In reaction to strong earnings/guidance:

PCTI +8.3%, GRMN +6.5%, HPQ +5.0%, IRBT +4.6%, AXYS +3.9%, BIDZ +3.8%, OSTE +2.8%, WINN +2.3%, ICON +2.0%, RIG +1.6%, ZIXI +1.2%, MRH +1.2%, UAM +1.0%... Other news: COMS +5.4% (Bain withdraws approval request for 3Com deal, people say-Bloomberg), TMS +4.1% (rebounding modestly after past week's huge decline), ADSK +2.5% (announces intent to acquire Kynogon SA; expects transaction to decrease targeted GAAP EPS by $0.01-0.02 in FY09), SIRF +1.4% (up in sympathy with GRMN), SHPGY +1.2% (still checking), MBI +1.2% (Brown sees decision this week to retain AAA - Bloomberg.com), UBS +1.1% (still checking)... Analyst upgrades: MTH +1.3% (upgraded to Buy at UBS).