Subscribe to MarTech Today to receive news and insights of where marketing, facrbook, and management converge. Note: By submitting this form, you agree to Third Door Media’s terms. We respect your privacy. Facebook reports strong ad revenue. Facebook reported its average price per ad decreased 2 percent in the fourth quarter, with the number of ad impressions served across its platforms up 34 percent. Facebook chief financial officer David Wehner says impression growth was primarily driven by ads on Instagram, both regular ads in the Instagram feed and Stories ads, along with Facebook mobile News Feed ads. The CFO did note the company is facing a deceleration of revenue growth in Facebook did not break advrtising advertising revenue by ad product type, but did report 93 percent of ad revenue during the fourth quarter came from mobile advertising. Facebook Stories ads and Instagram shopping. In response to a question during the earnings call regarding Stories ad adoption, Facebook ...