Brown said Zillow has one of the best brands in the entire U.S. real estate market. Ultimately the home buying and the mortgage lending it's doing will add up to a much bigger part of the business and the stock will eventually work, he added. He's not in it yet, but he might buy it soon.

Liz Young wouldn't sell into a downtrend that is already about 45 days old. She sees some recovery potential in iShares Core MSCI Emerging Markets ETF (NYSE:IEMG). Once it happens, she would switch for the ETF that spreads out the country weights a little bit more evenly.

Stephen Weiss loves the Porsche Automobile Holding SE Unsponsored Germany ADR (OTC:POAHY) story and he would buy more.

Jon Najarian said he would hold Farfetch Ltd (NYSE:FTCH), but if he had to be binary - buy or sell - he would buy. Luxury sells and Farfetch has been building its brand out there, said Najarian.