| Date/Season | Transaction |
|---|
| 7/1/2024 | New York Rangers send Ryan Collins, Marcus Pettersson, David Schlemko, Nikita Scherbak, $1,000,000 to the Toronto Maple Leafs for CBJ 2033 Rnd 3 |
| 9/15/2020 | Philadelphia Flyers send Ryan Collins to the Vegas Golden Knights for expansion draft pick |
| 4/24/2018 | New Jersey Devils send Janne Kuokkanen, Ryan Collins, OTT 2023 Rnd 2, DET 2023 Rnd 3, NJD 2023 Rnd 3 to the Detroit Red Wings for Kris Versteeg |
| 2/14/2016 | New Jersey Devils send Dana Tyrell to the Buffalo Sabres for Emerson Etem, Olli Maatta, Ryan Collins |
| 2020 | Drafted in the 2nd round, 54th overall by Buffalo (from Vancouver) |
