Strong Signal: Magellan Says Podcast Ad Spend Climbs In March, Led by T-Mobile.

Podcast ad spending rose in March, traditionally Q1’s strongest month. Magellan AI says the top 15 advertisers spent an estimated $52.2 million—up 5.3% year-over-year and 17% from February. T-Mobile led with nearly $6 million, overtaking BetterHelp. Most top brands increased…