 When On Trust was three, Ralph Neves rode him to a victory in February 1947 Santa Maria Handicap 
that put him on the path to that year's U.S.Triple Crown series.Following his win in the most prestigious race for three-year-olds on the West Coast, the Santa Anita Derby, On Trust was sent off as the bettors second choice in the Kentucky Derby but finished fourth to Jet Pilot in the 1947 Kentucky Derby and second to Faultless in the Preakness Stakes.