Overview
- Carlos Alcaraz beat Lorenzo Musetti 6-4, 6-1 to finish the round-robin 3-0 and secure the 2025 year-end ATP No. 1 ranking.
- Jannik Sinner will face Alex De Minaur in the semifinals, while Alcaraz awaits the winner of Alexander Zverev vs Felix Auger-Aliassime.
- De Minaur defeated Taylor Fritz 7-6, 6-3 and advanced from the group over Fritz and Musetti via tiebreak criteria, edging Fritz by a single game won.
- Musetti was eliminated with the loss to Alcaraz and later announced he will not play the Davis Cup, citing physical condition and family reasons after conferring with captain Filippo Volandri.
- Italian doubles pair Simone Bolelli and Andrea Vavassori had already secured first place in their group to reach the knockout stage.