Sun Microsystems

(SUNW) - Get Report

was up 7.7% in early trading after

ABN AMRO

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raised its rating to buy from outperform and lifted its 12-month price target to $150 from $140.

Bear Stearns

lifted its 2001 earnings estimate to $1.40 per share from $1.35 and raised its 2002 outlook to $1.85 from $1.60. Sun said Wednesday that first-quarter earnings rose 88% and sales soared 60%.