Qstock is an annual two-day rock festival held at the end of July in Oulu, Finland.The festival lineup includes some of the biggest names in both domestic and international music scene, regardless of the genre. The first Qstock festival was organised in 2003. The festival has quickly grown into the biggest summer event in northern Finland, with its 30,000 visitors. As of July 2022, Qstock has been sold out nine times in a row. The festival acts as sort of a successor of the former festival which was organised in Oulu from 1970s until early 1990s.