Asia markets gain in choppy trading as investors absorb details of a European leaders’ summit and look toward Chinese manufacturing data due later in the day.

Hewlett-Packard will see its biggest number of job cuts ever, but if Whitman and company succeed they could remake a computer giant much as former IBM CEO Lou Gerstner did.

Brazilian stocks fall on heightened fears that an exit from the euro zone by Greece will result in costly damage for the key export region.

A young retail investor relates how his brokerage tells him a Facebook order he cancelled amid the IPO debut’s trading problems on Friday may get filled, at the reduced value. Such anecdotes risk killing already shaky retail interest in stocks.

Tech-sector heavyweight releases better-than-expected quarterly results and a plan to cut thousands of jobs, while a weak forecast from the storage-technology firm sinks its shares.

Massive oversold conditions indicate that this short-term rally should be able to carry further.

Online radio company also raises revenue forecast for fiscal year

The PC maker’s stock takes a drubbing after it highlighted the effect of macroeconomic worries and the impact of tablets and smartphones on consumer PCs. One analyst called the latter the “Apple effect.”

NetApp Inc., Hewlett-Packard Co., Pandora Media Inc., Costco Wholesale Corp. and H.J. Heinz are among the stocks that could see active trading on Thursday.

MarketWatch’s daily rundown of stocks making sizable moves in the U.S. market.