What to Watch for in Roku's $219 Million IPO

Roku Inc. helped pioneer the streaming video market. Now the device and software maker is asking investors to buy into a new, advertising-driven era via its initial public offering.

The company, which is seeking to raise as much as $219 million, is scheduled to price its IPO Wednesday evening. It’s marketing 15.7 million shares for $12 to $14 apiece, with 9 million shares being sold by Roku and 6 million by its biggest investor, Menlo Ventures, according to a filing with the U.S. Securities and Exchange Commission.