In a surprising move that shook Zillow’s stocks yesterday evening, the company’s co-founder and long-time CEO, Spencer Rascoff, has announced that he is stepping down, leaving fellow co-founder Rich Barton at the helm of the real estate tech giant.

“I will remain deeply involved with Zillow as a board director and major shareholder. But after 14 years at Zillow, I am excited to take a break and see what’s next.”

Read the full story and learn more about Zillow’s new CEO here