Robert Hagg trades
| Florida Panthers acquire | Date | Buffalo Sabres acquire | ||
|---|---|---|---|---|
 | Robert Hagg | March 20, 2022 | 2022 6th round pick |  |
| Philadelphia Flyers acquire | Date | Buffalo Sabres acquire | ||
|---|---|---|---|---|
 | Rasmus Ristolainen | July 23, 2021 | Robert Hagg | |
| 2021 1st round pick | ||||
| 2023 2nd round pick | ||||