The coronavirus cycling boom has turned this Dutch bike brand into a global hit

About a month ago, Taco Carlier noticed something unusual. A tool to measure the daily performance of the Dutch bicycle company he had founded was suddenly registering wild spikes—pre-orders, web searches, newsletter registrations, press requests and advertising clicks were all going through the roof.

”We didn’t know what we were seeing, at first we thought the dashboard was broken,” said Carlier, the chief executive officer of VanMoof BV. “But the data turned out to be correct.”

In the weeks since...