Pegasystems Inc. (Nasdaq:PEGA), Great Southern Bancorp Inc. (Nasdaq:GSBC) and Pharmaxis Depository Receipt (Nasdaq:PXSL) are among the new 52-week highs in Tuesday's trading among companies with market capitalizations under $1 billion.

Also included among the results: AirTran Holdings Inc. (Nasdaq:AAI), MannKind Corp. (Nasdaq:MNKD), Caribou Coffee Co Inc. (Nasdaq:CBOU), ArcSight Inc. (Nasdaq:ARST), SIGA Technologies Inc. (Nasdaq:SIGA) and Cornerstone Therapeutics Inc. (Nasdaq:CRTX).

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