CSKA Moscow have loaned out Konstantin Kuchaev to Rubin Kazan until the end of the 2021/22 season, while also extending his contract until the end of the 2023/24 season. The agreement includes an option for Rubin to make the transfer permanent.

This season, Kuchaev has played 15 matches for the Red-Blues, scoring one goal. He joined the CSKA youth setup in 2015 as a 17-year-old, and since making his senior debut in March 2017, he has gone on to score eight goals in 115 games for the club - including six goals (all of which came last season) in 85 RPL appearances.