"We are ready for buying Coutinho in the winter market or any player the technical staff requests", he said.
However, further claims state that his Nou Camp exit would only be approved if Barcelona offered a transfer fee that is deemed acceptable by Liverpool officials.
Nevertheless, the timing of Grau's comments will not please Jurgen Klopp as he looks for his players to refocus after the global break with a huge match against Manchester United on the horizon on Saturday.
"After taxes we received about €188m (A$286m) in income and a direct financial impact on the club's treasury of €144m (A$219m)".
Seahawks vs Rams scores and final results: LA on top
They kept the league's top-scoring offense pointless for the final 37 minutes, rewriting the division's narrative in the process. No touchdowns thrown and two picks for the former number one selection was not the kind of Sunday that he was looking for.
Liverpool have now reportedly given the green light for Philippe Coutinho to leave the club in January.
The latest report from Mundo Deportivo indicates that Couts made a verbal agreement with Liverpool to leave in January.
Barca were thwarted in their attempt to prise Coutinho away from Anfield during the summer with Liverpool placing a reported 200 million euros ($238 million, Sh23.8 billion) asking price on the midfielder.