Henrik Castegren, a 29-year-old defender, is likely to continue his career at IK Sirius, a team in Sweden's top division. Although he had been receiving regular playing time in the spring at Debrecen, the club opted not to keep him. On June 18, the club revealed that they were in negotiations to sell Castegren's playing rights. Swedish media indicated that he might return to IK Sirius, the team he was part of until his contract with Debrecen began in the summer of 2023. Debrecen confirmed the transfer on Friday, mentioning that Castegren has joined the Swedish club for a transfer fee and has signed with them until 2027.

Henrik Castegren may continue his career at IK Sirius, a club in the Swedish top division, according to Sportsbladet. Debrecen decided not to keep him despite regular playtime in the spring. Negotiations for selling his playing rights are ongoing, and he could be announced as early as Friday. IK Sirius needs reinforcements, having only collected 12 points in 12 matches. Transfermarkt currently estimates his market worth at 500k euros.