| Date/Season | Transaction |
|---|---|
| 1/26/2020 | Winnipeg Jets send Erik Karlsson to the Florida Panthers for John Armstrong |
| 2/23/2016 | Winnipeg Jets send Eric Mestery, Jacob Josefson, John Armstrong, Mark Katic, Maxim Mayorov to the New York Rangers for Boyd Gordon, John-Michael Liles, Pavel Frolov, NYR 2026 Rnd 3 |
| 2010 | Drafted in the 3rd round, 79th overall by New Jersey (from Columbus) |
