401(k) · DOL Form 5500 · 2022
Willscot Mobile Mini Holdings Corp 401(k) Plan
Data updated 2026-08-11
- $198M
- Total assets
- 3,351
- Participants
- 96th
- Percentile by assets
- $59,194
- Avg per participant
Official DOL plan name: Willscot Mobile Mini 401(k) Plan · Sponsored by Willscot Mobile Mini Holdings Corp · Arizona · Real Estate
$198M in assets, 3,351 participants
Willscot Mobile Mini Holdings Corp's Willscot Mobile Mini 401(k) Plan reported $198M in total assets and 3,351 participants in its 2022 DOL Form 5500 filing, ranking in the 96th 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.
- 96th percentile by assets (of 139,126 plans)
- #5,012 in Real Estate (5,057 peers)
Coverage in Arizona
Willscot Mobile Mini 401(k) Plan covers 3,351 participants in Arizona, 5.9x the typical Arizona plan (state average ~564 per filing). Assets: $198M.
- $198M
- total plan assets (2022 EOY)
- 3,351
- covered participants
- 96th
- percentile by assets (of 139,126 plans)
- $59,194
- avg assets per participant
The plan reported a net loss of $19M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.
Participants vs Arizona filers
In Arizona, the average filing covers about 564 participants across 2,304 plans. Willscot Mobile Mini 401(k) Plan reports 3,351 participants - 5.9x that state average ($198M EOY assets).
Arizona filing particulars
| Total Assets (Beginning of Year) | $218M |
|---|---|
| Net Assets (End of Year) | $198M |
| Net Income | -$19M |
| Employer EIN | 520665775 |
| Plan Effective Date | 1993-01-01 |
| Filing Status | FILING RECEIVED |
Sponsor Plan History (Willscot Mobile Mini Holdings Corp)
| Year | Plans | Participants | Total Assets |
|---|---|---|---|
| 2022 | 1 | 3,351 | $198M |
| 2023 | 1 | 4,097 | $246M |
| 2024 | 1 | 4,627 | $285M |
Nearby 401(k) Plans in Arizona
Peer 401(k) plans, same state, same plan type, ranked by total assets.
Willscot Mobile Mini 401(k) Plan vs. nearby 401(k) plans in Arizona, assets vs. participants
- Banner Health Employees 401(k) Plan $3.6B · 50,602
- Freeport-Mcmoran Inc. Employee Capital Accumulation Program $1.9B · 12,362
- Republic Services, Inc. 401(k) Plan $1.8B · 28,320
- Stantec 401(k) Plan $1.7B · 8,764
- Reliance Steel & Aluminum Co. Master 401(k) Plan $1.3B · 9,895
Similar-Sized 401(k) Plans Nationally
401(k) plans in other states closest to Willscot Mobile Mini 401(k) Plan by total assets, not by location.
- Starfish Holdings 401(k) Retirement Plan (AL) $198M · 1,304
- Harnish Group Inc. Retirement Plan (WA) $198M · 1,045
- Sky Chefs, Inc. Moneysmart 401(k) Savings and Retirement Plan (TX) $198M · 8,737
- Franklin Electric Retirement Program (Ferp) (IN) $198M · 1,649
Frequently Asked Questions
How did Willscot Mobile Mini 401(k) Plan assets move in 2022? ▼
How have Willscot Mobile Mini Holdings Corp plan assets changed over time? ▼
Where does Willscot Mobile Mini 401(k) Plan rank by assets among Form 5500 filers? ▼
Which 401(k) plans are similar in size to Willscot Mobile Mini 401(k) Plan? ▼
Next read for Willscot Mobile Mini 401(k) Plan
Filing takeaways
Ways to act on Willscot Mobile Mini 401(k) Plan's numbers.
- By total assets, Willscot Mobile Mini 401(k) Plan ranks in the top 5% of all filed plans by assets. See the largest plans
- Compare it side-by-side against 3 similar 401(k) plans in Arizona. Compare plans
- Willscot Mobile Mini Holdings Corp's sponsor-wide assets have grown 43.5% since 2022 across 3 plan years on file. More Real Estate plans