B. Don Ahn, M.D. Inc.
Plan context: B. Don Ahn, M.D. Inc. Defined Benefit Pension Plan
EIN 33-0211827 • Upland, CA • 24 filings • 5 plans
Current Snapshot
Latest Year
2023
2023 Participants
4
2023 Assets
$1,592,829
2023 Contributions
$300,000
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 |
|---|---|---|---|---|---|
| 2023 | 1 | 4 | $1,592,829 | $0 | - |
| B. Don Ahn, M.D. Inc. Defined Benefit Pension Plan | - | 4 | $1,592,829 | $0 | - |
| 2022 | 1 | 4 | $1,518,332 | $0 | - |
| B. Don Ahn, M.D. Inc. Defined Benefit Pension Plan | - | 4 | $1,518,332 | $0 | - |
| 2021 | 1 | 4 | $1,497,080 | $0 | - |
| B. Don Ahn, M.D. Inc. Defined Benefit Pension Plan | - | 4 | $1,497,080 | - | - |
| 2020 | 1 | 4 | $1,493,878 | $0 | - |
| B. Don Ahn, M.D. Inc. Defined Benefit Pension Plan | - | 4 | $1,493,878 | - | - |
| 2019 | 1 | 2 | $6,138,125 | $0 | - |
| B. Don Ahn, M.D. Inc. Defined Benefit Pension Plan | - | 2 | $6,138,125 | - | - |
| 2018 | 1 | 2 | $5,388,675 | $300,000 | $150,000iApproximate average salary by contribution assumption: employee only about $3,750,000 at 4% or $2,500,000 at 6%; with 50% employer match about $2,500,000 at 4% or $1,666,667 at 6%; with 100% employer match about $1,875,000 at 4% or $1,250,000 at 6%. |
| B. Don Ahn, M.D. Inc. Defined Benefit Pension Plan | - | 2 | $5,388,675 | $300,000 | $150,000iApproximate average salary by contribution assumption: employee only about $3,750,000 at 4% or $2,500,000 at 6%; with 50% employer match about $2,500,000 at 4% or $1,666,667 at 6%; with 100% employer match about $1,875,000 at 4% or $1,250,000 at 6%. |
| 2017 | 1 | 2 | $4,813,618 | $350,000 | $175,000iApproximate average salary by contribution assumption: employee only about $4,375,000 at 4% or $2,916,667 at 6%; with 50% employer match about $2,916,667 at 4% or $1,944,444 at 6%; with 100% employer match about $2,187,500 at 4% or $1,458,333 at 6%. |
| B. Don Ahn, M.D. Inc. Defined Benefit Pension Plan | - | 2 | $4,813,618 | $350,000 | $175,000iApproximate average salary by contribution assumption: employee only about $4,375,000 at 4% or $2,916,667 at 6%; with 50% employer match about $2,916,667 at 4% or $1,944,444 at 6%; with 100% employer match about $2,187,500 at 4% or $1,458,333 at 6%. |
| 2016 | 1 | 2 | $4,409,897 | $200,000 | $100,000iApproximate average salary by contribution assumption: employee only about $2,500,000 at 4% or $1,666,667 at 6%; with 50% employer match about $1,666,667 at 4% or $1,111,111 at 6%; with 100% employer match about $1,250,000 at 4% or $833,333 at 6%. |
| B. Don Ahn, M.D. Inc. Defined Benefit Pension Plan | - | 2 | $4,409,897 | $200,000 | $100,000iApproximate average salary by contribution assumption: employee only about $2,500,000 at 4% or $1,666,667 at 6%; with 50% employer match about $1,666,667 at 4% or $1,111,111 at 6%; with 100% employer match about $1,250,000 at 4% or $833,333 at 6%. |
| 2015 | 1 | 4 | $4,006,126 | $150,000 | $37,500iApproximate average salary by contribution assumption: employee only about $937,500 at 4% or $625,000 at 6%; with 50% employer match about $625,000 at 4% or $416,667 at 6%; with 100% employer match about $468,750 at 4% or $312,500 at 6%. |
| B. Don Ahn, M.D. Inc. Defined Benefit Pension Plan | - | 4 | $4,006,126 | $150,000 | $37,500iApproximate average salary by contribution assumption: employee only about $937,500 at 4% or $625,000 at 6%; with 50% employer match about $625,000 at 4% or $416,667 at 6%; with 100% employer match about $468,750 at 4% or $312,500 at 6%. |
| 2014 | 1 | 6 | $3,942,974 | $130,000 | $21,667iApproximate average salary by contribution assumption: employee only about $541,667 at 4% or $361,111 at 6%; with 50% employer match about $361,111 at 4% or $240,741 at 6%; with 100% employer match about $270,833 at 4% or $180,556 at 6%. |
| B. Don Ahn, M.D. Inc. Defined Benefit Pension Plan | - | 6 | $3,942,974 | $130,000 | $21,667iApproximate average salary by contribution assumption: employee only about $541,667 at 4% or $361,111 at 6%; with 50% employer match about $361,111 at 4% or $240,741 at 6%; with 100% employer match about $270,833 at 4% or $180,556 at 6%. |
| 2013 | 1 | 9 | $3,661,498 | $18 | $2iApproximate average salary by contribution assumption: employee only about $50 at 4% or $33 at 6%; with 50% employer match about $33 at 4% or $22 at 6%; with 100% employer match about $25 at 4% or $17 at 6%. |
| B. Don Ahn, M.D. Inc. Defined Benefit Pension Plan | - | 9 | $3,661,498 | $18 | $2iApproximate average salary by contribution assumption: employee only about $50 at 4% or $33 at 6%; with 50% employer match about $33 at 4% or $22 at 6%; with 100% employer match about $25 at 4% or $17 at 6%. |
| 2012 | 1 | 11 | $3,498,781 | $180,000 | $16,364iApproximate average salary by contribution assumption: employee only about $409,091 at 4% or $272,727 at 6%; with 50% employer match about $272,727 at 4% or $181,818 at 6%; with 100% employer match about $204,545 at 4% or $136,364 at 6%. |
| B. Don Ahn, M.D. Inc. Defined Benefit Pension Plan | - | 11 | $3,498,781 | $180,000 | $16,364iApproximate average salary by contribution assumption: employee only about $409,091 at 4% or $272,727 at 6%; with 50% employer match about $272,727 at 4% or $181,818 at 6%; with 100% employer match about $204,545 at 4% or $136,364 at 6%. |
| 2011 | 1 | 12 | $3,224,720 | $300,000 | $25,000iApproximate average salary by contribution assumption: employee only about $625,000 at 4% or $416,667 at 6%; with 50% employer match about $416,667 at 4% or $277,778 at 6%; with 100% employer match about $312,500 at 4% or $208,333 at 6%. |
| B. Don Ahn, M.D. Inc. Defined Benefit Pension Plan | - | 12 | $3,224,720 | $300,000 | $25,000iApproximate average salary by contribution assumption: employee only about $625,000 at 4% or $416,667 at 6%; with 50% employer match about $416,667 at 4% or $277,778 at 6%; with 100% employer match about $312,500 at 4% or $208,333 at 6%. |
| 2010 | 1 | 12 | $2,815,523 | $500,000 | $41,667iApproximate average salary by contribution assumption: employee only about $1,041,667 at 4% or $694,444 at 6%; with 50% employer match about $694,444 at 4% or $462,963 at 6%; with 100% employer match about $520,833 at 4% or $347,222 at 6%. |
| B. Don Ahn, M.D. Inc. Defined Benefit Pension Plan | - | 12 | $2,815,523 | $500,000 | $41,667iApproximate average salary by contribution assumption: employee only about $1,041,667 at 4% or $694,444 at 6%; with 50% employer match about $694,444 at 4% or $462,963 at 6%; with 100% employer match about $520,833 at 4% or $347,222 at 6%. |
| 2009 | 1 | 12 | $2,095,663 | $264,000 | $22,000iApproximate average salary by contribution assumption: employee only about $550,000 at 4% or $366,667 at 6%; with 50% employer match about $366,667 at 4% or $244,444 at 6%; with 100% employer match about $275,000 at 4% or $183,333 at 6%. |
| B. Don Ahn, M.D. Inc. Defined Benefit Pension Plan | - | 12 | $2,095,663 | $264,000 | $22,000iApproximate average salary by contribution assumption: employee only about $550,000 at 4% or $366,667 at 6%; with 50% employer match about $366,667 at 4% or $244,444 at 6%; with 100% employer match about $275,000 at 4% or $183,333 at 6%. |
| 2006 | 1 | 10 | $2,694,170 | $200,000 | $20,000iApproximate average salary by contribution assumption: employee only about $500,000 at 4% or $333,333 at 6%; with 50% employer match about $333,333 at 4% or $222,222 at 6%; with 100% employer match about $250,000 at 4% or $166,667 at 6%. |
| B. Don Ahn, M.D. Inc. Defined Benefit Pension Plan | - | 10 | $2,694,170 | $200,000 | $20,000iApproximate average salary by contribution assumption: employee only about $500,000 at 4% or $333,333 at 6%; with 50% employer match about $333,333 at 4% or $222,222 at 6%; with 100% employer match about $250,000 at 4% or $166,667 at 6%. |
| 2005 | 1 | 12 | $0 | $0 | - |
| B. Don Ahn, M.D. Inc. Defined Benefit Pension Plan | - | 12 | - | - | - |
| 2004 | 1 | 11 | $0 | $0 | - |
| B. Don Ahn, M.D. Inc. Defined Benefit Pension Plan | - | 11 | - | - | - |
| 2003 | 1 | 10 | $0 | $0 | - |
| B. Don Ahn, M.D. Inc. Defined Benefit Pension Plan | - | 10 | - | - | - |
| 2002 | 1 | 7 | $0 | $0 | - |
| B. Don Ahn, M.D. Inc. Defined Benefit Pension Plan | - | 7 | - | - | - |
| 2001 | 2 | 8 | $0 | $0 | - |
| B. Don Ahn, M.D. Inc. Defined Benefit Pension Plan | - | 3 | - | - | - |
| B. Don Ahn, M.D. Inc. Profit Sharing Plan | - | 8 | - | - | - |
| 2000 | 1 | 5 | $0 | $0 | - |
| B. Don Ahn, M.D. Inc. Profit Sharing Plan | - | 5 | - | - | - |
| 1999 | 1 | 5 | $728,573 | $33,289 | $6,658iApproximate average salary by contribution assumption: employee only about $166,445 at 4% or $110,963 at 6%; with 50% employer match about $110,963 at 4% or $73,976 at 6%; with 100% employer match about $83,223 at 4% or $55,482 at 6%. |
| B. Don Ahn, M.D. Inc. Profit Sharing Plan | - | 5 | $728,573 | $33,289 | $6,658iApproximate average salary by contribution assumption: employee only about $166,445 at 4% or $110,963 at 6%; with 50% employer match about $110,963 at 4% or $73,976 at 6%; with 100% employer match about $83,223 at 4% or $55,482 at 6%. |