Yahoo bought a 40 percent stake in Alibaba in 2005. The company was then worth $2.5 billion. Today it’s valued at more than $200 billion...

Yahoo announced Wednesday that it will no longer adhere to Do Not Track browser signals, further compromising the effectiveness of the...

Yahoo announced new content, new ad units and new partnerships as it ushered out its stars at the Digital NewFronts this evening. CEO...

This morning, Yahoo debuted a new ad format that introduces “subtle animation for brand story telling.” Called “Motion Ads,” they’ll...

American Idol voting last night. Yahoo’s Tumblr also wants in on the action. Yesterday Yahoo announced that it had appointed Sima Sistani...

It’s called Yahoo Gemini and it’s available as part of Yahoo Ad Manager, the company’s existing self-service ad buying platform. Here’s...

In an ad coup for Yahoo, its new Ad Exchange, launched at CES, will now power the new Mocean Mobile Marketplace. The nearly 5-year-old...

reported a mixed quarter. The company had revenues of $1.26 billion in Q4 2013. That was a 6 percent drop from a year ago. For the full...

reported yesterday that Yahoo COO Henrique de Castro “stepped down” from his role, in the wake of Yahoo’s decline from number two to...

Yahoo Food and Yahoo Tech sites. Yahoo Tech will be run by tech journalist David Pogue, who jumped from the New York Times to Yahoo in...

technology blog The Switch, two Netherland internet security firms revealed that Yahoo’s advertising servers were inadvertently...

announced it is expanding access to new programmatic buying capabilities for its display inventory. MediaMath, DoubleClick Bid Manager...

ad click and traffic trends over the course of ten days last month, online ad network Chitika discovered Google had the lowest online ad...

Image Ads today, giving advertisers the opportunity to leverage HD images in photo slideshows and image-rich environments for multiple...

In addition to Yahoo’s data and development resources, Starcom will also receive exclusive measurement and reporting on the video units,...

“I’m very pleased with our execution, especially as we’ve continued to invest in and strengthen our core business,” said Yahoo CEO...

The Yahoo Stream Ads app offers advertisers a self-serve platform to run the CPC-based ads on all devices. Yahoo Commerce Central came...

announced the hiring of Ned Brody as the company’s new chief of advertising in North and South America. Brody’s official title is Senior...

This morning, Yahoo announced that it had updated seven properties, making them more personalized and adding “stream ads” into the...

Marketers haven’t been without analytics for Tumblr: the platform itself offers users data though its Activity Pages, and Union Metrics...