Opendoor Technologies shares surge 28% in premarket after surge in interest and options activity.

Opendoor Technologies Inc. surged 28% in premarket trading, driven by a surge in call option trading volume and social media discussions, with interest in the stock increasing by 400% on Stocktwits and record call option activity on Wednesday. The spike in interest coincides with a post by Eric Jackson, founder of EMJ Capital, who predicted the stock could exceed $80 in one to two years.