Cramer's lightning round: Marvell Technology is 'still the ultimate 5G play'

• It's that time again! "Mad Money" host Jim Cramer rings the lightning round bell, which means he's giving his answers to callers' stock questions at rapid speed.

Marvell Technology: "This is still the ultimate 5G play, and I am not backing away from that. They had a great quarter. Don't let people tell you otherwise."

Crispr Therapeutics AG: "Crispr is one of the great spec stocks."

Lithia Motors: "I think it does [have more room to run] ... I think that Lithia Motors is a very, very good stock."

Nokia: "They do everything they can to save that thing and, I've got to tell you, that dog will not hunt."

Canadian Solar: "I've cooled on the solar space."

Metromile: "We've got to have Metromile on the show."

Bionano Genomics: "I sanction buying it if you want a spec, and only if you want a spec."

Disclosure: Cramer's charitable trust owns shares of Marvell Technology.

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