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Lightning Round OT: Martek Biosciences, Valmont Industries and More

Aixtron Aktiengesellschaft : Buy AIXG, Cramer said.

Martek Biosciences : Sell MATK, Cramer said.

Valmont Industries : Cramer said he likes the company, but cautioned potential buyers that the stock “trades badly,” meaning it can drop suddenly. He recommended using such a decline to buy VMI.



















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