401(k) · DOL Form 5500 · 2024

Arthur D. Little LLC 401(k) Plan

Data updated 2026-08-25

$15M
Total assets Small plan by assets
61
Participants Small participant base
65th
Percentile by assets National rank
$247,529
Avg per participant Above avg balance/head
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Official DOL plan name: Arthur D. Little 401(k) Plan · Sponsored by Arthur D. Little LLC · Massachusetts · Professional & Technical Services

$15M in assets, 61 participants

Arthur D. Little LLC's Arthur D. Little 401(k) Plan reported $15M in total assets and 61 participants in its 2024 DOL Form 5500 filing, ranking in the 65th percentile by assets among filed plans. Figures are as reported by the plan sponsor to the Department of Labor, not audited or endorsed by PlainRetire.

  • #12,855 in Professional & Technical Services (20,173 peers)

Arthur D. Little LLC multi-year trail

Arthur D. Little LLC's plans moved +69.8% in assets from 2022 to 2024; this filing shows Arthur D. Little 401(k) Plan at $15M / 61 participants.

#12,855
in Professional & Technical Services (20,173 peers)
+31.3%
assets growth YoY

Arthur D. Little 401(k) Plan's mid-pack asset rank among Professional & Technical Services and all filers

Arthur D. Little 401(k) Plan vs every filed plan by assets

End-of-year total assets · plan year 2024 · DOL Form 5500

$15,099,249 Top 35% higher than 65% of 123,620 filed plans

This plan $0 $2,050,000,000 every filed plan with reported assets, bucketed by value

Dashed line + filled bar = this entry, among filed plans.

Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2024

Arthur D. Little 401(k) Plan among smaller filed plans by headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Arthur D. Little 401(k) Plan is a small filing (61 participants) on this national headcount ladder.

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Arthur D. Little 401(k) Plan reported net income rose from $3M in the plan year 2023 filing to $4M in the plan year 2024 filing.
  • Arthur D. Little 401(k) Plan end-of-year assets rose from $11M in the plan year 2023 filing to $15M in the plan year 2024 filing.
  • Arthur D. Little 401(k) Plan reported participants fell from 64 in the plan year 2023 filing to 61 in the plan year 2024 filing.

See the national 2023→2024 release diff →

Plan-year Form 5500 strip

Filing strip 161616663 · Arthur D. Little LLC PY 2024 · 401(k)

Arthur D. Little 401(k) Plan · $15M · 61 · 65th

  • NET $15M
  • NET 61
  • NET 65th
  • NET 401(k)
  • NET near Hermann Services, Inc. 401(k) Salary Savings Plan
  • NET ind #12855

Stamps derive from this plan's Form 5500 line items (assets, participants, type, EIN, cohort placement) - not a quality rating of the sponsor. Read with Professional & Technical Services retirement plans → · Plans in Massachusetts →

Arthur D. Little 401(k) Plan in the asset neighbourhood

Arthur D. Little 401(k) Plan$15MHermann Services, Inc. 401(k) Salary Savings PlanHermann Services, Inc. 401(k…$15MOlam Agri Americas Holdings, Inc. 401(k) PlanOlam Agri Americas Holdings,…$15MCommunity Bancshares 401(k) PlanCommunity Bancshares 401(k) …$15MCaldera Engineering 401(k) PlanCaldera Engineering 401(k) P…$15M
End-of-year total assets ($M) among Arthur D. Little 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Arthur D. Little LLC multi-year asset trail

Sponsor-wide plan assets over time

All Arthur D. Little LLC plans reported in each filing year

Latest sponsor-wide plan assets
$15M 69.77084293729409% vs 2022
2024 filing year
$8M$10M$12M$14M$16M 202220232024 $8.89M $15.1M ▲ +69.9%
Year Plans Participants Total Assets
2022 1 54 $9M
2023 1 64 $11M
2024 1 61 $15M

Arthur D. Little LLC filing trail (2024)

Total Assets (Beginning of Year)$11M
Net Assets (End of Year)$15M
Net Income$4M
Employer EIN161616663
Plan Effective Date2013-01-01
Filing StatusFILING RECEIVED

Nearby 401(k) Plans in Massachusetts

Peer 401(k) plans, same state, same plan type, ranked by total assets.

Arthur D. Little 401(k) Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants Scatter plot of 6 data points. -20000020000400006000080000 -10010203040 Total assets ($B) Participants Arthur D. Little 401(k) Plan, Total assets ($B): 0.015099249 · Participants: 61Arthur D. Little 401(k) PlanFidelity Retirement Savings Plan, Total assets ($B): 34.201609937 · Participants: 66907Fidelity Retirement Savings PlanLiberty Mutual 401(k) Plan, Total assets ($B): 11.352606499 · Participants: 34618Liberty Mutual 401(k) PlanMassachusetts Institute of Technology Supplemental 401(k) Plan, Total assets ($B): 7.720373045 · Participants: 14762Massachusetts Institute of Technology Supplemental 401(k) PlanBoston Scientific Corporation 401(k) Retirement Savings Plan, Total assets ($B): 6.775289067 · Participants: 20639Boston Scientific Corporation 401(k) Retirement Savings PlanState Street Salary Savings Program, Total assets ($B): 6.532301643 · Participants: 12777State Street Salary Savings Program
Arthur D. Little 401(k) Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants
Compare Arthur D. Little 401(k) Plan side-by-side with 3 peers →

Arthur D. Little 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside Massachusetts, the nearest 401(k) by assets is Hermann Services, Inc. 401(k) Salary Savings Plan in NJ ($15M); by covered participants it is Rockset 401(k) Plan in CA (61 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($15M here).

Similar participant headcount

Nearest other-state filings by covered participants (61 participants); asset peers above are excluded.

DOL Form 5500 plan year 2024. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Arthur D. Little 401(k) Plan assets move in 2024? ▼
Arthur D. Little 401(k) Plan surged - up 31.3% during 2024, from $11M to $15M. Reported net income was $4M.
How have Arthur D. Little LLC plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Arthur D. Little LLC's sponsor-wide assets grew 69.8%, from $9M to $15M.
Which 401(k) plans are similar in size to Arthur D. Little 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is Hermann Services, Inc. 401(k) Salary Savings Plan in NJ ($15M, 266 participants).
Which 401(k) plans cover a similar participant headcount to Arthur D. Little 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Rockset 401(k) Plan in CA (61 participants, N/A in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2024.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 161616663.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from U.S. Department of Labor Form 5500 filings (EBSA). See our methodology for details.