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 signed Gabriel Bortoleto to partner Nico Hulkenberg in the 2025 Formula 1 season, the veteran and rookie effectively teaming up in the future Audi squad.Bortoleto had been courted by the Hinwil-based outfit for some time,

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