BP/The planned $18 billion deal between BP and Rosneft was left even more uncertain after its chief backer Igor Sechin stepped down as Rosneft’s chairman. Sechin, who is also Russia’s deputy prime minster quit after President Dmitry Medvedev ordered the removal of ministers from the board of state companies. BP’s tie-up with Rosneft is already blocked by a court injunction secured by the company’s Russian partners in its TNK-BP venture.

HP held talks with software company Tibco about a possible acquisition until about two weeks ago, according to sources familiar with the matter. The talks come as new CEO Leo Apotheker is expected to revitalize the company’s software division via acquisitions, which only accounts for 3 percent of its revenue. It is not clear if the talks will resume. (more…)