Background Pre-season This season is the very first time since
2010–11 without
Fernando Muslera, who departed the club after his contract expired. On 12 June,
Leroy Sané transferred to the club from
Bayern Munich and signed a contract until 2028. On 19 June, Galatasaray has signed a sponsorship deal with Pasifik Holding, which will become the chest sponsor for the 2025–26 season during the domestic matches only in exchange for $10 million. On 20 June, Galatasaray pre 2025–26 season camp program has been announced. On 4 July, The
2025–26 season Süper Lig fixtures have been announced. On 4 July, Galatasaray Football Team started its preparations for the 2025–26 season with a training session at
Kemerburgaz Metin Oktay Facilities today. On 31 July,
Victor Osimhen transferred to the club from
Napoli and signed a contract until 2029. Galatasaray will pay Napoli a transfer fee of €75 million for this transfer. Osimhen's transfer broke a transfer fee record in Turkish football.
August On 28 August,
Wilfried Singo transferred to the club from
AS Monaco and signed a contract until 2030. On 28 August, Galatasaray's opponents in the
Champions League 2025–26 Season league stage have been announced.
September On 2 September,
Uğurcan Çakır transferred to the club from
Trabzonspor and signed a contract until 2030. On 2 September,
İlkay Gündoğan transferred to the club from
Manchester City and signed a contract until 2027.
November On 13 November,
Eren Elmalı was banned from playing for 45 days for his involvement in the
2025 Turkish football betting scandal. On 13 November,
Metehan Baltacı was banned from playing for 9 months for his involvement in the
2025 Turkish football betting scandal.
December On 21 December,
Mauro Icardi scored a goal in the
Kasımpaşa match. With his 60th goal in a Galatasaray shirt, he broke the legendary
Gheorghe Hagi's record for most
league goals scored by a foreign player for the club.
January On 23 January,
Noa Lang joined the team on loan from
Napoli until the end of the season. On 30 January, Galatasaray have been drawn against Italian side
Juventus in the
UEFA Champions League Round of 16 play-off round.
February On 4 February, Argentinian star
Mauro Icardi has become the highest-scoring foreign player in the history of the yellow-red club. On 5 February,
Sacha Boey joined the team on loan from
Bayern Munich until the end of the season. On 5 February,
Renato Nhaga transferred to the club from
Casa Pia and signed a contract until 2030. On 17 February, Galatasaray defeated Italian side
Juventus 5–2 in the first leg of the
UEFA Champions League Round of 16 play-off round. On 25 February, Galatasaray, despite losing 3–2 to
Juventus in extra time in the second leg of the UEFA Champions League round of 16 play-off, advanced to the next round thanks to their 5–2 victory in the first leg. On 25 February, Nigerian player
Victor Osimhen surpassed
Milan Baroš (12) to become the foreign player with the most goals in European cups in Galatasaray history (13). On 27 February, The UEFA Champions League Round of 16 pairings have been announced. Galatasaray, who were drawn against
Liverpool of
England, will play the first leg at home on March 10th and the return leg away on March 18th.
March On 7 March, In the 25th week of the
Süper Lig, Galatasaray defeated
Beşiktaş 1–0 away in the derby match. On 10 March, Galatasaray beat
Liverpool 1–0 in the first leg of their UEFA Champions League
round of 16 match, gaining an advantage ahead of the return leg.
May In the 33rd week of the
Süper Lig, Galatasaray defeated
Antalyaspor 4–2 at home, securing the
2025–26 Süper Lig championship with one week remaining. ==Management team==