Bloomberg Jan Koum’s exit from Facebook Inc. could prove costly. A speedy departure may prevent him from collecting as much as $1 billion in stock awards. The chief executive officer of messaging unit WhatsApp confirmed in a Facebook post that he was leaving the company. The announcement comes before the final three vesting dates of restricted stock unit awards tied ...

Bloomberg In the end, the fate of AT&T Inc.’s $85 billion merger with Time Warner Inc. will come down to he said versus he said. Lawyers for AT&T and the Justice Department clashed one last time at the close of a six-week trial over the proposed combination, a deal the government aims to stop. The judge overseeing the antitrust case ...

Bloomberg Nordic banks, once coveted as the best-run and best-capitalised in Europe, appear to be losing their luster. After publishing first-quarter results, banks based in Sweden and Denmark are among the year’s worst performers in the Bloomberg index of European financial stocks. In fact, you need to have been an investor in Banca Monte dei Paschi di Siena SpA or ...