"We share certain data, such as your IP address, with the hosting platforms when you play a podcast. Advertising partners: User Data, Usage Data. So they can help us deliver more relevant advertising to you on the Spotify Service. Marketing Partners: User Data, Usage Data. Examples of partners include: marketing or sponsorship partners, websites and mobile apps who sell us advertising space on their services, device, app and mobile partners who also offer Spotify promotions."
Spotify shares personal data with a wide range of third parties including service providers, payment partners, advertising partners, marketing partners, podcast hosting platforms, academic researchers, and group companies.