The U.S. Open of Surfing is a week-long surfing competition held annually during the summer in Huntington Beach, California. Generally held on the south side of the Huntington Beach Pier, the U.S. Open is part of the qualification process for the World Surf League and is a WSL QS 10,000 event. It is the largest surfing competition in the world. It has been owned by IMG since 2000