Cramer's lightning round: Vertex Energy is going higher

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Cramer's lightning round: Vertex Energy is going higher

“Mad Money” host Jim Cramer rings the lightning round bell, which means he’s giving his answers to callers’ stock questions at rapid speed. www.cnbc.com

“Mad Money” host Jim Cramer rings the lightning round bell, which means he’s giving his answers to callers’ stock questions at rapid speed.

www.cnbc.com