401(k) · DOL Form 5500 · 2023

Mac Arthur Co 401(k) Plan

Data updated 2026-08-11

$1.0B
Total assets: 1,073
Participants: 99th
Percentile by assets: $940,306
Avg per participant

Official DOL plan name: Mac Arthur Co. 2015 Amended and Restated 401(k) and Employee Stock Ownership Plan · Sponsored by Mac Arthur Co · Minnesota · Manufacturing

$1.0B in assets, 1,073 participants

Mac Arthur Co's Mac Arthur Co. 2015 Amended and Restated 401(k) and Employee Stock Ownership Plan reported $1.0B in total assets and 1,073 participants in its 2023 DOL Form 5500 filing, ranking in the 99th 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.

99th percentile by assets (of 127,072 plans)
#18,271 in Manufacturing (18,722 peers)

Where Mac Arthur Co. 2015 Amended and Restated 401(k) and Employee Stock Ownership Plan sits by assets

Mac Arthur Co. 2015 Amended and Restated 401(k) and Employee Stock Ownership Plan sits among the largest 1% of all filed plans, $1.0B for 1,073 participants (~$940,306/participant), up 23.2% in 2023.

$1.0B
total plan assets (2023 EOY): 1,073
covered participants: 99th
percentile by assets (of 127,072 plans): $940,306
avg assets per participant

Mac Arthur Co. 2015 Amended and Restated 401(k) and Employee Stock Ownership Plan reported net income fell from $124M in the plan year 2022 filing to $6M in the plan year 2023 filing.
Mac Arthur Co. 2015 Amended and Restated 401(k) and Employee Stock Ownership Plan end-of-year assets rose from $819M in the plan year 2022 filing to $1.0B in the plan year 2023 filing.
Mac Arthur Co. 2015 Amended and Restated 401(k) and Employee Stock Ownership Plan reported participants rose from 1,049 in the plan year 2022 filing to 1,073 in the plan year 2023 filing.

See the national 2022→2023 release diff →

State

Minnesota

Industry

Manufacturing

Mac Arthur Co. 2015 Amended and Restated 401(k) and Employee Stock Ownership Plan vs the 2023 asset distribution

By assets, Mac Arthur Co. 2015 Amended and Restated 401(k) and Employee Stock Ownership Plan outranks 99% of the 127,072 plans that filed a Form 5500 for the 2023 plan year, and holds roughly 10x the national average plan size of $100M (721 average participants).

Scale-class filing particulars (2023)

Total Assets (Beginning of Year)	$819M
Net Assets (End of Year)	$729M
Net Income	$6M
Employer EIN	410388120
Plan Effective Date	1974-12-31
Filing Status	FILING RECEIVED

Sponsor Plan History (Mac Arthur Co)

Total plan assets by year, all Mac Arthur Co plans on file

Year	Plans	Participants	Total Assets
2022	2	1,055	$819M
2023	2	1,078	$1.0B
2024	2	1,303	$1.0B

Nearby 401(k) Plans in Minnesota

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

Mac Arthur Co. 2015 Amended and Restated 401(k) and Employee Stock Ownership Plan vs. nearby 401(k) plans in Minnesota, assets vs. participants

Unitedhealth Group 401(k) Savings Plan $22.4B · 198,972
Target Corporation 401(k) Plan $13.0B · 432,617
Medtronic Savings and Investment Plan $12.9B · 44,342
3M Voluntary Investment Plan and Employee Stock Ownership Plan $12.0B · 36,049
U.S. Bank 401(k) Savings Plan $10.3B · 75,272

Compare Mac Arthur Co. 2015 Amended and Restated… side-by-side with 3 peers →

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to Mac Arthur Co. 2015 Amended and Restated 401(k) and Employee Stock Ownership Plan by total assets, not by location.

Cleveland-Cliffs Steel LLC Savings and Investment Plan (IL) $1.0B · 3,230
Lsegh, Inc. 401(k) Plan (NY) $1.0B · 2,581
Duly Health and Care 401(k) Plan (OH) $1.0B · 5,590
Country/ Iaa 401(k) Plan (IL) $1.0B · 3,482

Frequently Asked Questions

How did Mac Arthur Co. 2015 Amended and Restated 401(k) and Employee Stock Ownership Plan assets move in 2023? ▼

Mac Arthur Co. 2015 Amended and Restated 401(k) and Employee Stock Ownership Plan grew sharply - up 23.2% during 2023, from $819M to $1.0B. Reported net income was $6M.

How have Mac Arthur Co plan assets changed over time? ▼

Across 3 plan years on file (2022-2024), Mac Arthur Co's sponsor-wide assets grew 25.0%, from $819M to $1.0B.

Where does Mac Arthur Co. 2015 Amended and Restated 401(k) and Employee Stock Ownership Plan rank by assets among Form 5500 filers? ▼

Mac Arthur Co. 2015 Amended and Restated 401(k) and Employee Stock Ownership Plan ranks in the 99th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (among the largest 1% of all filed plans).

Which 401(k) plans are similar in size to Mac Arthur Co. 2015 Amended and Restated 401(k) and Employee Stock Ownership Plan? ▼

Among 401(k) plans in other states, the closest by assets is Cleveland-Cliffs Steel LLC Savings and Investment Plan in IL ($1.0B, 3,230 participants).

Next read for Mac Arthur Co. 2015 Amended and Restated…

Scale reading

Ways to act on Mac Arthur Co. 2015 Amended and Restated 401(k) and Employee Stock Ownership Plan's numbers.

By total assets, Mac Arthur Co. 2015 Amended and Restated 401(k) and Employee Stock Ownership 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 Minnesota. Compare plans
Mac Arthur Co's sponsor-wide assets have grown 25.0% since 2022 across 3 plan years on file. More Manufacturing plans

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2023.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 410388120.