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
The Edmonton Oilers acquired Max Jones and Petr Hauser from the Boston Bruins for Max Wanner, a 2025 2nd round pick, and 2026 4th round pick as part of the Trent Frederic three-team trade with NJD
The New Jersey Devils acquired Trent Frederic from the Boston Bruins for Petr Hauser in a three team trade with EDM
The Minnesota Wild acquired Jakub Lauko and a 2024 4th round pick (#110) from the Boston Bruins for Vinni Lettieri and a 2024 4th round pick (#122)
The Ottawa Senators acquired Linus Ullmark from the Boston Bruins for Joonas Korpisalo, Mark Kastelic, and a 2024 1st round pick (#25)
Grosenick will start for AHL Providence against AHL Bridgeport on Monday, Mark Divver of the New England Hockey Journal reports.
Ahcan was reassigned to AHL Providence on Saturday, Mark Divver of the New England Hockey Journal reports.
Steen was reassigned to AHL Providence on Saturday, Mark Divver of the New England Hockey Journal reports.
Studnicka was reassigned to AHL Providence on Saturday, Mark Divver of the New England Hockey Journal reports.
McLaughlin was reassigned to AHL Providence on Saturday, Mark Divver of the New England Hockey Journal reports.
Studnicka was recalled by Boston on Friday, Conor Ryan of MassLive.com reports.
Steen was promoted from AHL Providence on Friday, Conor Ryan of MassLive.com reports.
Ahcan was recalled by the Boston Bruins on Friday, Conor Ryan of MassLive.com reports.
Wagner was promoted from AHL Providence on Friday, Conor Ryan of MassLive.com reports.
Studnicka was reassigned to AHL Providence on Friday, Mark Divver of the New England Hockey Journal reports.
Ahcan was reassigned to AHL Providence on Wednesday, Mark Divver of the New England Hockey Journal reports.
Ahcan has been recalled and is practicing with the Boston Bruins on Monday, Fluto Shinzawa of The Athletic reports.
Ahcan was reassigned to AHL Providence on Saturday, Mark Divver of the New England Hockey Journal reports.
Grosenick was promoted from AHL Providence on Saturday.
The Bruins have signed Beecher to an amateur tryout agreement for the remainder of the 2021-22 AHL season.
Steen signed a two-year, $1.6 million deal with Boston on Sunday.
Merkulov signed a three-year, entry-level contract with the Boston Bruins on Saturday. The deal will begin with the 2022-23 campaign.
Bussi signed a one-year, entry-level contract Wednesday, the Boston Bruins' official media site reports.
Bergeron (arm) will be in the lineup against the New York Islanders on Saturday, Conor Ryan of MassLive.com reports.
DeBrusk penned a two-year, $8 million contract extension with Boston on Monday.
Bergeron (arm) was placed on injured reserve Sunday, per the NHL's media site.
McLaughlin was recalled from AHL Providence on Sunday.
Lindholm signed an eight-year, $52 million contract extension with Boston on Sunday.
Ahcan was reassigned to AHL Providence on Saturday, Mark Divver of the New England Hockey Journal reports.
Studnicka was elevated from AHL Providence on Wednesday.
McLaughlin signed a two-year, entry-level contract with the Boston Bruins on Tuesday.
Callahan agreed to terms on a two-year, entry-level contract with Boston on Monday.
Froden was demoted to AHL Providence on Friday, per CBS Sports.
Callahan was traded from the Coyotes to the Boston Bruins on Tuesday in exchange for a seventh-round pick in 2024.
Studnicka was reassigned to AHL Providence on Tuesday, Mark Divver of the New England Hockey Journal reports.
Froden was promoted from the minors Tuesday, Mark Divver of the New England Hockey Journal reports.
Ahcan was recalled from AHL Providence on Tuesday, Mark Divver of the New England Hockey Journal reports.
Ahcan was demoted to AHL Providence on Thursday.
Vaakanainen (face) was activated off injured reserve Thursday, per the NHL's media site.
Lewington was reassigned to AHL Providence on Friday.
Lewington was elevated from AHL Providence on Thursday.
Steen was dropped down to AHL Providence on Thursday.
Studnicka was promoted from AHL Providence Thursday, Conor Ryan of MassLive.com reports.
Haula (COVID-19 protocols) has cleared the league's protocols and returned to practice Monday, Conor Ryan of MassLive.com reports.
Steen was elevated to the Boston Bruins' roster Monday, Steve Conroy of the Boston Herald reports.
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