Bluebird Bio Inc.
Plan context: Bluebird Bio Inc. 401(K) Plan
EIN 13-3680878 • Cambridge, MA • 35 filings • 6 plans
Current Snapshot
Latest Year
2024
2024 Participants
396
2024 Assets
$82,602,567
2024 Contributions
$10,654,262
Historical Graphs
Total Assets Over Time
Aggregate end-of-year assets by filing year, excluding zero-asset years
Participants Over Time
Largest reported end-of-year plan headcount by filing year, used to avoid double-counting participants across overlapping plans
Company Timeline
Year summaries and individual filings are combined here so you can stay in one place while moving across years and plan filings.
| Year / Filing | Filings | Participants | Assets | Contributions | Contrib./Participant |
|---|---|---|---|---|---|
| 2024 | 2 | 396 | $82,602,567 | $10,654,262 | $26,905iApproximate average salary by contribution assumption: employee only about $672,618 at 4% or $448,412 at 6%; with 50% employer match about $448,412 at 4% or $298,941 at 6%; with 100% employer match about $336,309 at 4% or $224,206 at 6%. |
| Bluebird Bio Inc. 401(K) Plan | - | 272 | $82,602,567 | $10,654,262 | $39,170iApproximate average salary by contribution assumption: employee only about $979,252 at 4% or $652,835 at 6%; with 50% employer match about $652,835 at 4% or $435,223 at 6%; with 100% employer match about $489,626 at 4% or $326,417 at 6%. |
| Bluebird Bio Consolidated Group Health Plan | - | 396 | - | - | - |
| 2023 | 2 | 396 | $76,801,544 | $12,578,329 | $31,763iApproximate average salary by contribution assumption: employee only about $794,086 at 4% or $529,391 at 6%; with 50% employer match about $529,391 at 4% or $352,927 at 6%; with 100% employer match about $397,043 at 4% or $264,695 at 6%. |
| Bluebird Bio Inc. 401(K) Plan | - | 395 | $76,801,544 | $12,578,329 | $31,844iApproximate average salary by contribution assumption: employee only about $796,097 at 4% or $530,731 at 6%; with 50% employer match about $530,731 at 4% or $353,821 at 6%; with 100% employer match about $398,048 at 4% or $265,366 at 6%. |
| Bluebird Bio Consolidated Group Health Plan | - | 396 | - | - | - |
| 2022 | 2 | 310 | $61,747,679 | $10,799,845 | $34,838iApproximate average salary by contribution assumption: employee only about $870,955 at 4% or $580,637 at 6%; with 50% employer match about $580,637 at 4% or $387,091 at 6%; with 100% employer match about $435,478 at 4% or $290,318 at 6%. |
| Bluebird Bio Inc. 401(K) Plan | - | 310 | $61,747,679 | $10,799,845 | $34,838iApproximate average salary by contribution assumption: employee only about $870,955 at 4% or $580,637 at 6%; with 50% employer match about $580,637 at 4% or $387,091 at 6%; with 100% employer match about $435,478 at 4% or $290,318 at 6%. |
| Bluebird Bio Consolidated Group Health Plan | - | 298 | - | - | - |
| 2021 | 2 | 508 | $77,177,946 | $22,049,149 | $43,404iApproximate average salary by contribution assumption: employee only about $1,085,096 at 4% or $723,397 at 6%; with 50% employer match about $723,397 at 4% or $482,265 at 6%; with 100% employer match about $542,548 at 4% or $361,699 at 6%. |
| Bluebird Bio Inc. 401(K) Plan | - | 508 | $77,177,946 | $22,049,149 | $43,404iApproximate average salary by contribution assumption: employee only about $1,085,096 at 4% or $723,397 at 6%; with 50% employer match about $723,397 at 4% or $482,265 at 6%; with 100% employer match about $542,548 at 4% or $361,699 at 6%. |
| Bluebird Bio Consolidated Group Health Plan | - | 504 | - | - | - |
| 2020 | 2 | 1,083 | $85,893,565 | $24,091,885 | $22,246iApproximate average salary by contribution assumption: employee only about $556,138 at 4% or $370,758 at 6%; with 50% employer match about $370,758 at 4% or $247,172 at 6%; with 100% employer match about $278,069 at 4% or $185,379 at 6%. |
| Bluebird Bio Inc. 401(K) Plan | - | 1,083 | $85,893,565 | $24,091,885 | $22,246iApproximate average salary by contribution assumption: employee only about $556,138 at 4% or $370,758 at 6%; with 50% employer match about $370,758 at 4% or $247,172 at 6%; with 100% employer match about $278,069 at 4% or $185,379 at 6%. |
| Bluebird Bio Consolidated Group Health Plan | - | 1,077 | - | - | - |
| 2019 | 2 | 956 | $54,482,071 | $20,681,436 | $21,633iApproximate average salary by contribution assumption: employee only about $540,833 at 4% or $360,555 at 6%; with 50% employer match about $360,555 at 4% or $240,370 at 6%; with 100% employer match about $270,416 at 4% or $180,278 at 6%. |
| Bluebird Bio Inc. 401(K) Plan | - | 956 | $54,482,071 | $20,681,436 | $21,633iApproximate average salary by contribution assumption: employee only about $540,833 at 4% or $360,555 at 6%; with 50% employer match about $360,555 at 4% or $240,370 at 6%; with 100% employer match about $270,416 at 4% or $180,278 at 6%. |
| Bluebird Bio Consolidated Group Health Plan | - | 955 | - | - | - |
| 2018 | 2 | 700 | $28,435,011 | $11,459,601 | $16,371iApproximate average salary by contribution assumption: employee only about $409,271 at 4% or $272,848 at 6%; with 50% employer match about $272,848 at 4% or $181,898 at 6%; with 100% employer match about $204,636 at 4% or $136,424 at 6%. |
| Bluebird Bio Inc. 401(K) Plan | - | 700 | $28,435,011 | $11,459,601 | $16,371iApproximate average salary by contribution assumption: employee only about $409,271 at 4% or $272,848 at 6%; with 50% employer match about $272,848 at 4% or $181,898 at 6%; with 100% employer match about $204,636 at 4% or $136,424 at 6%. |
| Bluebird Bio Consolidated Group Health Plan | - | 694 | - | - | - |
| 2017 | 2 | 434 | $20,507,088 | $7,352,243 | $16,941iApproximate average salary by contribution assumption: employee only about $423,516 at 4% or $282,344 at 6%; with 50% employer match about $282,344 at 4% or $188,229 at 6%; with 100% employer match about $211,758 at 4% or $141,172 at 6%. |
| Bluebird Bio Inc. 401(K) Plan | - | 434 | $20,507,088 | $7,352,243 | $16,941iApproximate average salary by contribution assumption: employee only about $423,516 at 4% or $282,344 at 6%; with 50% employer match about $282,344 at 4% or $188,229 at 6%; with 100% employer match about $211,758 at 4% or $141,172 at 6%. |
| Bluebird Bio Consolidated Group Health Plan | - | 409 | - | - | - |
| 2016 | 2 | 319 | $11,540,839 | $6,887,510 | $21,591iApproximate average salary by contribution assumption: employee only about $539,774 at 4% or $359,849 at 6%; with 50% employer match about $359,849 at 4% or $239,899 at 6%; with 100% employer match about $269,887 at 4% or $179,925 at 6%. |
| Bluebird Bio Inc. 401(K) Plan | - | 319 | $11,540,839 | $6,887,510 | $21,591iApproximate average salary by contribution assumption: employee only about $539,774 at 4% or $359,849 at 6%; with 50% employer match about $359,849 at 4% or $239,899 at 6%; with 100% employer match about $269,887 at 4% or $179,925 at 6%. |
| Bluebird Bio Consolidated Group Health Plan | - | 316 | - | - | - |
| 2015 | 2 | 255 | $4,599,187 | $2,692,067 | $10,557iApproximate average salary by contribution assumption: employee only about $263,928 at 4% or $175,952 at 6%; with 50% employer match about $175,952 at 4% or $117,301 at 6%; with 100% employer match about $131,964 at 4% or $87,976 at 6%. |
| Bluebird Bio Inc. 401(K) Plan | - | 235 | $4,599,187 | $2,692,067 | $11,456iApproximate average salary by contribution assumption: employee only about $286,390 at 4% or $190,927 at 6%; with 50% employer match about $190,927 at 4% or $127,284 at 6%; with 100% employer match about $143,195 at 4% or $95,463 at 6%. |
| Bluebird Bio Consolidated Group Health Plan | - | 255 | - | - | - |
| 2014 | 1 | 76 | $2,099,647 | $854,096 | $11,238iApproximate average salary by contribution assumption: employee only about $280,953 at 4% or $187,302 at 6%; with 50% employer match about $187,302 at 4% or $124,868 at 6%; with 100% employer match about $140,476 at 4% or $93,651 at 6%. |
| Bluebird Bio Inc. 401(K) Plan | - | 76 | $2,099,647 | $854,096 | $11,238iApproximate average salary by contribution assumption: employee only about $280,953 at 4% or $187,302 at 6%; with 50% employer match about $187,302 at 4% or $124,868 at 6%; with 100% employer match about $140,476 at 4% or $93,651 at 6%. |
| 2013 | 1 | 49 | $1,226,384 | $399,500 | $8,153iApproximate average salary by contribution assumption: employee only about $203,827 at 4% or $135,884 at 6%; with 50% employer match about $135,884 at 4% or $90,590 at 6%; with 100% employer match about $101,913 at 4% or $67,942 at 6%. |
| Bluebird Bio Inc. 401(K) Plan | - | 49 | $1,226,384 | $399,500 | $8,153iApproximate average salary by contribution assumption: employee only about $203,827 at 4% or $135,884 at 6%; with 50% employer match about $135,884 at 4% or $90,590 at 6%; with 100% employer match about $101,913 at 4% or $67,942 at 6%. |
| 2012 | 1 | 20 | $697,894 | $309,527 | $15,476iApproximate average salary by contribution assumption: employee only about $386,909 at 4% or $257,939 at 6%; with 50% employer match about $257,939 at 4% or $171,959 at 6%; with 100% employer match about $193,454 at 4% or $128,970 at 6%. |
| Bluebird Bio Inc. 401(K) Plan | - | 20 | $697,894 | $309,527 | $15,476iApproximate average salary by contribution assumption: employee only about $386,909 at 4% or $257,939 at 6%; with 50% employer match about $257,939 at 4% or $171,959 at 6%; with 100% employer match about $193,454 at 4% or $128,970 at 6%. |
| 2011 | 1 | 18 | $535,969 | $193,826 | $10,768iApproximate average salary by contribution assumption: employee only about $269,203 at 4% or $179,469 at 6%; with 50% employer match about $179,469 at 4% or $119,646 at 6%; with 100% employer match about $134,601 at 4% or $89,734 at 6%. |
| Bluebird Bio Inc. 401(K) Plan | - | 18 | $535,969 | $193,826 | $10,768iApproximate average salary by contribution assumption: employee only about $269,203 at 4% or $179,469 at 6%; with 50% employer match about $179,469 at 4% or $119,646 at 6%; with 100% employer match about $134,601 at 4% or $89,734 at 6%. |
| 2010 | 1 | 9 | $502,338 | $37,225 | $4,136iApproximate average salary by contribution assumption: employee only about $103,403 at 4% or $68,935 at 6%; with 50% employer match about $68,935 at 4% or $45,957 at 6%; with 100% employer match about $51,701 at 4% or $34,468 at 6%. |
| Bluebird Bio Inc. 401(K) Plan | - | 9 | $502,338 | $37,225 | $4,136iApproximate average salary by contribution assumption: employee only about $103,403 at 4% or $68,935 at 6%; with 50% employer match about $68,935 at 4% or $45,957 at 6%; with 100% employer match about $51,701 at 4% or $34,468 at 6%. |
| 2009 | 1 | 9 | $416,508 | $54,670 | $6,074iApproximate average salary by contribution assumption: employee only about $151,861 at 4% or $101,241 at 6%; with 50% employer match about $101,241 at 4% or $67,494 at 6%; with 100% employer match about $75,931 at 4% or $50,620 at 6%. |
| Bluebird Bio Inc. 401(K) Plan | - | 9 | $416,508 | $54,670 | $6,074iApproximate average salary by contribution assumption: employee only about $151,861 at 4% or $101,241 at 6%; with 50% employer match about $101,241 at 4% or $67,494 at 6%; with 100% employer match about $75,931 at 4% or $50,620 at 6%. |
| 2008 | 1 | 8 | $391,353 | $58,235 | $7,279iApproximate average salary by contribution assumption: employee only about $181,984 at 4% or $121,323 at 6%; with 50% employer match about $121,323 at 4% or $80,882 at 6%; with 100% employer match about $90,992 at 4% or $60,661 at 6%. |
| Bluebird Bio Inc. 401(K) Plan | - | 8 | $391,353 | $58,235 | $7,279iApproximate average salary by contribution assumption: employee only about $181,984 at 4% or $121,323 at 6%; with 50% employer match about $121,323 at 4% or $80,882 at 6%; with 100% employer match about $90,992 at 4% or $60,661 at 6%. |
| 2007 | 1 | 8 | $0 | $0 | - |
| Bluebird Bio Inc. 401(K) Plan | - | 8 | - | - | - |
| 2006 | 1 | 8 | $366,219 | $52,080 | $6,510iApproximate average salary by contribution assumption: employee only about $162,750 at 4% or $108,500 at 6%; with 50% employer match about $108,500 at 4% or $72,333 at 6%; with 100% employer match about $81,375 at 4% or $54,250 at 6%. |
| Bluebird Bio Inc. 401(K) Plan | - | 8 | $366,219 | $52,080 | $6,510iApproximate average salary by contribution assumption: employee only about $162,750 at 4% or $108,500 at 6%; with 50% employer match about $108,500 at 4% or $72,333 at 6%; with 100% employer match about $81,375 at 4% or $54,250 at 6%. |
| 2005 | 1 | 8 | $301,661 | $56,577 | $7,072iApproximate average salary by contribution assumption: employee only about $176,803 at 4% or $117,869 at 6%; with 50% employer match about $117,869 at 4% or $78,579 at 6%; with 100% employer match about $88,402 at 4% or $58,934 at 6%. |
| Bluebird Bio Inc. 401(K) Plan | - | 8 | $301,661 | $56,577 | $7,072iApproximate average salary by contribution assumption: employee only about $176,803 at 4% or $117,869 at 6%; with 50% employer match about $117,869 at 4% or $78,579 at 6%; with 100% employer match about $88,402 at 4% or $58,934 at 6%. |
| 2004 | 1 | 6 | $229,776 | $39,000 | $6,500iApproximate average salary by contribution assumption: employee only about $162,500 at 4% or $108,333 at 6%; with 50% employer match about $108,333 at 4% or $72,222 at 6%; with 100% employer match about $81,250 at 4% or $54,167 at 6%. |
| Bluebird Bio Inc. 401(K) Plan | - | 6 | $229,776 | $39,000 | $6,500iApproximate average salary by contribution assumption: employee only about $162,500 at 4% or $108,333 at 6%; with 50% employer match about $108,333 at 4% or $72,222 at 6%; with 100% employer match about $81,250 at 4% or $54,167 at 6%. |
| 2003 | 1 | 7 | $236,579 | $29,811 | $4,259iApproximate average salary by contribution assumption: employee only about $106,468 at 4% or $70,979 at 6%; with 50% employer match about $70,979 at 4% or $47,319 at 6%; with 100% employer match about $53,234 at 4% or $35,489 at 6%. |
| Bluebird Bio Inc. 401(K) Plan | - | 7 | $236,579 | $29,811 | $4,259iApproximate average salary by contribution assumption: employee only about $106,468 at 4% or $70,979 at 6%; with 50% employer match about $70,979 at 4% or $47,319 at 6%; with 100% employer match about $53,234 at 4% or $35,489 at 6%. |
| 2002 | 1 | 8 | $179,626 | $60,042 | $7,505iApproximate average salary by contribution assumption: employee only about $187,631 at 4% or $125,088 at 6%; with 50% employer match about $125,088 at 4% or $83,392 at 6%; with 100% employer match about $93,816 at 4% or $62,544 at 6%. |
| Bluebird Bio Inc. 401(K) Plan | - | 8 | $179,626 | $60,042 | $7,505iApproximate average salary by contribution assumption: employee only about $187,631 at 4% or $125,088 at 6%; with 50% employer match about $125,088 at 4% or $83,392 at 6%; with 100% employer match about $93,816 at 4% or $62,544 at 6%. |
| 2001 | 1 | 8 | $0 | $0 | - |
| Bluebird Bio Inc. 401(K) Plan | - | 8 | - | - | - |
| 2000 | 1 | 9 | $205,115 | $47,556 | $5,284iApproximate average salary by contribution assumption: employee only about $132,100 at 4% or $88,067 at 6%; with 50% employer match about $88,067 at 4% or $58,711 at 6%; with 100% employer match about $66,050 at 4% or $44,033 at 6%. |
| Bluebird Bio Inc. 401(K) Plan | - | 9 | $205,115 | $47,556 | $5,284iApproximate average salary by contribution assumption: employee only about $132,100 at 4% or $88,067 at 6%; with 50% employer match about $88,067 at 4% or $58,711 at 6%; with 100% employer match about $66,050 at 4% or $44,033 at 6%. |