The six-year veteran scored three goals with four assists in 45 games last season. Boulton has 33 points in 268 career games with Buffalo and Atlanta. He joined the Thrashers as a free agent on Aug. 8, 2005.
Thus far in the off-season, the Thrashers have signed centres Todd White and Eric Perrin and defenceman Ken Klee. They also re-signed forward Slava Kozlov and left-winger Pascal Dupuis.