Girona FC has completed the signing of 21-year-old right-back Javier Boñar from Atlético Madrid on a four-year contract running until June 2030, according to club announcements. The deal is valued at an initial two million euros, with a future sell-on percentage included for the capital club. The acquisition comes as sporting director Quique Cárcel reshapes the squad during the final week of the transfer window, directly replacing homegrown defender Arnau Martínez following his departure to Valencia.
Roster Overhaul at Estadi Montilivi
The closing days of the transfer window have brought intense activity to Girona. Sporting director Quique Cárcel faces a demanding period finalizing departures across a restless squad. Several players have pushed for exits, including forward Vladyslav Vanat—who reportedly declared himself in rebellion following Viktor Tsygankov’s precedent—alongside Bryan Gil, Azzedine Ounahi, and Àlex Moreno. Amid these roster complications, the club moved swiftly to secure defensive cover on the right flank.
Stepping In for Arnau Martínez
Javier Boñar arrives to fill the vacancy left by Arnau Martínez, who officially concluded his long association with Girona to join Valencia. Boñar spent his developmental years within Atlético Madrid’s academy system, eventually featuring for the club’s reserve side. At 21, the Madrid-born defender makes a permanent switch to Catalonia, committing his long-term future to the club through the end of the decade.
Financial Structure of the Agreement
According to the transaction details released by the clubs, Girona paid a fixed fee of two million euros to secure Boñar’s registration. Additionally, Atlético Madrid retains a percentage clause on any future transfer fee should Girona sell the defender later in his career. The player’s agreement spans four full seasons, locking him into the white-and-red project under a contract valid until 2030.

Next Steps for Girona
With the transfer window nearing its final deadline, Quique Cárcel and the Girona management team remain focused on resolving the futures of wantaway squad members while integrating new faces like Boñar into training ahead of upcoming fixtures.
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