Union Berlin transfers for 2026/27 track 23 listed transfer moves, split into 9 incoming and 14 outgoing rows where provider data is available. The list covers permanent transfers, loans, free moves, loan returns, and other transfer labels supplied by the football data feed.

Incoming moves include D. Kreilach, K. Imeri, K. Imeri, F. Uduokhai, F. Uduokhai, and F. Uduokhai with clubs including HNK Rijeka, BSC Young Boys, BSC Young Boys, and Beşiktaş. Dates and transfer labels are shown row by row so the season view can be scanned without mixing incoming and outgoing business.

Outgoing moves include Diogo Leite, Ilyas Ansah, Oluwaseun God Power Osaro Ogbemudia, Ilyas Ansah, T. Blaszczak, and Dmytro Bohdanov with clubs including Lazio, Hull City, Waldhof Mannheim, and Hull City. Dates and transfer labels are shown row by row so the season view can be scanned without mixing incoming and outgoing business.

The provider labels in this season include Transfer, Free agent, and Loan. These labels are kept close to the source feed, so loans, free transfers, and loan-return statuses can be compared directly in the table.