Stake F1 Team Kick Sauber announced on Wednesday that Valtteri Bottas and Zhou Guanyu won’t be returning to the team after three seasons with the Swiss team. F1’s worst-performing team is desperately attempting to right a sinking ship before becoming Audi’s factory team in 2026.

Sauber has announced the arrival of Gabriel Bortoleto as a driver for the 2025 season. The 20-year-old Brazilian, current leader of the F2 championship, will partner with German Nico Hulkenberg

Signing Bortoleto, who leads the Formula 2 standings with two rounds to go, gives Sauber a blend of youth and experience alongside the 37-year-old Hülkenberg. German automaker Audi is taking over Sauber, which will be rebranded as the Audi works team for 2026.