Aubameyang's contract saga had dragged on since last season amid speculation he wanted to join a club in the Champions League.
The Premier League outfit said their main sources of income had all been hit, including broadcast revenue, matchday takings and commercial activity.
Pierre-Emerick Aubameyang reached 50 Premier League goals faster than any player in Arsenal history as the Gabon forward's brace inspired a 4-0 demolition...
Criticism of Wenger from angry fans escalated during a run of four defeats in five Premier League games.
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