Bundesliga Daily Report - 2026-09-01

Borussia Dortmund completed the signing of Arsenal midfielder Ethan Nwaneri on a season-long loan on Tuesday. The 19-year-old will spend the 2026/27 campaign in Germany without a purchase option, with the move designed to provide regular first-team football. Dortmund’s interest intensified after new signing Giannis Konstantelias suffered a serious knee injury, leaving the club short of attacking options. Nwaneri made 51 senior appearances for Arsenal, scoring 10 goals, and spent the second half of last season on loan at Marseille, where he made 11 appearances and scored twice.

Dortmund’s managing director Lars Ricken described Nwaneri as a “very talented and technically gifted midfielder”, while Arsenal continue to view the teenager as part of their long-term plans. Competition for attacking places increased at the Emirates Stadium following the arrivals of Noni Madueke and Eberechi Eze, making another temporary move a practical route to senior minutes. The transfer gives Dortmund a versatile young player and Nwaneri an opportunity to rebuild momentum after a difficult spell in France, while Arsenal retain control of his future beyond the coming campaign.

Cologne officially completed the signing of Croatia international Borna Sosa from Crystal Palace on a loan running until the end of the 2026/27 campaign. The 28-year-old left-back returned to the Bundesliga after five seasons with Stuttgart between 2018 and 2023. Cologne’s pursuit accelerated during the final 48 hours before the deadline, with the defender reaching a verbal agreement before the clubs completed negotiations. The deal reportedly contains no purchase option, and Sosa joins Gideon Mensah as another natural option on the left side of Cologne’s defence.

Sosa made 18 appearances for Crystal Palace last season, including six during their successful Conference League campaign, but the move offers him a return to the competition most closely associated with his strongest club football. His previous Bundesliga experience should allow him to settle quickly, while Cologne gain an established international defender without committing to a permanent transfer. The competition between Sosa and Mensah should give the club greater depth on the flank as the season develops, particularly after a deadline-day deal that concluded one of their major recruitment pursuits.

Werder Bremen signed Bayer Leverkusen full-back Arthur on loan for the duration of the 2026/27 season, completing their 14th and final incoming transfer of the summer. The 23-year-old Brazilian has made 44 Bundesliga appearances for Leverkusen and played 13 times in the Champions League. He was also part of the Leverkusen squad that completed an unbeaten Bundesliga and DFB-Pokal double in 2024. Bremen secured the deal without a purchase option, making Arthur their second Deadline Day arrival after Moussa Ndiaye.

Arthur said the move was an important moment in his career and that he wanted to gain playing time while demonstrating his quality. Bremen head of professional football Peter Niemeyer said the defender could help immediately, while head coach Daniel Thioune expected his Bundesliga experience to aid a quick integration. His arrival strengthens both wide defensive positions and completes an unusually busy rebuild. Bremen now have a player familiar with the division and European football, while Leverkusen retain ownership of a full-back who remains on a temporary assignment.

Schalke confirmed that Adil Aouchiche had signed a new contract running until 2030, with no release clause included. The Algeria international joined from Sunderland in January and became one of the club’s key players during the second half of last season. Director of professional football Youri Mulder said Aouchiche played a major role in Schalke’s promotion to the Bundesliga and praised his intelligence, technical ability, set-piece quality and contribution in front of goal. The agreement represents a significant commitment to a player Schalke believe can continue developing at the club.

Aouchiche said the coaching staff and his team-mates immediately showed faith in him after his winter arrival, creating a positive foundation for the next stage of his career. Schalke’s decision to remove a release clause underlines their intention to build around the 23-year-old as they return to the top flight. His creativity will be particularly important as the promoted side adapts to stronger opposition, while the long contract gives the club greater protection should his influence grow during the Bundesliga campaign.

Hamburg completed the permanent signing of Fábio Vieira from Arsenal for approximately €9 million, according to Kicker and Transfermarkt as reported by Get German Football News. The Portuguese attacking midfielder returned after an influential loan spell at the Volksparkstadion during the 2025/26 season. Hamburg had allowed a reported €22m purchase option to expire and later declined Arsenal’s reduced asking price of about €18m before eventually securing the player for roughly half that figure. Vieira has therefore become one of the club’s most notable permanent additions since returning to the Bundesliga.

The transfer rewards Hamburg’s patience in negotiations and restores a proven creative presence to Merlin Polzin’s squad. Vieira’s previous impact meant the club were familiar with both his qualities and his role, reducing the adaptation risk normally attached to an expensive attacking signing. Arsenal have accepted a substantially lower fee than earlier valuations, while Hamburg have avoided the full purchase-option cost. The agreement gives HSV continuity in an important attacking position and places responsibility on Vieira to reproduce the form that made his loan such a success.

Hamburg completed the signing of Morocco international Zakaria El Ouahdi from KRC Genk after several weeks of negotiations. The 24-year-old passed his medical on Sunday before signing with the Bundesliga club. According to Transfermarkt, Hamburg will pay an initial €8 million, with a further €3m potentially due in bonuses; Genk also reportedly secured a percentage of any future sale. Hamburg had two earlier approaches rejected before reaching agreement through a lower guaranteed fee supplemented by performance payments and the sell-on provision.

El Ouahdi was brought in to fill Hamburg’s preferred solution on the right side, addressing a vacancy that had remained open late into the window. Sporting director Claus Costa refused to abandon the pursuit or meet Genk’s original demands, eventually finding a structure that reduced the immediate outlay. The player’s versatility gives Hamburg an option on the flank and in more central attacking areas, while the deal’s performance-based elements align the final cost with his contribution. His reported €17m market valuation also reflects the upside HSV believe they have secured.

Union Berlin sold Germany-Ghana striker Ilyas Ansah to Hull City for €17 million on Tuesday, with the 21-year-old signing a contract with the English club until 30 June 2031. Ansah joined Union from Paderborn for €4m in July 2025 and made one appearance during the 2026/27 campaign, starting the club’s DFB-Pokal match and playing all 90 minutes. He had not featured in the Bundesliga this season. The centre-forward’s departure therefore came after only one season in Berlin and represented a substantial increase on Union’s original investment.

Union director of men’s professional football Horst Heldt described the offer as very attractive while discussing Ansah’s development at the club. The transfer gives Union a sizeable return on a young forward who had yet to establish himself in their current Bundesliga side. For Hull, Ansah becomes a long-term attacking investment, while his German and Ghanaian nationality adds an international dimension to a move that could influence his future eligibility choices. Union now lose a tall centre-forward but bank a significant fee for squad planning.

Augsburg opened their 2026/27 Bundesliga campaign with a 3-0 home victory over Schalke on Monday, with South Korea international full-back Seol Young-woo making an immediate impact on his league debut. Seol entered at half-time with Augsburg already 2-0 ahead and supplied Rodrigo Ribeiro just one minute later. The 28-year-old controlled the ball near the right corner of the penalty area before finding Ribeiro with a left-footed pass for the third goal. Seol joined Augsburg on 27 July from Serbian club Crvena Zvezda.

The assist provided an encouraging first Bundesliga contribution for Seol and gave Augsburg a strong start to the new campaign. His ability to create a goal so quickly after entering the match suggested he could offer useful attacking quality from the flank, although the opening-day appearance came with Augsburg already in control. Schalke, meanwhile, began their return to the top flight with a heavy defeat. The result leaves Augsburg with early momentum and gives Seol a clear platform as he competes for a larger role in the weeks ahead.