 His first mount was on September 29, 1980, and his first win was less than a month later aboard Good Grip at Meadowlands Racetrack.In 1981, Migliore won the Eclipse Award as the leading apprentice jockey at the age of 17.On May 30, 1988, Migliore suffered a near-fatal neck injury when he was thrown from Madam Alydar at Belmont Park.