| Date/Season | Transaction |
|---|---|
| 1/17/2021 | Ottawa Senators send Adam Larsson, Marcus Pettersson to the Calgary Flames for Mattias Ekholm, CGY 2026 Rnd 1, SJS 2027 Rnd 1, SJS 2028 Rnd 1, $2,500,000 |
| 7/5/2020 | Ottawa Senators send Marc-Andre Cliche to the Detroit Red Wings for Marcus Pettersson, Devon Toews, NJD 2026 Rnd 2, $3,500,000 |
| 2020 | Drafted in the 2nd round, 37th overall by Detroit |
