James P. Kostas, DMD PC
Plan context: James P. Kostas, DMD PC 401(K) Profit Sharing Plan
EIN 80-0021556 • Burlington, MA • 23 filings • 4 plans
Current Snapshot
Latest Year
2024
2024 Participants
9
2024 Assets
$4,247,822
2024 Contributions
$158,015
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 | 1 | 9 | $4,247,822 | $158,015 | $17,557iApproximate average salary by contribution assumption: employee only about $438,931 at 4% or $292,620 at 6%; with 50% employer match about $292,620 at 4% or $195,080 at 6%; with 100% employer match about $219,465 at 4% or $146,310 at 6%. |
| James P. Kostas, DMD PC 401(K) Profit Sharing Plan | - | 9 | $4,247,822 | $158,015 | $17,557iApproximate average salary by contribution assumption: employee only about $438,931 at 4% or $292,620 at 6%; with 50% employer match about $292,620 at 4% or $195,080 at 6%; with 100% employer match about $219,465 at 4% or $146,310 at 6%. |
| 2023 | 1 | 9 | $3,664,635 | $151,097 | $16,789iApproximate average salary by contribution assumption: employee only about $419,714 at 4% or $279,809 at 6%; with 50% employer match about $279,809 at 4% or $186,540 at 6%; with 100% employer match about $209,857 at 4% or $139,905 at 6%. |
| James P. Kostas, DMD PC 401(K) Profit Sharing Plan | - | 9 | $3,664,635 | $151,097 | $16,789iApproximate average salary by contribution assumption: employee only about $419,714 at 4% or $279,809 at 6%; with 50% employer match about $279,809 at 4% or $186,540 at 6%; with 100% employer match about $209,857 at 4% or $139,905 at 6%. |
| 2022 | 1 | 10 | $3,116,298 | $139,001 | $13,900iApproximate average salary by contribution assumption: employee only about $347,503 at 4% or $231,668 at 6%; with 50% employer match about $231,668 at 4% or $154,446 at 6%; with 100% employer match about $173,751 at 4% or $115,834 at 6%. |
| James P. Kostas, DMD PC 401(K) Profit Sharing Plan | - | 10 | $3,116,298 | $139,001 | $13,900iApproximate average salary by contribution assumption: employee only about $347,503 at 4% or $231,668 at 6%; with 50% employer match about $231,668 at 4% or $154,446 at 6%; with 100% employer match about $173,751 at 4% or $115,834 at 6%. |
| 2021 | 1 | 8 | $3,631,420 | $126,869 | $15,859iApproximate average salary by contribution assumption: employee only about $396,466 at 4% or $264,310 at 6%; with 50% employer match about $264,310 at 4% or $176,207 at 6%; with 100% employer match about $198,233 at 4% or $132,155 at 6%. |
| James P. Kostas, DMD PC 401(K) Profit Sharing Plan | - | 8 | $3,631,420 | $126,869 | $15,859iApproximate average salary by contribution assumption: employee only about $396,466 at 4% or $264,310 at 6%; with 50% employer match about $264,310 at 4% or $176,207 at 6%; with 100% employer match about $198,233 at 4% or $132,155 at 6%. |
| 2020 | 1 | 8 | $3,188,580 | $115,124 | $14,391iApproximate average salary by contribution assumption: employee only about $359,763 at 4% or $239,842 at 6%; with 50% employer match about $239,842 at 4% or $159,894 at 6%; with 100% employer match about $179,881 at 4% or $119,921 at 6%. |
| James P. Kostas, DMD PC 401(K) Profit Sharing Plan | - | 8 | $3,188,580 | $115,124 | $14,391iApproximate average salary by contribution assumption: employee only about $359,763 at 4% or $239,842 at 6%; with 50% employer match about $239,842 at 4% or $159,894 at 6%; with 100% employer match about $179,881 at 4% or $119,921 at 6%. |
| 2019 | 1 | 8 | $2,586,371 | $112,515 | $14,064iApproximate average salary by contribution assumption: employee only about $351,609 at 4% or $234,406 at 6%; with 50% employer match about $234,406 at 4% or $156,271 at 6%; with 100% employer match about $175,805 at 4% or $117,203 at 6%. |
| James P. Kostas, DMD PC 401(K) Profit Sharing Plan | - | 8 | $2,586,371 | $112,515 | $14,064iApproximate average salary by contribution assumption: employee only about $351,609 at 4% or $234,406 at 6%; with 50% employer match about $234,406 at 4% or $156,271 at 6%; with 100% employer match about $175,805 at 4% or $117,203 at 6%. |
| 2018 | 1 | 8 | $2,058,542 | $107,982 | $13,498iApproximate average salary by contribution assumption: employee only about $337,444 at 4% or $224,963 at 6%; with 50% employer match about $224,963 at 4% or $149,975 at 6%; with 100% employer match about $168,722 at 4% or $112,481 at 6%. |
| James P. Kostas, DMD PC 401(K) Profit Sharing Plan | - | 8 | $2,058,542 | $107,982 | $13,498iApproximate average salary by contribution assumption: employee only about $337,444 at 4% or $224,963 at 6%; with 50% employer match about $224,963 at 4% or $149,975 at 6%; with 100% employer match about $168,722 at 4% or $112,481 at 6%. |
| 2017 | 1 | 9 | $2,143,370 | $110,265 | $12,252iApproximate average salary by contribution assumption: employee only about $306,292 at 4% or $204,194 at 6%; with 50% employer match about $204,194 at 4% or $136,130 at 6%; with 100% employer match about $153,146 at 4% or $102,097 at 6%. |
| James P. Kostas, DMD PC 401(K) Profit Sharing Plan | - | 9 | $2,143,370 | $110,265 | $12,252iApproximate average salary by contribution assumption: employee only about $306,292 at 4% or $204,194 at 6%; with 50% employer match about $204,194 at 4% or $136,130 at 6%; with 100% employer match about $153,146 at 4% or $102,097 at 6%. |
| 2016 | 1 | 10 | $1,714,793 | $106,672 | $10,667iApproximate average salary by contribution assumption: employee only about $266,680 at 4% or $177,787 at 6%; with 50% employer match about $177,787 at 4% or $118,524 at 6%; with 100% employer match about $133,340 at 4% or $88,893 at 6%. |
| James P. Kostas, DMD PC 401(K) Profit Sharing Plan | - | 10 | $1,714,793 | $106,672 | $10,667iApproximate average salary by contribution assumption: employee only about $266,680 at 4% or $177,787 at 6%; with 50% employer match about $177,787 at 4% or $118,524 at 6%; with 100% employer match about $133,340 at 4% or $88,893 at 6%. |
| 2015 | 1 | 9 | $1,500,762 | $96,566 | $10,730iApproximate average salary by contribution assumption: employee only about $268,239 at 4% or $178,826 at 6%; with 50% employer match about $178,826 at 4% or $119,217 at 6%; with 100% employer match about $134,119 at 4% or $89,413 at 6%. |
| James P. Kostas, DMD PC 401(K) Profit Sharing Plan | - | 9 | $1,500,762 | $96,566 | $10,730iApproximate average salary by contribution assumption: employee only about $268,239 at 4% or $178,826 at 6%; with 50% employer match about $178,826 at 4% or $119,217 at 6%; with 100% employer match about $134,119 at 4% or $89,413 at 6%. |
| 2014 | 1 | 9 | $1,425,002 | $98,519 | $10,947iApproximate average salary by contribution assumption: employee only about $273,664 at 4% or $182,443 at 6%; with 50% employer match about $182,443 at 4% or $121,628 at 6%; with 100% employer match about $136,832 at 4% or $91,221 at 6%. |
| James P. Kostas, DMD PC 401(K) Profit Sharing Plan | - | 9 | $1,425,002 | $98,519 | $10,947iApproximate average salary by contribution assumption: employee only about $273,664 at 4% or $182,443 at 6%; with 50% employer match about $182,443 at 4% or $121,628 at 6%; with 100% employer match about $136,832 at 4% or $91,221 at 6%. |
| 2013 | 1 | 9 | $1,254,006 | $97,368 | $10,819iApproximate average salary by contribution assumption: employee only about $270,467 at 4% or $180,311 at 6%; with 50% employer match about $180,311 at 4% or $120,207 at 6%; with 100% employer match about $135,233 at 4% or $90,156 at 6%. |
| James P. Kostas, DMD PC 401(K) Profit Sharing Plan | - | 9 | $1,254,006 | $97,368 | $10,819iApproximate average salary by contribution assumption: employee only about $270,467 at 4% or $180,311 at 6%; with 50% employer match about $180,311 at 4% or $120,207 at 6%; with 100% employer match about $135,233 at 4% or $90,156 at 6%. |
| 2012 | 1 | 8 | $970,528 | $94,049 | $11,756iApproximate average salary by contribution assumption: employee only about $293,903 at 4% or $195,935 at 6%; with 50% employer match about $195,935 at 4% or $130,624 at 6%; with 100% employer match about $146,952 at 4% or $97,968 at 6%. |
| James P. Kostas, DMD PC 401(K) Profit Sharing Plan | - | 8 | $970,528 | $94,049 | $11,756iApproximate average salary by contribution assumption: employee only about $293,903 at 4% or $195,935 at 6%; with 50% employer match about $195,935 at 4% or $130,624 at 6%; with 100% employer match about $146,952 at 4% or $97,968 at 6%. |
| 2011 | 1 | 8 | $788,425 | $88,171 | $11,021iApproximate average salary by contribution assumption: employee only about $275,534 at 4% or $183,690 at 6%; with 50% employer match about $183,690 at 4% or $122,460 at 6%; with 100% employer match about $137,767 at 4% or $91,845 at 6%. |
| James P. Kostas, DMD PC 401(K) Profit Sharing Plan | - | 8 | $788,425 | $88,171 | $11,021iApproximate average salary by contribution assumption: employee only about $275,534 at 4% or $183,690 at 6%; with 50% employer match about $183,690 at 4% or $122,460 at 6%; with 100% employer match about $137,767 at 4% or $91,845 at 6%. |
| 2010 | 1 | 7 | $736,253 | $78,655 | $11,236iApproximate average salary by contribution assumption: employee only about $280,911 at 4% or $187,274 at 6%; with 50% employer match about $187,274 at 4% or $124,849 at 6%; with 100% employer match about $140,455 at 4% or $93,637 at 6%. |
| James P. Kostas, DMD PC 401(K) Profit Sharing Plan | - | 7 | $736,253 | $78,655 | $11,236iApproximate average salary by contribution assumption: employee only about $280,911 at 4% or $187,274 at 6%; with 50% employer match about $187,274 at 4% or $124,849 at 6%; with 100% employer match about $140,455 at 4% or $93,637 at 6%. |
| 2009 | 1 | 7 | $617,007 | $84,154 | $12,022iApproximate average salary by contribution assumption: employee only about $300,550 at 4% or $200,367 at 6%; with 50% employer match about $200,367 at 4% or $133,578 at 6%; with 100% employer match about $150,275 at 4% or $100,183 at 6%. |
| James P. Kostas, DMD PC 401(K) Profit Sharing Plan | - | 7 | $617,007 | $84,154 | $12,022iApproximate average salary by contribution assumption: employee only about $300,550 at 4% or $200,367 at 6%; with 50% employer match about $200,367 at 4% or $133,578 at 6%; with 100% employer match about $150,275 at 4% or $100,183 at 6%. |
| 2008 | 1 | 6 | $406,127 | $45,096 | $7,516iApproximate average salary by contribution assumption: employee only about $187,900 at 4% or $125,267 at 6%; with 50% employer match about $125,267 at 4% or $83,511 at 6%; with 100% employer match about $93,950 at 4% or $62,633 at 6%. |
| James P. Kostas, DMD PC 401(K) Profit Sharing Plan | - | 6 | $406,127 | $45,096 | $7,516iApproximate average salary by contribution assumption: employee only about $187,900 at 4% or $125,267 at 6%; with 50% employer match about $125,267 at 4% or $83,511 at 6%; with 100% employer match about $93,950 at 4% or $62,633 at 6%. |
| 2007 | 1 | 7 | $515,426 | $57,065 | $8,152iApproximate average salary by contribution assumption: employee only about $203,804 at 4% or $135,869 at 6%; with 50% employer match about $135,869 at 4% or $90,579 at 6%; with 100% employer match about $101,902 at 4% or $67,935 at 6%. |
| James P. Kostas, DMD PC 401(K) Profit Sharing Plan | - | 7 | $515,426 | $57,065 | $8,152iApproximate average salary by contribution assumption: employee only about $203,804 at 4% or $135,869 at 6%; with 50% employer match about $135,869 at 4% or $90,579 at 6%; with 100% employer match about $101,902 at 4% or $67,935 at 6%. |
| 2006 | 1 | 7 | $437,072 | $54,469 | $7,781iApproximate average salary by contribution assumption: employee only about $194,532 at 4% or $129,688 at 6%; with 50% employer match about $129,688 at 4% or $86,459 at 6%; with 100% employer match about $97,266 at 4% or $64,844 at 6%. |
| James P. Kostas, DMD PC 401(K) Profit Sharing Plan | - | 7 | $437,072 | $54,469 | $7,781iApproximate average salary by contribution assumption: employee only about $194,532 at 4% or $129,688 at 6%; with 50% employer match about $129,688 at 4% or $86,459 at 6%; with 100% employer match about $97,266 at 4% or $64,844 at 6%. |
| 2005 | 1 | 4 | $338,477 | $48,290 | $12,073iApproximate average salary by contribution assumption: employee only about $301,813 at 4% or $201,208 at 6%; with 50% employer match about $201,208 at 4% or $134,139 at 6%; with 100% employer match about $150,906 at 4% or $100,604 at 6%. |
| James P. Kostas, DMD PC 401(K) Profit Sharing Plan | - | 4 | $338,477 | $48,290 | $12,073iApproximate average salary by contribution assumption: employee only about $301,813 at 4% or $201,208 at 6%; with 50% employer match about $201,208 at 4% or $134,139 at 6%; with 100% employer match about $150,906 at 4% or $100,604 at 6%. |
| 2004 | 1 | 3 | $263,175 | $48,718 | $16,239iApproximate average salary by contribution assumption: employee only about $405,983 at 4% or $270,656 at 6%; with 50% employer match about $270,656 at 4% or $180,437 at 6%; with 100% employer match about $202,992 at 4% or $135,328 at 6%. |
| James P. Kostas, DMD PC 401(K) Profit Sharing Plan | - | 3 | $263,175 | $48,718 | $16,239iApproximate average salary by contribution assumption: employee only about $405,983 at 4% or $270,656 at 6%; with 50% employer match about $270,656 at 4% or $180,437 at 6%; with 100% employer match about $202,992 at 4% or $135,328 at 6%. |
| 2003 | 1 | 2 | $192,276 | $37,893 | $18,947iApproximate average salary by contribution assumption: employee only about $473,663 at 4% or $315,775 at 6%; with 50% employer match about $315,775 at 4% or $210,517 at 6%; with 100% employer match about $236,831 at 4% or $157,888 at 6%. |
| James P. Kostas, DMD PC 401(K) Profit Sharing Plan | - | 2 | $192,276 | $37,893 | $18,947iApproximate average salary by contribution assumption: employee only about $473,663 at 4% or $315,775 at 6%; with 50% employer match about $315,775 at 4% or $210,517 at 6%; with 100% employer match about $236,831 at 4% or $157,888 at 6%. |
| 2002 | 1 | 2 | $130,558 | $30,000 | $15,000iApproximate average salary by contribution assumption: employee only about $375,000 at 4% or $250,000 at 6%; with 50% employer match about $250,000 at 4% or $166,667 at 6%; with 100% employer match about $187,500 at 4% or $125,000 at 6%. |
| James P. Kostas, DMD PC 401(K) Profit Sharing Plan | - | 2 | $130,558 | $30,000 | $15,000iApproximate average salary by contribution assumption: employee only about $375,000 at 4% or $250,000 at 6%; with 50% employer match about $250,000 at 4% or $166,667 at 6%; with 100% employer match about $187,500 at 4% or $125,000 at 6%. |