Defusing a tense equivalent of a nuclear standoff in social games, Facebook and Zynga announced today that they have entered into a five-year strategic relationship that ensures mutual support for ...

NEW YORK (AP) — Zynga shares tumbled nearly 13 percent in after-hours trading Thursday after the online game company and Facebook disclosed that they changed their relationship status to become less ...

NEW YORK (AP) — Shares of Zynga slumped Friday after it disclosed with its partner Facebook that they have loosened their close ties to one another. THE SPARK: The companies said in regulatory filings ...

Zynga, an emerging empire of third party gaming applications on Facebook, announced a new ad network for developers a couple of weeks ago — and crossed swords with rival gaming company Social Gaming ...

It’s good to be friends with Facebook. Zynga, the online video game company, saw its stock soar nearly 20% Thursday after Facebook disclosed that it made 12% of its revenue off the company last year.

Zynga's relationship with Facebook continues to change, as the company today announced some key changes to Zynga.com. "Starting next week, when you visit Zynga.com you will see a new streamlined ...

SAN FRANCISCO -- Troubles at Zynga, the creator of popular online social game FarmVille, came home to roost Wednesday — and those woes could spread to partner Facebook and other social-media companies ...

Zynga's second-quarter earnings report didn't go very well today, and now the stock is plummeting in after hours trading. It's having an interesting side effect, though: Facebook's stock is going down ...

Zynga's quarterly earnings report Wednesday could be a harbinger for what's to come the next day, when business partner Facebook releases its first-ever report as a public company. That's because ...

Social-games maker Zynga saw its stock tumble significantly Wednesday after it reported a loss in the second quarter, with adjusted earnings and revenue below Wall Street's already-low expectations.

One of the perks when any company takes steps towards an initial public offering (IPO) is the details aplenty that are laid bare in its S-1 form. The headline figure from Facebook's S-1 is just how ...