| Date/Season | Transaction |
|---|
| 6/29/2020 | San Jose Sharks send Stefan Legein (rental) to the Pittsburgh Penguins for Marcus Davidsson, Brett Ponich |
| 2/20/2019 | San Jose Sharks send Jon Gillies to the Buffalo Sabres for Stefan Legein |
| 3/2/2018 | San Jose Sharks send Andreas Englund, Jonathan Toews, Stefan Legein to the Buffalo Sabres for Jay McClement, Michael Sgarbossa, Shea Weber |
| 8/6/2016 | San Jose Sharks send Alexander Vasyunov, Jay McClement, Matthew Nieto, PIT 2026 Rnd 1 to the Pittsburgh Penguins for Lauri Tukonen, Simon Despres, Stefan Legein |
| 6/16/2016 | Pittsburgh Penguins send $3,000,000 to the Anaheim Ducks for Stefan Legein |
| 10/31/2014 | Florida Panthers send Stefan Legein to the Anaheim Ducks for EDM 2020 Rnd 2 |
| 12/30/2009 | Washington Capitals send Stefan Legein, NAS 2012 Rnd 3 to the Florida Panthers for Jhonas Enroth |
| 2011 | Drafted in the 2nd round, 45th overall by Vancouver (from Colorado) |
