Rosen was assigned to AHL Rochester on Tuesday.
Rosen was recalled by the Sabres on Monday.
Rosen was loaned to AHL Rochester on Monday.
Rosen was recalled from AHL Rochester on Friday, according to Kevin Oklobzija of Pickin' Splinters.
Rosen was loaned to the Swedish national team for the 2023 World Junior Championship by the Sabres on Monday.
Rosen signed a three-year, entry-level contract with the Sabres on Tuesday.
Rosen was drafted 14th overall by the Sabres at the 2021 NHL Draft on Friday.