A day after Opendoor Technologies Inc. was swept up in the latest round of meme-stock mania, shares of Kohl’s Corp. skyrocketed amid what a behavioral-finance expert describes as a “mini-bubble.” Shares of the discount department-store chain ended the session up 37.

Investors are again turning to meme stocks in the hopes of scoring quick gains. The latest meme stocks are Kohl’s and Opendoor Technologies, two companies with struggling businesses.

Opendoor Technologies stock looked set to extend its stellar recent run on Tuesday—but investors should be careful not to get burned.