At annual meetings across the country shareholders are making the yearly pilgrimage to have their voices heard,  and votes counted,  at the companies they own.  In some cases, those shareholders have a hand in changing the way the firm does business.

Activist investor Carl Icahn said on Wednesday that he was forging ahead with his proxy battle with Motorola even after the mobile phone maker gave into his demands to split up the company.

Investor Carl Icahn said Monday he is suing Motorola Inc to force it to hand over documents related to its mobile devices business, and he urged investors to elect his slate of candidates to the Motorola board.

Mobile phone maker Sony Ericsson warned on Wednesday first-quarter earnings could fall by more than half, adding to growing gloom in the handset sector and dealing co-parent Ericsson a fresh blow.

Billionaire investor Carl Icahn has raised his stake in U.S. cell phone maker Motorola to 6.3 percent from 5 percent, according to a regulatory filing on Wednesday.

BlackBerry-maker Research In Motion and rival Motorola have sued each other over what they say are patent infringements for technology used in their mobile phones.