Current Snapshot
Latest Year
2024
2024 Participants
1,568
2024 Assets
$723,152,617
2024 Contributions
$37,964,673
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 | 2 | 1,568 | $723,152,617 | $37,964,673 | $24,212iApproximate average salary by contribution assumption: employee only about $605,304 at 4% or $403,536 at 6%; with 50% employer match about $403,536 at 4% or $269,024 at 6%; with 100% employer match about $302,652 at 4% or $201,768 at 6%. |
| Arup Us Retirement Savings Plan | - | 1,483 | $723,152,617 | $37,964,673 | $25,600iApproximate average salary by contribution assumption: employee only about $639,998 at 4% or $426,665 at 6%; with 50% employer match about $426,665 at 4% or $284,443 at 6%; with 100% employer match about $319,999 at 4% or $213,333 at 6%. |
| Arup Us Inc. Limited Flexible Benefit Plan | - | 1,568 | - | - | - |
| 2023 | 1 | 1,487 | $606,180,752 | $38,290,401 | $25,750iApproximate average salary by contribution assumption: employee only about $643,753 at 4% or $429,168 at 6%; with 50% employer match about $429,168 at 4% or $286,112 at 6%; with 100% employer match about $321,876 at 4% or $214,584 at 6%. |
| Arup Us Retirement Savings Plan | - | 1,487 | $606,180,752 | $38,290,401 | $25,750iApproximate average salary by contribution assumption: employee only about $643,753 at 4% or $429,168 at 6%; with 50% employer match about $429,168 at 4% or $286,112 at 6%; with 100% employer match about $321,876 at 4% or $214,584 at 6%. |
| 2022 | 1 | 1,445 | $480,342,693 | $32,800,183 | $22,699iApproximate average salary by contribution assumption: employee only about $567,477 at 4% or $378,318 at 6%; with 50% employer match about $378,318 at 4% or $252,212 at 6%; with 100% employer match about $283,739 at 4% or $189,159 at 6%. |
| Arup Us Retirement Savings Plan | - | 1,445 | $480,342,693 | $32,800,183 | $22,699iApproximate average salary by contribution assumption: employee only about $567,477 at 4% or $378,318 at 6%; with 50% employer match about $378,318 at 4% or $252,212 at 6%; with 100% employer match about $283,739 at 4% or $189,159 at 6%. |
| 2021 | 1 | 1,275 | $583,042,921 | $29,157,935 | $22,869iApproximate average salary by contribution assumption: employee only about $571,724 at 4% or $381,149 at 6%; with 50% employer match about $381,149 at 4% or $254,100 at 6%; with 100% employer match about $285,862 at 4% or $190,575 at 6%. |
| Arup Us Retirement Savings Plan | - | 1,275 | $583,042,921 | $29,157,935 | $22,869iApproximate average salary by contribution assumption: employee only about $571,724 at 4% or $381,149 at 6%; with 50% employer match about $381,149 at 4% or $254,100 at 6%; with 100% employer match about $285,862 at 4% or $190,575 at 6%. |