Spotify’s ad exchange grew its programmatic ad base, but buyers want more

Spotify s ad exchange more than tripled its programmatic advertiser base in the year since its launch, according to the streamer. The media agencies using it are less effusive. Following the launch of SAX last April, the number of monthly active advertisers investing via programmatic jumped 222%, according to a Spotify spokesperson. “We have seen basically just amazing growth in both revenue, acti