In the past two seasons, the Bruins have signed most of their top players to extensions:
| Pos. | Player | Age (at signing) | Years/money | Signed through |
| F | Tyler Seguin | 20 | 6/$34.5 million | 2019 |
| D | Zdeno Chara | 33 | 7/$45.5m | 2018 |
| F | Brad Marchand | 24 | 4/$18m | 2017 |
| F | Chris Kelly | 31 | 4/$12m | 2016 |
| C | David Krejci | 25 | 3/$15.75m | 2015 |
| F | Rich Peverley | 29 | 3/$9.75m | 2015 |
| D | Adam McQuaid | 24 | 3/$4.68m | 2015 |
| C | Greg Campbell | 28 | 3/$4.8m | 2015 |
| D | Johnny Boychuk | 28 | 3/$10.1m | 2015 |
| F | Daniel Paille | 28 | 3/$3.9m | 2015 |
| C | Patrice Bergeron | 25 | 3/$15m | 2014 |