Hugo Perez transferred from Villarreal to Espanyol on 10 June on a free transfer. This move was part of the transactions completed on the final day of a special mini transfer window introduced by FIFA to accommodate the upcoming inaugural summer Club World Cup. The transfer window opened at the start of June and closed on 10 June, providing clubs a brief period to finalize deals before the Club World Cup begins on 15 June. Perez's transfer to Espanyol was among the official La Liga transfers completed on this deadline day.