Overview

• NS&I data show £105 million across 2.6 million Premium Bond prizes remain unclaimed after the August 2025 draw.
• Among the outstanding awards are eleven £100,000 jackpots, nineteen £50,000 prizes, thirty-eight £25,000 awards and seventy-five £10,000 prizes.
• NS&I attributes most unclaimed prizes to outdated contact information and cheque payments to old addresses, prompting use of its online prize checker.
• Its tracing service and the My Lost Account platform reunited over £166 million in dormant assets for 52,693 accounts during the 2024–25 financial year.
• Consumer group Which? Money calls on NS&I to join the government’s Tell Us Once service to streamline recovery of unclaimed prizes.