<p><em>Courtesy of Mecum Auctions.</em></p>

Mecum Houston sold 621 vehicles in a collector-car auction held last week, amounting to more than $21 million in sales, according to a company announcement.

The auction was held on April 5-7 and the 621 vehicles sold represented a 70% sell-through rate for the auction.

The vehicle to yield the highest price was a 2006 Ford GT that sold for $368,500.

A 2015 Rolls-Royce Ghost pulled in the second highest price of the event at $198,000, and a 2001 BMW Z8 Convertible had the third-highest sell price at $192,500.

Mecum will hold its next auction on May 15-19 in Indianapolis, where it will feature 2,000 classic and collector cars for sale.