Jim Cramer's Top Stock Picks: ARIA ACHN BA GPOR ASNA COG

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NEW YORK ( TheStreet) -- Here are some of the hot stocks Jim Cramer talked about on Thursday's "Mad Money" on CNBC:

ARIA Chart ARIA data by YCharts

Ariad Pharmaceuticals ( ARIA) and Achillian Pharmaceuticals ( ACHN): Cramer said these two stocks are a warning to take profits in the speculative biotech stocks.

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