ROSTR X IQ Magazine Breakdown the Data on 2025 European Summer Festivals

For the third year in a row, ROSTR and IQ Magazine have developed a data report on European summer festivals. This analysis includes insights from 49 major events such as Tomorrowland, Glastonbury, and Primavera Sound Barcelona.

Major insights:

• Wasserman remained the top agency for artist bookings. CAA and WME are second and third, respectively, swapping their positions from last year.

• Chappell Roan and Olivia Rodrigo tied for the most headlining slots with nine apiece. Queens of the Stone Age were second with eight.

• The most common genre for a headliner was rock/indie, with 26%, followed closely by pop with 25%.

• 28% of headliners had been active artists for 11-20 years by this summer. 25% had been active for 0-10 years.