Arminia Bielefeld (Bundesliga): svaki dolazak i odlazak, plaćeni i zarađeni iznosi i tržišna vrednost tima. Potrošeno €16m, zarađeno €15m.
| Datum | Igrač | Iz | U | Suma |
|---|---|---|---|---|
| 2026-08-30 | David Min | FC Utrecht | Arminia Bielefeld | Pozajmica |
| 2026-07-30 | Julian Kania | Arminia Bielefeld | De Graafschap Doetinchem | Besplatno |
| 2026-07-16 | Christopher Lannert | Arminia Bielefeld | SV Darmstadt 98 | Besplatno |
| 2026-07-01 | Jannik Rochelt | Hannover 96 | Arminia Bielefeld | €400k |
| 2026-07-01 | Henri Koudossou | FC Augsburg | Arminia Bielefeld | €500k |
| 2026-07-01 | Mika Schroers | Arminia Bielefeld | Alemannia Aachen | €150k |
| 2026-07-01 | Noah Joel Sarenren Bazee | Arminia Bielefeld | Waldhof Mannheim | Besplatno |
| 2026-07-01 | Justin Lukas | Arminia Bielefeld | FC Gütersloh | Besplatno |
| 2026-07-01 | Mael Corboz | Arminia Bielefeld | Grenoble | Besplatno |
| 2026-07-01 | Max Lippert | Arminia Bielefeld | Köln II | Besplatno |
| 2026-01-30 | Robin Knoche | 1. FC Nürnberg | Arminia Bielefeld | Besplatno |
| 2026-01-27 | Vincent Ocansey | Arminia Bielefeld | Erzgebirge Aue | Pozajmica |
| 2026-01-20 | Fabian Kunze | Arminia Bielefeld | Hansa Rostock | Pozajmica |
| 2026-01-04 | Maximilian Bauer | Augsburg | Arm. Bielefeld | Pozajmica |
| 2026-01-03 | Jannik Rochelt | Hannover 96 | Arminia Bielefeld | Pozajmica |
| 2026-01-02 | Semir Telalovic | 1. FC Nürnberg | Arminia Bielefeld | Pozajmica |
| 2026-01-01 | Julian Kania | Arminia Bielefeld | VfL Osnabrück | Pozajmica |
| 2025-09-01 | Monju Momuluh | Hannover 96 | Arminia Bielefeld | €400k |
| 2025-08-29 | Arne Sicker | SV Elversberg | Arminia Bielefeld | Besplatno |
| 2025-08-27 | Mika Schroers | Arminia Bielefeld | Alemannia Aachen | Pozajmica |