| Date/Season | Transaction |
|---|---|
| 5/28/2026 | Minnesota Wild send Gabriel Vilardi, 2036 MIN Rnd 3, $750,000 to the Ottawa Senators for John Klingberg, 2037 OTT Rnd 3 |
| 4/12/2021 | Nashville Predators send John Klingberg, $3,000,000 to the Ottawa Senators for OTT 2026 Rnd 1, NJD 2026 Rnd 2, OTT 2030 Rnd 1 |
| 2023 | Drafted in the 1st round, 2nd overall by Nashville (from Toronto) |
