520 Corporation
Plan context: 520 Corporation Employee Savings Plan
EIN 04-2787737 • Boston, MA • 34 filings • 6 plans
Current Snapshot
Latest Year
2017
2017 Participants
20
2017 Assets
$426,218
2017 Contributions
$40,766
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 |
|---|---|---|---|---|---|
| 2017 | 1 | 0 | $0 | $0 | - |
| 520 Corporation Employee Savings Plan | - | 0 | $0 | - | - |
| 2016 | 1 | 20 | $426,218 | $0 | - |
| 520 Corporation Employee Savings Plan | - | 20 | $426,218 | - | - |
| 2015 | 1 | 0 | $1,176,260 | $0 | - |
| 520 Corporation Employee Savings Plan | - | 0 | $1,176,260 | - | - |
| 2014 | 1 | 0 | $1,701,332 | $0 | - |
| 520 Corporation Employee Savings Plan | - | 0 | $1,701,332 | - | - |
| 2013 | 1 | 0 | $1,972,391 | $0 | - |
| 520 Corporation Employee Savings Plan | - | 0 | $1,972,391 | - | - |
| 2012 | 2 | 0 | $2,120,087 | $40,766 | - |
| 520 Corporation Employee Savings Plan | - | 0 | $2,120,087 | $40,766 | - |
| 660 Corporation Health Plan | - | 0 | - | - | - |
| 2011 | 2 | 31 | $2,454,557 | $138,334 | $4,462iApproximate average salary by contribution assumption: employee only about $111,560 at 4% or $74,373 at 6%; with 50% employer match about $74,373 at 4% or $49,582 at 6%; with 100% employer match about $55,780 at 4% or $37,187 at 6%. |
| 520 Corporation Employee Savings Plan | - | 31 | $2,454,557 | $138,334 | $4,462iApproximate average salary by contribution assumption: employee only about $111,560 at 4% or $74,373 at 6%; with 50% employer match about $74,373 at 4% or $49,582 at 6%; with 100% employer match about $55,780 at 4% or $37,187 at 6%. |
| 660 Corporation Health Plan | - | 23 | - | - | - |
| 2010 | 2 | 50 | $2,668,691 | $103,375 | $2,068iApproximate average salary by contribution assumption: employee only about $51,688 at 4% or $34,458 at 6%; with 50% employer match about $34,458 at 4% or $22,972 at 6%; with 100% employer match about $25,844 at 4% or $17,229 at 6%. |
| 520 Corporation Employee Savings Plan | - | 50 | $2,668,691 | $103,375 | $2,068iApproximate average salary by contribution assumption: employee only about $51,688 at 4% or $34,458 at 6%; with 50% employer match about $34,458 at 4% or $22,972 at 6%; with 100% employer match about $25,844 at 4% or $17,229 at 6%. |
| 660 Corporation Health Plan | - | 39 | - | - | - |
| 2009 | 2 | 38 | $2,742,377 | $135,068 | $3,554iApproximate average salary by contribution assumption: employee only about $88,861 at 4% or $59,240 at 6%; with 50% employer match about $59,240 at 4% or $39,494 at 6%; with 100% employer match about $44,430 at 4% or $29,620 at 6%. |
| 520 Corporation Employee Savings Plan | - | 38 | $2,742,377 | $135,068 | $3,554iApproximate average salary by contribution assumption: employee only about $88,861 at 4% or $59,240 at 6%; with 50% employer match about $59,240 at 4% or $39,494 at 6%; with 100% employer match about $44,430 at 4% or $29,620 at 6%. |
| 660 Corporation Health Plan | - | 26 | - | - | - |
| 2008 | 2 | 38 | $2,561,613 | $141,650 | $3,728iApproximate average salary by contribution assumption: employee only about $93,191 at 4% or $62,127 at 6%; with 50% employer match about $62,127 at 4% or $41,418 at 6%; with 100% employer match about $46,595 at 4% or $31,064 at 6%. |
| 520 Corporation Employee Savings Plan | - | 38 | $2,561,613 | $141,650 | $3,728iApproximate average salary by contribution assumption: employee only about $93,191 at 4% or $62,127 at 6%; with 50% employer match about $62,127 at 4% or $41,418 at 6%; with 100% employer match about $46,595 at 4% or $31,064 at 6%. |
| 660 Corporation Health Plan | - | 24 | - | - | - |
| 2007 | 2 | 34 | $4,047,891 | $117,520 | $3,456iApproximate average salary by contribution assumption: employee only about $86,412 at 4% or $57,608 at 6%; with 50% employer match about $57,608 at 4% or $38,405 at 6%; with 100% employer match about $43,206 at 4% or $28,804 at 6%. |
| 520 Corporation Employee Savings Plan | - | 34 | $4,047,891 | $117,520 | $3,456iApproximate average salary by contribution assumption: employee only about $86,412 at 4% or $57,608 at 6%; with 50% employer match about $57,608 at 4% or $38,405 at 6%; with 100% employer match about $43,206 at 4% or $28,804 at 6%. |
| 660 Corporation Health Plan | - | 21 | - | - | - |
| 2006 | 2 | 37 | $3,753,497 | $110,354 | $2,983iApproximate average salary by contribution assumption: employee only about $74,564 at 4% or $49,709 at 6%; with 50% employer match about $49,709 at 4% or $33,139 at 6%; with 100% employer match about $37,282 at 4% or $24,855 at 6%. |
| 520 Corporation Employee Savings Plan | - | 37 | $3,753,497 | $110,354 | $2,983iApproximate average salary by contribution assumption: employee only about $74,564 at 4% or $49,709 at 6%; with 50% employer match about $49,709 at 4% or $33,139 at 6%; with 100% employer match about $37,282 at 4% or $24,855 at 6%. |
| 660 Corporation Health Plan | - | 23 | - | - | - |
| 2005 | 2 | 29 | $4,011,865 | $99,791 | $3,441iApproximate average salary by contribution assumption: employee only about $86,027 at 4% or $57,351 at 6%; with 50% employer match about $57,351 at 4% or $38,234 at 6%; with 100% employer match about $43,013 at 4% or $28,676 at 6%. |
| 520 Corporation Employee Savings Plan | - | 29 | $4,011,865 | $99,791 | $3,441iApproximate average salary by contribution assumption: employee only about $86,027 at 4% or $57,351 at 6%; with 50% employer match about $57,351 at 4% or $38,234 at 6%; with 100% employer match about $43,013 at 4% or $28,676 at 6%. |
| 660 Corporation Health Plan | - | 0 | - | - | - |
| 2004 | 2 | 163 | $3,747,389 | $79,387 | $487iApproximate average salary by contribution assumption: employee only about $12,176 at 4% or $8,117 at 6%; with 50% employer match about $8,117 at 4% or $5,412 at 6%; with 100% employer match about $6,088 at 4% or $4,059 at 6%. |
| 520 Corporation Employee Savings Plan | - | 163 | $3,747,389 | $79,387 | $487iApproximate average salary by contribution assumption: employee only about $12,176 at 4% or $8,117 at 6%; with 50% employer match about $8,117 at 4% or $5,412 at 6%; with 100% employer match about $6,088 at 4% or $4,059 at 6%. |
| 660 Corporation Health Plan | - | 16 | - | - | - |
| 2003 | 2 | 174 | $3,651,719 | $67,839 | $390iApproximate average salary by contribution assumption: employee only about $9,747 at 4% or $6,498 at 6%; with 50% employer match about $6,498 at 4% or $4,332 at 6%; with 100% employer match about $4,873 at 4% or $3,249 at 6%. |
| 520 Corporation Employee Savings Plan | - | 174 | $3,651,719 | $67,839 | $390iApproximate average salary by contribution assumption: employee only about $9,747 at 4% or $6,498 at 6%; with 50% employer match about $6,498 at 4% or $4,332 at 6%; with 100% employer match about $4,873 at 4% or $3,249 at 6%. |
| 660 Corporation Health Plan | - | 17 | - | - | - |
| 2002 | 2 | 176 | $0 | $0 | - |
| 660 Corporation Health Plan | - | 16 | - | - | - |
| 520 Corporation Employee Savings Plan | - | 176 | - | - | - |
| 2001 | 2 | 181 | $0 | $0 | - |
| 660 Corporation Health Plan | - | 19 | - | - | - |
| 520 Corporation Employee Savings Plan | - | 181 | - | - | - |
| 2000 | 2 | 24 | $4,353,052 | $122,923 | $5,122iApproximate average salary by contribution assumption: employee only about $128,045 at 4% or $85,363 at 6%; with 50% employer match about $85,363 at 4% or $56,909 at 6%; with 100% employer match about $64,022 at 4% or $42,682 at 6%. |
| 520 Corporation Employee Savings Plan | - | 0 | $4,353,052 | $122,923 | - |
| 660 Corporation Health Plan | - | 24 | - | - | - |
| 1999 | 3 | 13 | $4,634,500 | $205,257 | $15,789iApproximate average salary by contribution assumption: employee only about $394,725 at 4% or $263,150 at 6%; with 50% employer match about $263,150 at 4% or $175,433 at 6%; with 100% employer match about $197,363 at 4% or $131,575 at 6%. |
| 520 Corporation Employee Savings Plan | - | 13 | $4,634,500 | $205,257 | $15,789iApproximate average salary by contribution assumption: employee only about $394,725 at 4% or $263,150 at 6%; with 50% employer match about $263,150 at 4% or $175,433 at 6%; with 100% employer match about $197,363 at 4% or $131,575 at 6%. |
| 660 Corporation Health Plan | - | 0 | - | - | - |
| 660 Corporation Health Plan | - | 0 | - | - | - |