Marc S. Arnkoff, M.D. & William Davidson, D.O. PC.
Plan context: Marc S. Arnkoff, M.D. & William Davidson, D.O. PC. Profit Sharing Plan & Trust
EIN 38-2120455 • Southfield, MI • 14 filings • 5 plans
Current Snapshot
Latest Year
2012
2012 Participants
9
2012 Assets
$3,340,767
2012 Contributions
$2,426
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 |
|---|---|---|---|---|---|
| 2012 | 2 | 9 | $3,340,767 | $2,426 | $270iApproximate average salary by contribution assumption: employee only about $6,739 at 4% or $4,493 at 6%; with 50% employer match about $4,493 at 4% or $2,995 at 6%; with 100% employer match about $3,369 at 4% or $2,246 at 6%. |
| Marc S. Arnkoff, M.D. & William Davidson, D.O. PC. Profit Sharing Plan & Trust | - | 9 | $3,340,767 | $2,426 | $270iApproximate average salary by contribution assumption: employee only about $6,739 at 4% or $4,493 at 6%; with 50% employer match about $4,493 at 4% or $2,995 at 6%; with 100% employer match about $3,369 at 4% or $2,246 at 6%. |
| Marc S. Arnkoff, M.D. & William Davidson, D.O. PC. Profit Sharing Plan & Trust | - | 0 | $0 | $0 | - |
| 2011 | 1 | 9 | $3,159,046 | $166,633 | $18,515iApproximate average salary by contribution assumption: employee only about $462,869 at 4% or $308,580 at 6%; with 50% employer match about $308,580 at 4% or $205,720 at 6%; with 100% employer match about $231,435 at 4% or $154,290 at 6%. |
| Marc S. Arnkoff, M.D. & William Davidson, D.O. PC. Profit Sharing Plan & Trust | - | 9 | $3,159,046 | $166,633 | $18,515iApproximate average salary by contribution assumption: employee only about $462,869 at 4% or $308,580 at 6%; with 50% employer match about $308,580 at 4% or $205,720 at 6%; with 100% employer match about $231,435 at 4% or $154,290 at 6%. |
| 2010 | 1 | 9 | $3,328,519 | $173,059 | $19,229iApproximate average salary by contribution assumption: employee only about $480,719 at 4% or $320,480 at 6%; with 50% employer match about $320,480 at 4% or $213,653 at 6%; with 100% employer match about $240,360 at 4% or $160,240 at 6%. |
| Marc S. Arnkoff, M.D. & William Davidson, D.O. PC. Profit Sharing Plan & Trust | - | 9 | $3,328,519 | $173,059 | $19,229iApproximate average salary by contribution assumption: employee only about $480,719 at 4% or $320,480 at 6%; with 50% employer match about $320,480 at 4% or $213,653 at 6%; with 100% employer match about $240,360 at 4% or $160,240 at 6%. |
| 2009 | 1 | 10 | $2,787,618 | $155,336 | $15,534iApproximate average salary by contribution assumption: employee only about $388,340 at 4% or $258,893 at 6%; with 50% employer match about $258,893 at 4% or $172,596 at 6%; with 100% employer match about $194,170 at 4% or $129,447 at 6%. |
| Marc S. Arnkoff, M.D. & William Davidson, D.O. PC. Profit Sharing Plan & Trust | - | 10 | $2,787,618 | $155,336 | $15,534iApproximate average salary by contribution assumption: employee only about $388,340 at 4% or $258,893 at 6%; with 50% employer match about $258,893 at 4% or $172,596 at 6%; with 100% employer match about $194,170 at 4% or $129,447 at 6%. |
| 2008 | 1 | 9 | $2,096,106 | $81,043 | $9,005iApproximate average salary by contribution assumption: employee only about $225,119 at 4% or $150,080 at 6%; with 50% employer match about $150,080 at 4% or $100,053 at 6%; with 100% employer match about $112,560 at 4% or $75,040 at 6%. |
| Marc S. Arnkoff, M.D. & William Davidson, D.O. PC. Profit Sharing Plan & Trust | - | 9 | $2,096,106 | $81,043 | $9,005iApproximate average salary by contribution assumption: employee only about $225,119 at 4% or $150,080 at 6%; with 50% employer match about $150,080 at 4% or $100,053 at 6%; with 100% employer match about $112,560 at 4% or $75,040 at 6%. |
| 2007 | 1 | 9 | $3,079,525 | $105,148 | $11,683iApproximate average salary by contribution assumption: employee only about $292,078 at 4% or $194,719 at 6%; with 50% employer match about $194,719 at 4% or $129,812 at 6%; with 100% employer match about $146,039 at 4% or $97,359 at 6%. |
| Marc S. Arnkoff, M.D. & William Davidson, D.O. PC. Profit Sharing Plan & Trust | - | 9 | $3,079,525 | $105,148 | $11,683iApproximate average salary by contribution assumption: employee only about $292,078 at 4% or $194,719 at 6%; with 50% employer match about $194,719 at 4% or $129,812 at 6%; with 100% employer match about $146,039 at 4% or $97,359 at 6%. |
| 2006 | 1 | 9 | $2,763,342 | $103,268 | $11,474iApproximate average salary by contribution assumption: employee only about $286,856 at 4% or $191,237 at 6%; with 50% employer match about $191,237 at 4% or $127,491 at 6%; with 100% employer match about $143,428 at 4% or $95,619 at 6%. |
| Marc S. Arnkoff, M.D. & William Davidson, D.O. PC. Profit Sharing Plan & Trust | - | 9 | $2,763,342 | $103,268 | $11,474iApproximate average salary by contribution assumption: employee only about $286,856 at 4% or $191,237 at 6%; with 50% employer match about $191,237 at 4% or $127,491 at 6%; with 100% employer match about $143,428 at 4% or $95,619 at 6%. |
| 2005 | 1 | 9 | $2,280,096 | $98,653 | $10,961iApproximate average salary by contribution assumption: employee only about $274,036 at 4% or $182,691 at 6%; with 50% employer match about $182,691 at 4% or $121,794 at 6%; with 100% employer match about $137,018 at 4% or $91,345 at 6%. |
| Marc S. Arnkoff, M.D. & William Davidson, D.O. PC. Profit Sharing Plan & Trust | - | 9 | $2,280,096 | $98,653 | $10,961iApproximate average salary by contribution assumption: employee only about $274,036 at 4% or $182,691 at 6%; with 50% employer match about $182,691 at 4% or $121,794 at 6%; with 100% employer match about $137,018 at 4% or $91,345 at 6%. |
| 2004 | 1 | 9 | $1,943,737 | $96,546 | $10,727iApproximate average salary by contribution assumption: employee only about $268,183 at 4% or $178,789 at 6%; with 50% employer match about $178,789 at 4% or $119,193 at 6%; with 100% employer match about $134,092 at 4% or $89,394 at 6%. |
| Marc S. Arnkoff, M.D. & William Davidson, D.O. PC. Profit Sharing Plan & Trust | - | 9 | $1,943,737 | $96,546 | $10,727iApproximate average salary by contribution assumption: employee only about $268,183 at 4% or $178,789 at 6%; with 50% employer match about $178,789 at 4% or $119,193 at 6%; with 100% employer match about $134,092 at 4% or $89,394 at 6%. |
| 2003 | 1 | 9 | $1,654,639 | $94,878 | $10,542iApproximate average salary by contribution assumption: employee only about $263,550 at 4% or $175,700 at 6%; with 50% employer match about $175,700 at 4% or $117,133 at 6%; with 100% employer match about $131,775 at 4% or $87,850 at 6%. |
| Marc S. Arnkoff, M.D. & William Davidson, D.O. PC. Profit Sharing Plan & Trust | - | 9 | $1,654,639 | $94,878 | $10,542iApproximate average salary by contribution assumption: employee only about $263,550 at 4% or $175,700 at 6%; with 50% employer match about $175,700 at 4% or $117,133 at 6%; with 100% employer match about $131,775 at 4% or $87,850 at 6%. |
| 2002 | 1 | 9 | $1,235,868 | $92,141 | $10,238iApproximate average salary by contribution assumption: employee only about $255,947 at 4% or $170,631 at 6%; with 50% employer match about $170,631 at 4% or $113,754 at 6%; with 100% employer match about $127,974 at 4% or $85,316 at 6%. |
| Marc S. Arnkoff, M.D. & William Davidson, D.O. PC. Profit Sharing Plan & Trust | - | 9 | $1,235,868 | $92,141 | $10,238iApproximate average salary by contribution assumption: employee only about $255,947 at 4% or $170,631 at 6%; with 50% employer match about $170,631 at 4% or $113,754 at 6%; with 100% employer match about $127,974 at 4% or $85,316 at 6%. |
| 2000 | 1 | 9 | $1,609,224 | $81,723 | $9,080iApproximate average salary by contribution assumption: employee only about $227,008 at 4% or $151,339 at 6%; with 50% employer match about $151,339 at 4% or $100,893 at 6%; with 100% employer match about $113,504 at 4% or $75,669 at 6%. |
| Marc S. Arnkoff, M.D. & William Davidson, D.O. PC. Profit Sharing Plan & Trust | - | 9 | $1,609,224 | $81,723 | $9,080iApproximate average salary by contribution assumption: employee only about $227,008 at 4% or $151,339 at 6%; with 50% employer match about $151,339 at 4% or $100,893 at 6%; with 100% employer match about $113,504 at 4% or $75,669 at 6%. |
| 1999 | 1 | 9 | $1,706,317 | $81,511 | $9,057iApproximate average salary by contribution assumption: employee only about $226,419 at 4% or $150,946 at 6%; with 50% employer match about $150,946 at 4% or $100,631 at 6%; with 100% employer match about $113,210 at 4% or $75,473 at 6%. |
| Marc S. Arnkoff, M.D. & William Davidson, D.O. PC. Profit Sharing Plan & Trust | - | 9 | $1,706,317 | $81,511 | $9,057iApproximate average salary by contribution assumption: employee only about $226,419 at 4% or $150,946 at 6%; with 50% employer match about $150,946 at 4% or $100,631 at 6%; with 100% employer match about $113,210 at 4% or $75,473 at 6%. |