In a recent interview with CNBC, Omega Advisors CEO Leon Cooperman characterized the stock market as “reasonably fully valued,” arguing that he is not yet seeing investor euphoria.

According to CNBC, Cooperman said he evaluates stocks on a case-by-case basis, and argues that the economy is gaining momentum. He believes the tax bill makes sense and will mostly be a positive change for businesses. On the subject of bitcoin, Cooperman said he has no money in the cryptocurrency and added, “I don’t know anything about it.”