The ATP Tour season came to a thrilling conclusion on Sunday night at the Nitto ATP Finals, where Jannik Sinner defeated Carlos Alcaraz to lift the trophy in Turin for the second consecutive year.
For the final time this year, ATPTour.com looks at the movers of the week in the PIF ATP Rankings, as of Monday 17 November.
No. 5 Felix Auger-Aliassime, +3 (Career High)
The Canadian has surged into the Top 5 for the first time in his career. Auger-Aliassime earned victories against Ben Shelton and Alexander Zverev at the Nitto ATP Finals to reach the semi-finals.
Auger-Aliassime was at No. 27 in the PIF ATP Rankings in August but held a 21-6 record, according to the Infosys ATP Win/Loss Index, since the US Open. The 25-year-old, who married wife Nina in September, advanced to the semis in New York and then the quarter-finals in Shanghai. He won his third title of the season in Brussels and enjoyed a final run at the Rolex Paris Masters.
No. 8 Lorenzo Musetti, +1
Musetti ends the season at No. 8, having started 2025 at No. 17. The Italian earned a dramatic three-set win against Alex de Minaur on home soil in Turin during the round-robin stage. Musetti went 45-22 in 2025, highlighted by his final appearance at the ATP Masters 1000 event in Monte-Carlo.