Simplex is the perfect fit because of its streamlined, tech-first culture. I get to focus on what matters most without jumping through hoops. Nothing ever feels stagnant here, and the freedom to ...

CHICAGO--(BUSINESS WIRE)--Simplex Trading, a leading technology-driven, proprietary trading firm and one of the country’s top market makers in equity options, today announced that it has been honored ...

THE name Simplex has been given to many products in the last fifty years, but probably the most famous of its bearers has been an automobile an automobile that represented in its day all that a ...