Cornerstone Therapeutics Inc. (Nasdaq:CRTX), ChinaEdu Corp (Nasdaq:CEDU) and ChinaCast Education Corp. (Nasdaq:CAST) are among the new 52-week highs in Friday's trading among companies with market capitalizations under $1 billion.

Also included among the results: NVE Corp. (Nasdaq:NVEC), Atrion Corp. (Nasdaq:ATRI), Acacia Research-Acacia Technologies (Nasdaq:ACTG), Wilber Corp. (Nasdaq:GIW), Cray Inc. (Nasdaq:CRAY) and Alliance Financial Corp. (Nasdaq:ALNC).

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