401(k) · DOL Form 5500 · 2023

A O Smith Corporation 401(k) Plan

Data updated 2026-08-11

$583M
Total assets
4,638
Participants
98th
Percentile by assets
$125,642
Avg per participant
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Official DOL plan name: A O Smith Retirement Security Plan · Sponsored by A O Smith Corporation · Wisconsin · Manufacturing

$583M in assets, 4,638 participants

A O Smith Corporation's A O Smith Retirement Security Plan reported $583M in total assets and 4,638 participants in its 2023 DOL Form 5500 filing, ranking in the 98th 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.

  • 98th percentile by assets (of 127,072 plans)
  • #18,025 in Manufacturing (18,722 peers)

Coverage in Wisconsin

A O Smith Retirement Security Plan covers 4,638 participants in Wisconsin, 8.2x the typical Wisconsin plan (state average ~563 per filing). Assets: $583M.

$583M
total plan assets (2023 EOY)
4,638
covered participants
98th
percentile by assets (of 127,072 plans)
$125,642
avg assets per participant

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • A O Smith Retirement Security Plan reported net income rose from -$80M in the plan year 2022 filing to $71M in the plan year 2023 filing.
  • A O Smith Retirement Security Plan end-of-year assets rose from $509M in the plan year 2022 filing to $583M in the plan year 2023 filing.
  • A O Smith Retirement Security Plan reported participants fell from 4,769 in the plan year 2022 filing to 4,638 in the plan year 2023 filing.

See the national 2022→2023 release diff →

State
Industry

Participants vs Wisconsin filers

In Wisconsin, the average filing covers about 563 participants across 2,940 plans. A O Smith Retirement Security Plan reports 4,638 participants - 8.2x that state average ($583M EOY assets).

Wisconsin filing particulars

Total Assets (Beginning of Year)$509M
Net Assets (End of Year)$583M
Net Income$71M
Employer EIN390619790
Plan Effective Date1956-07-31
Filing StatusFILING RECEIVED

Sponsor Plan History (A O Smith Corporation)

$500M$550M$600M$650M$700M 202220232024 $558M $652M ▲ +16.8%
Total plan assets by year, all A O Smith Corporation plans on file
Year Plans Participants Total Assets
2022 3 14,335 $558M
2023 3 5,407 $626M
2024 3 5,469 $652M

Nearby 401(k) Plans in Wisconsin

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

A O Smith Retirement Security Plan vs. nearby 401(k) plans in Wisconsin, assets vs. participants

A O Smith Retirement Security Plan vs. nearby 401(k) plans in Wisconsin, assets vs. participants Scatter plot of 6 data points. 020000400006000080000100000 0246810 Total assets ($B) Participants A O Smith Retirement…Advocate Aurora Heal…Johnson Controls Ret…Fiserv 401(k) Saving…Kimberly-Clark Corpo…Rockwell Automation …
A O Smith Retirement Security Plan vs. nearby 401(k) plans in Wisconsin, assets vs. participants

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to A O Smith Retirement Security Plan by total assets, not by location.

Frequently Asked Questions

How did A O Smith Retirement Security Plan assets move in 2023?
A O Smith Retirement Security Plan grew at a solid clip - up 14.5% during 2023, from $509M to $583M. Reported net income was $71M.
How have A O Smith Corporation plan assets changed over time?
Across 3 plan years on file (2022-2024), A O Smith Corporation's sponsor-wide assets grew 16.8%, from $558M to $652M.
Where does A O Smith Retirement Security Plan rank by assets among Form 5500 filers?
A O Smith Retirement Security Plan ranks in the 98th 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 A O Smith Retirement Security Plan?
Among 401(k) plans in other states, the closest by assets is Onemain 401(k) Plan in IN ($583M, 9,161 participants).

Next read for A O Smith Retirement Security Plan

Filing takeaways

Ways to act on A O Smith Retirement Security Plan's numbers.