With his 17th birthday only coming in January, the centre-back was not expected to become an important member of the first-team ranks at this stage of his career.
Furthermore, reports emerged several months ago that Chelsea were contemplating trying to sign the teenager, aware of Barcelona's ongoing financial issues.
However, in 12 starts and three substitute outings in all competitions, Cubarsi has given every indication that he could become a mainstay in the starting lineup.
Since January 31, Barcelona have not lost a single game that Cubarsi has featured, the 90 minutes being completed on nine occasions.
Cubarsi contract situationAs it stands, the recently-capped Spain international has a contract until 2026, more than enough leeway in the short term for Barcelona to reject any interest.
Nevertheless, Barcelona officials are in a position where they are attempting to improve their financial position in the short term and plan for the future in the long.
According to Mundo Deportivo, that has led to the relevant parties holding negotiations regarding fresh terms for the starlet.
While the report suggests that there is still work to do in order to reach an agreement, there is an understanding that Cubarsi only has ambitions to remain at Camp Nou.
Had Cubarsi not felt inclined to stay at Barcelona, the Catalan giants would have almost certainly received bids ready to meet his release clause, said to be in the region of €10m (£8.57m).
Barcelona and Cubarsi will seemingly look to put together a suitable package that will see him sign a five-year contract with a new
Read on sportsmole.co.uk