Inter Milan beat Como to advance to the Coppa Italia semi-finals.
The Italian side suffered a poor start, losing 2-0 in the first leg of the playoffs at Signal Iduna Park last week.
The confirmation ended the long-standing transfer saga involving Lookman and Atalanta.
Liverpool staged a dramatic 3-2 comeback against Atletico Madrid in an intense match.
Talks collapsed weeks ago after the €45m bid was turned down, and Inter are now exploring other options.
The forward has removed all traces of Atalanta from his social media accounts.
Lookman also pointed out that he had dealt with many challenges during his time at the club.
A detailed analysis of the prospects for the leaders of the Italian championship in the 2024-25 season.
Atalanta moved up to ninth in the standings on eight points, with Stuttgart dropping out of the playoff zone as they slipped to 27th with four points.
Surprisingly, Real Sociedad Sadiq Umar will be making a comeback to the national team setup after being away for a while.
