The rights for the first four novels in the series were sold to Warner Bros. for £ 1,000,000 by J.K. Rowling. After the release of the fourth book in July 2000, the first film, Harry Potter and the Philosopher 's Stone, was released on 16 November 2001. In its opening weekend, the film grossed $90 million in the United States alone, which set a record opening worldwide. The succeeding three motion picture adaptations followed suit in financial success, while garnering positive reviews from fans and critics. The fifth film, Harry Potter and the Order of the Phoenix, was released by Warner Bros. on 11 July 2007 in English - speaking countries, except for the UK and Ireland, which released the movie on 12 July. The sixth, Harry Potter and the Half - Blood Prince, was released on 15 July 2009 to critical acclaim and finished its theatrical run ranked as the number two grossing film of 2009 on the worldwide charts.
how many harry potter books were out when the first movie came out
After the release of the fourth book