Keeneland’s September Yearling Sale is the global marketplace for Thoroughbred yearlings and is the world’s most important Thoroughbred sale. The September Sale stands apart from all other auctions owing to several factors: a critical mass of quality yearlings at all levels of the market; the largest and most diverse buying bench in the world and the proven success of its sales graduates at the highest levels of racing worldwide. The 2018 edition begins on Monday, September 10 at 1:00 p.m.. and continues through Sunday, September 23, with a dark day on Friday, September 14.