| Date/Season | Transaction |
|---|
| 5/25/2022 | Philadelphia Flyers send Eric Tangradi, PHI 2029 Rnd 3 to the Buffalo Sabres for Lukas Kaspar (rental) |
| 1/26/2022 | New York Islanders send Lukas Kaspar to the Buffalo Sabres for $1,750,000 |
| 1/3/2021 | Carolina Hurricanes send Anthony Cirelli, Filip Johansson, Jonathan Huberdeau, CAR 2028 Rnd 1 to the Buffalo Sabres for Erik Brannstrom, Lukas Kaspar, Mark Jankowski, Olli Juolevi, $3,000,000 |
| 11/4/2020 | Toronto Maple Leafs send Lukas Kaspar to the Buffalo Sabres for Dmitrij Jaskin |
| 2/17/2020 | Toronto Maple Leafs send Yakov Trenin, Kent Patterson, MON 2025 Rnd 2 to the Detroit Red Wings for Lukas Kaspar, Carson Soucy |
| 2/14/2020 | Ottawa Senators send Lukas Kaspar, Jaret Anderson-Dolan, OTT 2025 Rnd 1 to the Detroit Red Wings for Viktor Stalberg, Alex Lintuniemi |
| 10/10/2018 | Philadelphia Flyers send Kale Clague, Kirill Kabanov, CAR 2023 Rnd 2 to the Ottawa Senators for Kyle Capobianco, Lukas Kaspar (rental), $600,000 |
| 11/18/2014 | Ottawa Senators send Alex Bourret, Ryan Stoa to the Nashville Predators for Andrei Kostitsyn, Lukas Kaspar, Thomas Vanek, WPG 2019 Rnd 1, $5,000,000 |
| 4/7/2013 | Philadelphia Flyers send Tom Fritsche to the Pittsburgh Penguins for Lukas Kaspar |
| 10/14/2012 | Pittsburgh Penguins send Taylor Doherty, Taylor Ellington to the Anaheim Ducks for Christopher Tanev, Lukas Kaspar |
