The Boston Bruins acquired Viktor Arvidsson from the Edmonton Oilers for a 2027 5th round pick
The Tampa Bay Lightning acquired a 2025 4th round pick (#108) from the Boston Bruins for a 2026 4th round pick
The Montreal Canadiens acquired a 2025 3rd round pick (#69) from the Boston Bruins for a 2025 3rd round pick (#79) and a 2025 4th round pick (#108)
The Boston Bruins acquired Victor Soderstrom from the Chicago Blackhawks for Ryan Mast and a 2025 7th round pick
The Toronto Maple Leafs acquired Brandon Carlo from the Boston Bruins for Fraser Minten, a 2026 1st round pick and a 2025 4th round pick
The Florida Panthers acquired Brad Marchand from the Boston Bruins for a conditional 2027 2nd round pick
The Boston Bruins acquired Henri Jokiharju from the Buffalo Sabres for a 2026 4th round pick
The Colorado Avalanche acquired Charlie Coyle and a 2026 5th round pick from the Boston Bruins for Casey Mittelstadt, William Zellers and a 2025 2nd round pick
The Minnesota Wild acquired Justin Brazeau from the Boston Bruins for Marat Khusnutdinov, Jakub Lauko, and a 2026 6th round pick
Kastelic (undisclosed) was placed on injured reserve Tuesday.
Jones was called up from AHL Providence on Tuesday.
Brown was recalled from AHL Providence on Tuesday.
Koepke (upper body) was placed on injured reserve Saturday, per the NHL media site.
Kastelic (upper body) was activated from injured reserve Saturday and will be in the lineup versus Ottawa.
Lindholm (lower body) was moved to long-term injured reserve Tuesday.
Callahan was promoted from AHL Providence on Tuesday.
Poitras was recalled from AHL Providence on Tuesday.
Kastelic (upper body) was placed on injured reserve Tuesday.
McAvoy (undisclosed) was placed on injured reserve Tuesday.
Lettieri was recalled from AHL Providence on Monday.
McLaughlin was waived by the Boston Bruins on Sunday, James Mirtle of The Athletic reports.
Lysell was loaned to AHL Providence on Sunday.
Lysell was called up from AHL Providence on Saturday, according to Steve Conroy of the Boston Herald.
Boston claimed Wahlstrom off waivers from the New York Islanders on Saturday, Elliotte Friedman of Sportsnet reports.
Regula (knee) was activated from the injured non-roster list Tuesday and subsequently placed on waivers, Elliotte Friedman of Sportsnet reports.
McLaughlin was recalled from AHL Providence on Friday, per the NHL media site.
McLaughlin was sent to the minors by Boston on Thursday, per the AHL transaction page.
Oesterle was reassigned to AHL Providence on Thursday, per the AHL transaction page.
McLaughlin was recalled from AHL Providence on Monday.
Oesterle was recalled by Boston on Monday.
Oesterle was loaned to AHL Providence on Sunday.
McLaughlin was assigned to AHL Providence on Sunday.
Merkulov was reassigned to AHL Providence on Friday.
McLaughlin was promoted from AHL Providence on Friday.
Viel was sent to AHL Providence on Wednesday.
Viel was promoted from AHL Providence on Monday.
Tufte was optioned to AHL Providence on Sunday, Andrew Fantucchio of Boston Hockey Now reports.
Tufte was recalled from AHL Providence on Saturday, per Mark Divver of the New England Hockey Journal.
Lindholm (lower body) was placed on injured reserve Saturday, Mark Divver of the New England Hockey Journal reports.
The Bruins sent Brown to AHL Providence on Saturday, according to Mark Divver of the New England Hockey Journal.
Merkulov was recalled from AHL Providence on Saturday. Mark Divver of the New England Hockey Journal reports.
Brown was recalled from AHL Providence on Thursday.
Oesterle was called up from AHL Providence on Wednesday, Conor Ryan of The Boston Globe reports.
Poitras was assigned to AHL Providence on Monday.
Jones was waived by the Boston Bruins on Tuesday, according to Elliotte Friedman of Sportsnet.
Tufte was put on waivers by Boston on Friday, per Elliotte Friedman of Sportsnet.
Poitras (undisclosed) will be in the lineup Saturday against the Los Angeles Kings following his activation from the injured non-roster list.
Mitchell was placed on waivers by the Boston Bruins on Friday, Elliotte Friedman of Sportsnet reports.
Regula (knee) was placed on the injured non-roster list Monday, Mark Divver of the New England Hockey Journal reports.
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