'Halftime Report' Traders Weigh In On Alibaba And Moderna

On CNBC's "Fast Money Halftime Report," Kevin O'Leary advised a viewer to stay long Alibaba Group Holding Ltd - ADR (NYSE: BABA). If you believe in the digitization of the economy and more people shopping from anywhere, Alibaba is a must hold, he added. The stock is his core holding.

See also: How To Buy Alibaba Stock

Stephen Weiss is bullish on Moderna Inc (NASDAQ: MRNA). At five times earnings, it's the cheapest stock he owns and the market is inefficient because only eight analysts follow it. Weiss said there are few chances to buy a company that is revolutionary as Moderna.