Hydrocephalus Association
Plan context: Hydrocephalus Association 403(B) Plan
EIN 94-3000301 • Bethesda, MD • 13 filings • 1 plans
Current Snapshot
Latest Year
2025
2025 Participants
22
2025 Assets
$1,949,449
2025 Contributions
$187,711
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 |
|---|---|---|---|---|---|
| 2025 | 1 | 22 | $1,949,449 | $187,711 | $8,532iApproximate average salary by contribution assumption: employee only about $213,308 at 4% or $142,205 at 6%; with 50% employer match about $142,205 at 4% or $94,804 at 6%; with 100% employer match about $106,654 at 4% or $71,103 at 6%. |
| Hydrocephalus Association 403(B) Plan | - | 22 | $1,949,449 | $187,711 | $8,532iApproximate average salary by contribution assumption: employee only about $213,308 at 4% or $142,205 at 6%; with 50% employer match about $142,205 at 4% or $94,804 at 6%; with 100% employer match about $106,654 at 4% or $71,103 at 6%. |
| 2024 | 1 | 23 | $1,538,976 | $194,129 | $8,440iApproximate average salary by contribution assumption: employee only about $211,010 at 4% or $140,673 at 6%; with 50% employer match about $140,673 at 4% or $93,782 at 6%; with 100% employer match about $105,505 at 4% or $70,337 at 6%. |
| Hydrocephalus Association 403(B) Plan | - | 23 | $1,538,976 | $194,129 | $8,440iApproximate average salary by contribution assumption: employee only about $211,010 at 4% or $140,673 at 6%; with 50% employer match about $140,673 at 4% or $93,782 at 6%; with 100% employer match about $105,505 at 4% or $70,337 at 6%. |
| 2023 | 1 | 22 | $1,208,604 | $178,208 | $8,100iApproximate average salary by contribution assumption: employee only about $202,509 at 4% or $135,006 at 6%; with 50% employer match about $135,006 at 4% or $90,004 at 6%; with 100% employer match about $101,255 at 4% or $67,503 at 6%. |
| Hydrocephalus Association 403(B) Plan | - | 22 | $1,208,604 | $178,208 | $8,100iApproximate average salary by contribution assumption: employee only about $202,509 at 4% or $135,006 at 6%; with 50% employer match about $135,006 at 4% or $90,004 at 6%; with 100% employer match about $101,255 at 4% or $67,503 at 6%. |
| 2022 | 1 | 22 | $977,162 | $150,948 | $6,861iApproximate average salary by contribution assumption: employee only about $171,532 at 4% or $114,355 at 6%; with 50% employer match about $114,355 at 4% or $76,236 at 6%; with 100% employer match about $85,766 at 4% or $57,177 at 6%. |
| Hydrocephalus Association 403(B) Plan | - | 22 | $977,162 | $150,948 | $6,861iApproximate average salary by contribution assumption: employee only about $171,532 at 4% or $114,355 at 6%; with 50% employer match about $114,355 at 4% or $76,236 at 6%; with 100% employer match about $85,766 at 4% or $57,177 at 6%. |
| 2021 | 1 | 19 | $1,118,765 | $127,656 | $6,719iApproximate average salary by contribution assumption: employee only about $167,968 at 4% or $111,979 at 6%; with 50% employer match about $111,979 at 4% or $74,653 at 6%; with 100% employer match about $83,984 at 4% or $55,989 at 6%. |
| Hydrocephalus Association 403(B) Plan | - | 19 | $1,118,765 | $127,656 | $6,719iApproximate average salary by contribution assumption: employee only about $167,968 at 4% or $111,979 at 6%; with 50% employer match about $111,979 at 4% or $74,653 at 6%; with 100% employer match about $83,984 at 4% or $55,989 at 6%. |
| 2020 | 1 | 21 | $869,400 | $119,720 | $5,701iApproximate average salary by contribution assumption: employee only about $142,524 at 4% or $95,016 at 6%; with 50% employer match about $95,016 at 4% or $63,344 at 6%; with 100% employer match about $71,262 at 4% or $47,508 at 6%. |
| Hydrocephalus Association 403(B) Plan | - | 21 | $869,400 | $119,720 | $5,701iApproximate average salary by contribution assumption: employee only about $142,524 at 4% or $95,016 at 6%; with 50% employer match about $95,016 at 4% or $63,344 at 6%; with 100% employer match about $71,262 at 4% or $47,508 at 6%. |
| 2019 | 1 | 20 | $619,674 | $91,008 | $4,550iApproximate average salary by contribution assumption: employee only about $113,760 at 4% or $75,840 at 6%; with 50% employer match about $75,840 at 4% or $50,560 at 6%; with 100% employer match about $56,880 at 4% or $37,920 at 6%. |
| Hydrocephalus Association 403(B) Plan | - | 20 | $619,674 | $91,008 | $4,550iApproximate average salary by contribution assumption: employee only about $113,760 at 4% or $75,840 at 6%; with 50% employer match about $75,840 at 4% or $50,560 at 6%; with 100% employer match about $56,880 at 4% or $37,920 at 6%. |
| 2018 | 1 | 17 | $437,383 | $105,066 | $6,180iApproximate average salary by contribution assumption: employee only about $154,509 at 4% or $103,006 at 6%; with 50% employer match about $103,006 at 4% or $68,671 at 6%; with 100% employer match about $77,254 at 4% or $51,503 at 6%. |
| Hydrocephalus Association 403(B) Plan | - | 17 | $437,383 | $105,066 | $6,180iApproximate average salary by contribution assumption: employee only about $154,509 at 4% or $103,006 at 6%; with 50% employer match about $103,006 at 4% or $68,671 at 6%; with 100% employer match about $77,254 at 4% or $51,503 at 6%. |
| 2017 | 1 | 18 | $444,015 | $128,725 | $7,151iApproximate average salary by contribution assumption: employee only about $178,785 at 4% or $119,190 at 6%; with 50% employer match about $119,190 at 4% or $79,460 at 6%; with 100% employer match about $89,392 at 4% or $59,595 at 6%. |
| Hydrocephalus Association 403(B) Plan | - | 18 | $444,015 | $128,725 | $7,151iApproximate average salary by contribution assumption: employee only about $178,785 at 4% or $119,190 at 6%; with 50% employer match about $119,190 at 4% or $79,460 at 6%; with 100% employer match about $89,392 at 4% or $59,595 at 6%. |
| 2016 | 1 | 15 | $259,784 | $78,477 | $5,232iApproximate average salary by contribution assumption: employee only about $130,795 at 4% or $87,197 at 6%; with 50% employer match about $87,197 at 4% or $58,131 at 6%; with 100% employer match about $65,398 at 4% or $43,598 at 6%. |
| Hydrocephalus Association 403(B) Plan | - | 15 | $259,784 | $78,477 | $5,232iApproximate average salary by contribution assumption: employee only about $130,795 at 4% or $87,197 at 6%; with 50% employer match about $87,197 at 4% or $58,131 at 6%; with 100% employer match about $65,398 at 4% or $43,598 at 6%. |
| 2015 | 1 | 12 | $161,536 | $77,956 | $6,496iApproximate average salary by contribution assumption: employee only about $162,408 at 4% or $108,272 at 6%; with 50% employer match about $108,272 at 4% or $72,181 at 6%; with 100% employer match about $81,204 at 4% or $54,136 at 6%. |
| Hydrocephalus Association 403(B) Plan | - | 12 | $161,536 | $77,956 | $6,496iApproximate average salary by contribution assumption: employee only about $162,408 at 4% or $108,272 at 6%; with 50% employer match about $108,272 at 4% or $72,181 at 6%; with 100% employer match about $81,204 at 4% or $54,136 at 6%. |
| 2014 | 1 | 11 | $88,404 | $75,651 | $6,877iApproximate average salary by contribution assumption: employee only about $171,934 at 4% or $114,623 at 6%; with 50% employer match about $114,623 at 4% or $76,415 at 6%; with 100% employer match about $85,967 at 4% or $57,311 at 6%. |
| Hydrocephalus Association 403(B) Plan | - | 11 | $88,404 | $75,651 | $6,877iApproximate average salary by contribution assumption: employee only about $171,934 at 4% or $114,623 at 6%; with 50% employer match about $114,623 at 4% or $76,415 at 6%; with 100% employer match about $85,967 at 4% or $57,311 at 6%. |
| 2013 | 1 | 9 | $9,779 | $9,607 | $1,067iApproximate average salary by contribution assumption: employee only about $26,686 at 4% or $17,791 at 6%; with 50% employer match about $17,791 at 4% or $11,860 at 6%; with 100% employer match about $13,343 at 4% or $8,895 at 6%. |
| Hydrocephalus Association 403(B) Plan | - | 9 | $9,779 | $9,607 | $1,067iApproximate average salary by contribution assumption: employee only about $26,686 at 4% or $17,791 at 6%; with 50% employer match about $17,791 at 4% or $11,860 at 6%; with 100% employer match about $13,343 at 4% or $8,895 at 6%. |