401(k) · DOL Form 5500 · 2024

Northshore Mining Company 401(k) Plan

Data updated 2026-08-11

$146M
Total assets
577
Participants
93rd
Percentile by assets
$252,184
Avg per participant
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Official DOL plan name: Northshore Mining Company and Silver Bay Power Company Retirement Savings Plan · Sponsored by Northshore Mining Company · Ohio · Mining & Oil Extraction

$146M in assets, 577 participants

Northshore Mining Company's Northshore Mining Company and Silver Bay Power Company Retirement Savings Plan reported $146M in total assets and 577 participants in its 2024 DOL Form 5500 filing, ranking in the 93rd 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.

  • 93rd percentile by assets (of 123,622 plans)
  • #678 in Mining & Oil Extraction (785 peers)

Where Northshore Mining Company and Silver Bay Power Company Retirement Savings Plan sits by assets

Northshore Mining Company and Silver Bay Power Company Retirement Savings Plan sits in the top 10% of all filed plans by assets, $146M for 577 participants (~$252,184/participant), up 3.9% in 2024.

$146M
total plan assets (2024 EOY)
577
covered participants
93rd
percentile by assets (of 123,622 plans)
$252,184
avg assets per participant

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Northshore Mining Company and Silver Bay Power Company Retirement Savings Plan reported net income fell from $18M in the plan year 2023 filing to $5M in the plan year 2024 filing.
  • Northshore Mining Company and Silver Bay Power Company Retirement Savings Plan end-of-year assets rose from $140M in the plan year 2023 filing to $146M in the plan year 2024 filing.

See the national 2023→2024 release diff →

State

Northshore Mining Company and Silver Bay Power Company Retirement Savings Plan vs the 2024 asset distribution

By assets, Northshore Mining Company and Silver Bay Power Company Retirement Savings Plan outranks 93% of the 123,622 plans that filed a Form 5500 for the 2024 plan year, and holds roughly 1.5x the national average plan size of $100M (721 average participants).

Scale-class filing particulars (2024)

Total Assets (Beginning of Year)$140M
Net Assets (End of Year)$146M
Net Income$5M
Employer EIN841116857
Plan Effective Date1994-10-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Northshore Mining Company)

$120M$130M$140M$150M 202220232024 $122M $146M ▲ +18.8%
Total plan assets by year, all Northshore Mining Company plans on file
Year Plans Participants Total Assets
2022 1 612 $122M
2023 1 574 $140M
2024 1 577 $146M

Nearby 401(k) Plans in Ohio

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

Northshore Mining Company and Silver Bay Power Company Retirement Savings Plan vs. nearby 401(k) plans in Ohio, assets vs. participants

Northshore Mining Company and Silver Bay Power Company Retirement Savings Plan vs. nearby 401(k) plans in Ohio, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000 -505101520 Total assets ($B) Participants Northshore Mining Co…GE Aerospace Retirem…The Kroger Co. 401(k…The Progressive 401(…The Sherwin-Williams…Parker Retirement Sa…
Northshore Mining Company and Silver Bay Power Company Retirement Savings Plan vs. nearby 401(k) plans in Ohio, assets vs. participants

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to Northshore Mining Company and Silver Bay Power Company Retirement Savings Plan by total assets, not by location.

Frequently Asked Questions

How did Northshore Mining Company and Silver Bay Power Company Retirement Savings Plan assets move in 2024?
Northshore Mining Company and Silver Bay Power Company Retirement Savings Plan edged up modestly - up 3.9% during 2024, from $140M to $146M. Reported net income was $5M.
How have Northshore Mining Company plan assets changed over time?
Across 3 plan years on file (2022-2024), Northshore Mining Company's sponsor-wide assets grew 18.8%, from $122M to $146M.
Where does Northshore Mining Company and Silver Bay Power Company Retirement Savings Plan rank by assets among Form 5500 filers?
Northshore Mining Company and Silver Bay Power Company Retirement Savings Plan ranks in the 93rd percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (in the top 10% of all filed plans by assets).
Which 401(k) plans are similar in size to Northshore Mining Company and Silver Bay Power Company Retirement Savings Plan?
Among 401(k) plans in other states, the closest by assets is Non-Union Employees 401(k) Plan in MI ($146M, 839 participants).

Next read for Northshore Mining Company and Silver Bay…

Scale reading

Ways to act on Northshore Mining Company and Silver Bay Power Company Retirement Savings Plan's numbers.

  • By total assets, Northshore Mining Company and Silver Bay Power Company Retirement Savings Plan ranks in the top 10% of all filed plans by assets. See the largest plans
  • Compare it side-by-side against 3 similar 401(k) plans in Ohio. Compare plans
  • Northshore Mining Company's sponsor-wide assets have grown 18.8% since 2022 across 3 plan years on file. More Mining & Oil Extraction plans