Dell's quarterly net profit has slipped 79 percent as the company endures the struggle to see who will carve up the majority share and in which direction it will be taken.
The maker of expensive management software, SAP, is having some trouble making sales in Asia.
The global semiconductor materials market fell by two percent in 2012 compared to the same time in 2011, SEMI has found.
Oracle has blamed its sales force for its rubbish miss in third-quarter software sales and warned that its ailing hardware business will lose more ground this quarter.
It is not clear why Oracle should be suffering. Its sales teams have been boosted over recent months and it should be doing much better.
HTC's warning of hard times ahead, and says it plans to focus on cheaper phones for developing markets.
Apple's reported record iPhone and iPad sales for the quarter - but has disappointed analysts all the same, with its slowest profit growth in a decade.