1973 Kentucky Derby entered the homestretch, Secretariat passed Sham in the final furlong and distanced himself to consolidate his lead. Secretariat would go on to win the Preakness Stakes and Belmont Stakes in the succeeding weeks, thus becoming the ninth horse to complete the Triple Crown of Thoroughbred Racing. Thirteen horses entered the Derby, which could have at most twenty participants. Horse owners had to pay a final entry fee of $2,500 to have their horses officially entered. The field was larger than anticipated because of new entries following Secretariat's loss at the Wood Memorial Stakes in New York. The Wood Memorial had
Belmont Stakes was only able to keep its broadcast rights to the Kentucky Derby and Preakness Stakes. ABC regained the rights to the Belmont Stakes as part of a five-year contract that expired following the 2010 race; NBC has since regained the rights to the race through 2020. Speed record: Margin of Victory: Most wins by a jockey: Most wins by a trainer: Most wins by an owner: Only 23 fillies have run in the Belmont; three of which have won: This gives them a respectable 13% win rate when entered. For context, three fillies have won the Kentucky Derby while five