Yahoo said that it’s display advertising revenue, which accounts for roughly 40 per cent of Yahoo’s total revenue, declined 5 per cent in the third quarter

Yahoo reported a modest increase in revenue during the third quarter, exceeding lackluster Wall Street targets, as the Internet company’s online disp(...)

Twitter’s stock fell more than 10 per cent after hours to $38.05, below its post-initial public offering low of $38.80 on November 25th last. Photograph: Kacper Pempel/Reuters

Twitter reported lacklustre user and usage growth for the second consecutive quarter last night, deepening investor concerns about its struggle(...)

Henrique de Castro, the high-profile executive Yahoo chief operating officer Marissa Mayer poached from Google Inc to become Yahoo’s chief operating officer shortly after she took the helm, will be leaving today after about a year on the job. Photograph: Sebastien Nogier/Reuters

Yahoo chief executive Marissa Mayer dismissed chief operating officer Henrique de Castro after 14 months, amid disappointment with his efforts to boos(...)

Maurice Levy, chief executive officer of Publicis Groupe SA and John Wren, chief executive officer of Omnicom Group Inc., shake hands after signing the merger deal in Paris yesterday.

Publicis and Omnicom have confirmed plans for a merger of equals that would create the world’s largest advertising and marketing services group by (...)