On his Instagram account, Mail.ru Group CEO Dmitry Grishin found an explicit way to illustrate his accusation of “corporate trolling” by UCP.

Vkontakte shareholder drama continues: UCP to sue Mail.ru Group and Ivan Tavrin

The Vkontakte shareholder drama saw new developments yesterday as United Capital Partners (UCP), which acquired a 48 percent stake in the social network last year, announced that it is suing the company’s two other shareholders in Russian and international jurisdictions.

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Is a patent troll watching your business now?

You just invested in a promising startup, e-Widgets. The future looks bright. Suddenly, out of nowhere, e-Widgets gets a certified letter in the mail. The letter claims that the company’s flagship software is infringing on an existing patent. What do you do?

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The severe Facebook revenue revisions that sent investors running

In the convoluted case of the botched Facebook IPO, the story goes that the social network’s underwriters, with guidance from a Facebook executive, reduced their 2012 earnings estimates, shared that material information with a few, preferred investors, and let institutional and retail investors take the hit as Facebook’s stock value tanked.