Tim Armstrong speaks onstage during the Building Brands People Love: A Fireside Chat with AOL’s Tim Armstrong on the Times Center Stage during 2016 Advertising Week New York on September 26, 2016 in New York City.

AOL will announce layoffs of five percent of its staff today, with 500 employees expected to lose their jobs.

In an interview yesterday, AOL CEO Tim Armstrong said that most of the cuts will come in its corporate units, while resources will be shifted more at mobile, video and data offerings going forward.