Almirón officially transferred to Bari on 20 August 2009, on a season-long loan agreement. He instantly gained a first team place, where he appeared in 27 league matches and notched 5 league goals, his best tally since departing from Empoli in 2007. In June 2010, Bari signed him in co-ownership agreement, with Juventus, as part of the deal the saw Leonardo Bonucci transfer in the opposite direction, to Juventus. On 14 July 2010, Juventus confirmed the fee which was announced at €2.5 million. Juventus also announced in its financial report that the accounting value of the remain 50% rights in hand worth €1.699 million, half of un-amortized transfer fee of €3.399 million on 30 June 2010. (around 2/5 of €8.497million original transfer fee in accounting)