401(k) · DOL Form 5500 · 2022

Arthur J. Gallagher (Illinios),LLC. 401(k) Plan

Data updated 2026-08-11

$2.8B
Total assets
18,665
Participants
100th
Percentile by assets
$148,944
Avg per participant
PlainRetire home → About this data

Official DOL plan name: Arthur J. Gallagher & Co. Employees Savings & Thrift Plan · Sponsored by Arthur J. Gallagher (Illinios),LLC. · Illinois · Finance & Insurance

$2.8B in assets, 18,665 participants

Arthur J. Gallagher (Illinios),LLC.'s Arthur J. Gallagher & Co. Employees Savings & Thrift Plan reported $2.8B in total assets and 18,665 participants in its 2022 DOL Form 5500 filing, ranking in the 100th 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.

  • 100th percentile by assets (of 139,126 plans)
  • #9,177 in Finance & Insurance (9,261 peers)

Coverage in Illinois

Arthur J. Gallagher & Co. Employees Savings & Thrift Plan covers 18,665 participants in Illinois, 24x the typical Illinois plan (state average ~779 per filing). Assets: $2.8B.

$2.8B
total plan assets (2022 EOY)
18,665
covered participants
100th
percentile by assets (of 139,126 plans)
$148,944
avg assets per participant

The plan reported a net loss of $350M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

State

Participants vs Illinois filers

In Illinois, the average filing covers about 779 participants across 5,745 plans. Arthur J. Gallagher & Co. Employees Savings & Thrift Plan reports 18,665 participants - 24x that state average ($2.8B EOY assets).

Illinois filing particulars

Total Assets (Beginning of Year)$3.1B
Net Assets (End of Year)$2.8B
Net Income-$350M
Employer EIN362481781
Plan Effective Date1966-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Arthur J. Gallagher (Illinios),LLC.)

$2.5B$3B$3.5B$4B$4.5B 202220232024 $2.99B $4.21B ▲ +40.8%
Total plan assets by year, all Arthur J. Gallagher (Illinios),LLC. plans on file
Year Plans Participants Total Assets
2022 2 19,846 $3.0B
2023 2 21,466 $3.5B
2024 2 24,229 $4.2B

Nearby 401(k) Plans in Illinois

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

Arthur J. Gallagher & Co. Employees Savings & Thrift Plan vs. nearby 401(k) plans in Illinois, assets vs. participants

Arthur J. Gallagher & Co. Employees Savings & Thrift Plan vs. nearby 401(k) plans in Illinois, assets vs. participants Scatter plot of 6 data points. 050000100000150000200000250000 05101520 Total assets ($B) Participants Arthur J. Gallagher …State Farm 401(k) Sa…Accenture United Sta…Abbott Laboratories …United Airlines Pilo…Walgreens Retirement…
Arthur J. Gallagher & Co. Employees Savings & Thrift Plan vs. nearby 401(k) plans in Illinois, assets vs. participants

Scale composition for Arthur J. Gallagher & Co. Employees Savings & Thrift Plan

Arthur J. Gallagher & Co. Employees Savings & Thrift Plan reports $2.8B in end-of-year assets across 18,665 participants (0.023% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.020% of 93,925,755 covered participants) - about $148,944 per participant (1.1x the national average assets-per-participant) . Net income for plan year 2022 was -$350M.

This plan identity (EIN 362481781, plan #001) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $2.8B to $3.9B (+40.2%) while covered participants moved from 18,665 to 23,247 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 18,665 $2.8B This page
2023 20,416 $3.2B Open filing
2024 · index core 23,247 $3.9B Open filing

The same sponsor also keeps 2 other index-core plans on PlainRetire:

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to Arthur J. Gallagher & Co. Employees Savings & Thrift Plan by total assets, not by location.

Frequently Asked Questions

How did Arthur J. Gallagher & Co. Employees Savings & Thrift Plan assets move in 2022?
Arthur J. Gallagher & Co. Employees Savings & Thrift Plan pulled back noticeably - down 11.2% during 2022, from $3.1B to $2.8B. Reported net income was -$350M.
How have Arthur J. Gallagher (Illinios),LLC. plan assets changed over time?
Across 3 plan years on file (2022-2024), Arthur J. Gallagher (Illinios),LLC.'s sponsor-wide assets grew 40.7%, from $3.0B to $4.2B.
Where does Arthur J. Gallagher & Co. Employees Savings & Thrift Plan rank by assets among Form 5500 filers?
Arthur J. Gallagher & Co. Employees Savings & Thrift Plan ranks in the 100th percentile by end-of-year assets among 139,126 plans that reported assets for plan year 2022 (among the largest 1% of all filed plans).
Which 401(k) plans are similar in size to Arthur J. Gallagher & Co. Employees Savings & Thrift Plan?
Among 401(k) plans in other states, the closest by assets is Te Connectivity Retirement Savings and Investment Plan in PA ($2.8B, 9,459 participants).

Next read for Arthur J. Gallagher & Co. Employees Savi…

Filing takeaways

Ways to act on Arthur J. Gallagher & Co. Employees Savings & Thrift Plan's numbers.

  • By total assets, Arthur J. Gallagher & Co. Employees Savings & Thrift Plan ranks among the largest 1% of all filed plans. See the largest plans
  • Compare it side-by-side against 3 similar 401(k) plans in Illinois. Compare plans
  • Arthur J. Gallagher (Illinios),LLC.'s sponsor-wide assets have grown 40.7% since 2022 across 3 plan years on file. More Finance & Insurance plans