit Piggy March a close second.
Laura Collett and London 52 snag the lead in the 5 Étoiles De Pau, closely followed by Christopher Burton (AUS) and Piggy March (GBR).
The Longines Equita Lyon, Concours Hippique International has been reconfigured and will be held with a maximum of 1,000 spectators.
The Brazilian aboard VDL Edgar M dominated the class and won the first 5* grand prix of his career - which was also the only 5* on the planet in August.
The Scottish rider won the Hubside Jumping de Grimaud feature for the second time - this time aboard Hello Jefferson - ahead of Edward Levy and Jos Verlooy.