Birkenstock plans to file an IPO in September.
The shoe brand, known for its comfortable cork-sole sandals, has gained popularity in recent years.
But it wasn't always known as a fashion staple.
This would be one more feat in Birkenstock's nearly 250-year history, which began with a family-run business that manufactured insoles.
Here's how the shoe went from "ugly" hippie sandal to coveted fashion statement.
Persons:
Birkenstock
Organizations:
Service, Bloomberg
Locations:
Wall, Silicon, Birkenstock's