Dimazio reported that Mousa's transfer from AC Milan to Atlanta is expected to be completed today.

Hours before the summer transfer window closed, Mousa's transfer from AC Milan to Atlanta was only confirmed. Final approval is expected today, but the transaction has been confirmed and the parties communicated again on Sunday morning, August 31, 2025 and confirmed their intentions.

The transfer form is a lease with a buyout right, with a total amount of approximately 25 million euros.