While Rams Başakşehir defeated Antalyaspor, which it hosted in the 29th week of the Trendyol Super League, with a score of 1-0, it was an important match for Mahmut Tekdemir, one of the important names of the team. Starting the match as a substitute and 90+4. Tekdemir, who entered the game instead of Olivier Kemen in the minute, played his 500th match with the orange-dark blue team in this match. After the match, President Göksel Gümüşdağ presented the 500th match plaque and a jersey with 500 written on the back to the experienced football player, who spent his 17th season in the team he trained from.
Mahmut Tekdemir scored 18 times and provided 15 assists in a total of 500 matches with Başakşehir, including 426 in the Turkish leagues, 38 in the Turkish Cup and 36 in the European cups.
Mahmut Tekdemir won the championship in the orange-dark blue Super League in the 2019-2020 season.