Sami Helenius trades
| Dallas Stars acquire | Date | Chicago Blackhawks acquire | ||
|---|---|---|---|---|
 | Lyle Odelein | March 10, 2003 | Sami Helenius |  |
| 2003 8th round pick or 2004 7th round pick (Blackhawks option) (2004 #214-Troy Brouwer) | ||||
| Colorado Avalanche acquire | Date | Tampa Bay Lightning acquire | ||
|---|---|---|---|---|
 | Sami Helenius | March 23, 1999 | future considerations |  |
| Calgary Flames acquire | Date | Tampa Bay Lightning acquire | ||
|---|---|---|---|---|
 | future considerations | January 29, 1999 | Sami Helenius | |