Petr Mrazek trades
| Detroit Red Wings acquire | Date | Chicago Blackhawks acquire | ||
|---|---|---|---|---|
 | Petr Mrazek | March 7, 2025 | Joe Veleno |  |
| Craig Smith | ||||
| Chicago Blackhawks acquire | Date | Toronto Maple Leafs acquire | ||
|---|---|---|---|---|
| Petr Mrazek | July 7, 2022 | 2022 2nd round pick |  |
| 2022 1st round pick | ||||
| Philadelphia Flyers acquire | Date | Detroit Red Wings acquire | ||
|---|---|---|---|---|
 | Petr Mrazek | February 19, 2018 | 2018 conditional 4th round pick | |
| 2019 conditional 3rd round pick | ||||