 Charles Bybee currently holds the most Leadman titles, with 10 years of finishing all events (2007-2010, 2012-2017).In 2015, Junko Kazukawa completed the Grand Slam of Ultrarunning and the Leadwoman series, becoming the first person to complete both events in a single year.All events of the 2020 edition of the race series were cancelled due to the coronavirus pandemic, with all registrants given a deferral and a refund option for each race.