Prix du Cadran late May. It was opened to geldings in 1986. The race was moved to the Saturday of Prix de l'Arc de Triomphe weekend in 1991. It was later switched to the same day as the "Arc", usually the first Sunday in October. Most successful horse (4 wins): Leading jockey (5 wins): Leading trainer (15 wins): Leading owner (11 wins): The 2016 and 2017 races took place at Chantilly while Longchamp was closed for redevelopment. Prix du Cadran The Prix du Cadran is a Group 1 flat horse race in France open to thoroughbreds aged four years or older. It is
Prix Greffulhe Prix Greffulhe The Prix Greffulhe is a Group 2 flat horse race in France open to three-year-old thoroughbred colts and fillies. It is run over a distance of 2,000 metres (about 1¼ miles) at Saint-Cloud in May. The event is named in memory of Henri Greffulhe (1815–1879), a long-serving member of the Société d'Encouragement. It was established in 1882, and was originally run at Longchamp over 2,100 metres. The Prix Greffulhe was one of several trials for the Prix du Jockey Club collectively known as the Poules des Produits. The others (listed by their modern titles) were the Prix Daru,