Jim Cramer Stock Watch: Sell Polycom and Buy These 4 Stocks Now

Jim Cramer made the following calls on May 21st, 2012. What do you think about his picks?

National Oilwell Varco, Inc. (NYSE:NOV): Jim Cramer ranked this stock a Buy. The stock closed at $67.17, its 52-week high is $87.72, and its 52-week low is $47.97.

Opko Health Inc (NYSE:OPK): Jim Cramer ranked this stock a Buy. The stock closed at $4.55, its 52-week high is $5.85, and its 52-week low is $3.15.

Pier 1 Imports Inc. (NYSE:PIR): Jim Cramer ranked this stock a Buy. The stock closed at $16.04, its 52-week high is $19.09, and its 52-week low is $8.60.

Polycom, Inc. (NASDAQ:PLCM): Jim Cramer ranked this stock a Sell. The stock closed at $11.64, its 52-week high is $34.30, and its 52-week low is $10.85.

Sturm, Ruger & Co. Inc. (NYSE:RGR): Jim Cramer ranked this stock a Buy. The stock closed at $39.99, its 52-week high is $56.28, and its 52-week low is $18.65.

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