So, Bezzechi is the first confirmed contract renewal for 2027.
https://www.motogp.com/en/news/2026/02/02/bezzecchi-renews-with-aprilia-racing-on-multi-year-new-contract/827205
It's being reported, but not confirmed, that Fabio Quartararo is off to Honda, Jorge Martin will replace Fabio at Yamaha, and Pedro Acosta is moving to Ducati in Pecco's seat.
Time will tell.