Data: Insider Intelligence. Note: E-commerce includes Amazon, eBay, Walmart and Etsy; streaming includes TikTok, Hulu, Roku, Pluto, Tubi, Spotify, Pandora and iHeartMedia; tech includes Microsoft, Yelp and Verizon/Yahoo; social media includes Snap, Twitter, Pinterest and Reddit. Grey space indicates all other U.S. digital advertising. Chart: Axios Visuals Google and Meta, known together in the ad