401(k) · DOL Form 5500 · 2023

Atkore International Inc. 401(k) Plan

Data updated 2026-08-25

$229M
Total assets Near avg plan size
3,086
Participants Above avg headcount
95th
Percentile by assets National rank
$74,220
Avg per participant Below avg balance/head
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Official DOL plan name: Atkore International Retirement Savings and Investment Plan · Sponsored by Atkore International Inc. · Illinois · Manufacturing

$229M in assets, 3,086 participants

Atkore International Inc.'s Atkore International Retirement Savings and Investment Plan reported $229M in total assets and 3,086 participants in its 2023 DOL Form 5500 filing, ranking in the 95th 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.

  • #17,319 in Manufacturing (18,722 peers)

Coverage in Illinois

Atkore International Retirement Savings and Investment Plan covers 3,086 participants in Illinois, 4.0x the typical Illinois plan (state average ~779 per filing). Assets: $229M.

#17,319
in Manufacturing (18,722 peers)
+19.0%
assets growth YoY
2.3×
vs typical plan assets (national mean)

Atkore International Retirement Savings and Investment Plan's outsized position by total assets

Atkore International Retirement Savings and Investment Plan vs every filed plan by assets

End-of-year total assets · plan year 2023 · DOL Form 5500

$229,041,531 Top 5% higher than 95% of 127,068 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 2023

Atkore International Retirement Savings and Investment Plan's large-plan peer group by participant headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Atkore International Retirement Savings and Investment Plan lands in the large band (3,086 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Atkore International Retirement Savings and Investment Plan reported net income rose from -$53M in the plan year 2022 filing to $37M in the plan year 2023 filing.
  • Atkore International Retirement Savings and Investment Plan end-of-year assets rose from $193M in the plan year 2022 filing to $229M in the plan year 2023 filing.
  • Atkore International Retirement Savings and Investment Plan reported participants rose from 2,699 in the plan year 2022 filing to 3,086 in the plan year 2023 filing.

See the national 2022→2023 release diff →

EBSA filing schedule strip

Filing strip 900631477 · Atkore International Inc. PY 2023 · 401(k)

Atkore International Retirement Savings and Investment Plan · $229M · 3,086 · 95th

  • EIN $229M
  • RANK 3,086
  • PHOTO 95th
  • IND 401(k)
  • EOY near Amwtp Employee Investment Plan
  • 5500 ind #17319

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 Manufacturing retirement plans → · Plans in Illinois →

Atkore International Retirement Savings and Investment Plan in the asset neighbourhood

Atkore International Retirement Savings and Investment PlanAtkore International Retirem…$229MAmwtp Employee Investment PlanAmwtp Employee Investment Pl…$229MCelestica 401(k) Retirement PlanCelestica 401(k) Retirement …$229MBrookfield Renewable Energy Group Retirement PlanBrookfield Renewable Energy …$229MThe Cathay General Bancorp 401(k) Profit Sharing PlanThe Cathay General Bancorp 4…$229M
End-of-year total assets ($M) among Atkore International Retirement Savings and Investment Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Illinois filing particulars

Total Assets (Beginning of Year)$193M
Net Assets (End of Year)$229M
Net Income$37M
Employer EIN900631477
Plan Effective Date1985-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Atkore International Inc.)

Sponsor-wide plan assets over time

All Atkore International Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$351M 23.32910263534399% vs 2022
2024 filing year
$260M$280M$300M$320M$340M$360M 202220232024 $285M $351M ▲ +23.3%
Year Plans Participants Total Assets
2022 2 2,897 $285M
2023 2 3,256 $326M
2024 2 4,271 $351M

Nearby 401(k) Plans in Illinois

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

Atkore International Retirement Savings and Investment Plan vs. nearby 401(k) plans in Illinois, assets vs. participants Scatter plot of 6 data points. -1000000100000200000300000 -505101520 Total assets ($B) Participants Atkore International Retirement Savings and Investment Plan, Total assets ($B): 0.229041531 · Participants: 3086Atkore International Retirement Savings and Investment PlanAccenture United States 401(k) Match Savings Plan, Total assets ($B): 17.594548115 · Participants: 69974Accenture United States 401(k) Match Savings PlanState Farm 401(k) Savings Plan, Total assets ($B): 16.935002041 · Participants: 60246State Farm 401(k) Savings PlanAbbott Laboratories Stock Retirement Plan, Total assets ($B): 14.496191 · Participants: 38012Abbott Laboratories Stock Retirement PlanUnited Airlines Pilot Retirement Account Plan, Total assets ($B): 14.367975914 · Participants: 14959United Airlines Pilot Retirement Account PlanWalgreens Retirement Savings Plan, Total assets ($B): 13.444551767 · Participants: 235331Walgreens Retirement Savings Plan
Atkore International Retirement Savings and Investment Plan vs. nearby 401(k) plans in Illinois, assets vs. participants

Atkore International Retirement Savings and Investment Plan's out-of-state 401(k) peers by assets and headcount

Outside Illinois, the nearest 401(k) by assets is Amwtp Employee Investment Plan in ID ($229M); by covered participants it is Thornton Employee Savings (401(k)) Plan in KY (3,087 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($229M here).

Similar participant headcount

Nearest other-state filings by covered participants (3,086 participants); asset peers above are excluded.

DOL Form 5500 plan year 2023. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Atkore International Retirement Savings and Investment Plan assets move in 2023?
Atkore International Retirement Savings and Investment Plan grew sharply - up 19.0% during 2023, from $193M to $229M. Reported net income was $37M.
How have Atkore International Inc. plan assets changed over time?
Across 3 plan years on file (2022-2024), Atkore International Inc.'s sponsor-wide assets grew 23.3%, from $285M to $351M.
Where does Atkore International Retirement Savings and Investment Plan rank by assets among Form 5500 filers?
Atkore International Retirement Savings and Investment Plan ranks in the 95th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (in the top 5% of all filed plans by assets).
Which 401(k) plans are similar in size to Atkore International Retirement Savings and Investment Plan?
Among 401(k) plans in other states, the closest by assets is Amwtp Employee Investment Plan in ID ($229M, 1,314 participants).
Which 401(k) plans cover a similar participant headcount to Atkore International Retirement Savings and Investment Plan?
Among 401(k) plans in other states, the closest by covered participants is Thornton Employee Savings (401(k)) Plan in KY (3,087 participants, N/A in assets).