AT&T’s ad unit Xandr has launched its ad-buying platform that offers exclusive access to AT&T’s customer data and assists companies in purchasing ad space across formats including mobile and streaming video. The platform, called Xandr Invest, will let advertisers buy ads on AT&T properties such as CNN, TBS and TNT, and will serve as the only ad-buying platform for Xandr’s Community marketplace that also features curated content from publishers such as Philo, Tubi and Vice. AT&T will compete in advertising with Google and Facebook, which combined represented almost 60 percent of the Internet ad market last year, according to PwC. Continue reading AT&T Rolls Out Its Ad-Buying Service for Premium Content