The share price of the social networking site, Twitter, has fallen almost 20% following...

Serge Berger starts the trading week with a positive look at twitter shares which he believes...

It could be Twitter's most important post. The social media firm is due to release fourth quarter...

If Facebook hits its quarterly earnings expectations it will yet again deliver record profits and...

As the pace of monthly-active user growth slows, Twitter has shifted the company’s focus towards...