(May 14, 2020) SANTA MONICA, Calif. — A record number of consumers are upside down on their car loans, according to new research released by the car shopping experts at Edmunds. Edmunds data shows that in April an all-time record share of 44% of new vehicle sales with a trade-in had negative equity, compared to 40% in March and 33% in April of 2019. The average amount owed on upside-down loans also climbed to an all-time record high of $5,571 in April, compared to $5,405 in March and $5,036 in April of 2019.