| Date/Season | Transaction |
|---|---|
| 10/31/2023 | Columbus Blue Jackets send Cole Sillinger, Isaiah Saville, Zachary L'Heureux, Mackie Samoskevich, Ben Lovejoy, CBJ 2030 Rnd 1 to the New York Rangers for Jacob Slavin, Jonas Johansson, Michael Forney, Christian Djoos, Mark Cundari |
| 3/21/2017 | Ottawa Senators send Jonas Johansson, OTT 2025 Rnd 3 to the Boston Bruins for Cam Ward |
| 5/31/2011 | Washington Capitals send Staffan Kronwall to the Pittsburgh Penguins for Jonas Johansson |
| 2020 | Drafted in the 3rd round, 61st overall by Ottawa |