401(k) · DOL Form 5500 · 2024

Otter Tail Corporation 401(k) Plan

Data updated 2026-08-25

$411M
Total assets Above avg plan size
2,720
Participants Above avg headcount
97th
Percentile by assets National rank
$151,130
Avg per participant Above avg balance/head
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Official DOL plan name: Otter Tail Corporation Retirement Savings · Sponsored by Otter Tail Corporation · North Dakota · Utilities

$411M in assets, 2,720 participants

Otter Tail Corporation's Otter Tail Corporation Retirement Savings reported $411M in total assets and 2,720 participants in its 2024 DOL Form 5500 filing, ranking in the 97th 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.

  • #576 in Utilities (732 peers)

Coverage in North Dakota

Otter Tail Corporation Retirement Savings covers 2,720 participants in North Dakota, 5.4x the typical North Dakota plan (state average ~504 per filing). Assets: $411M.

#576
in Utilities (732 peers)
+10.6%
assets growth YoY
4.1×
vs typical plan assets (national mean)

Otter Tail Corporation Retirement Savings's outsized position by total assets

Otter Tail Corporation Retirement Savings vs every filed plan by assets

End-of-year total assets · plan year 2024 · DOL Form 5500

$411,073,574 Top 3% higher than 97% of 123,620 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 2024

Otter Tail Corporation Retirement Savings's large-plan peer group by participant headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Otter Tail Corporation Retirement Savings lands in the large band (2,720 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Otter Tail Corporation Retirement Savings reported net income fell from $48M in the plan year 2023 filing to $40M in the plan year 2024 filing.
  • Otter Tail Corporation Retirement Savings end-of-year assets rose from $372M in the plan year 2023 filing to $411M in the plan year 2024 filing.
  • Otter Tail Corporation Retirement Savings reported participants rose from 2,480 in the plan year 2023 filing to 2,720 in the plan year 2024 filing.

See the national 2023→2024 release diff →

Form 5500 schedule snapshot

Filing strip 270383995 · Otter Tail Corporation PY 2024 · 401(k)

Otter Tail Corporation Retirement Savings · $411M · 2,720 · 97th

  • BOOK $411M
  • BOOK 2,720
  • BOOK 97th
  • BOOK 401(k)
  • BOOK near Friedkin Savings and Investment Plan
  • BOOK ind #576

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 Utilities retirement plans → · Plans in North Dakota →

Otter Tail Corporation Retirement Savings in the asset neighbourhood

Otter Tail Corporation Retirement SavingsOtter Tail Corporation Retir…$411MFriedkin Savings and Investment PlanFriedkin Savings and Investm…$411MCrowley Retirement Income System Plan RsaCrowley Retirement Income Sy…$411MHussmann Corporation Employee Savings PlanHussmann Corporation Employe…$411MAthletico, Ltd. Employees Profit Sharing PlanAthletico, Ltd. Employees Pr…$410M
End-of-year total assets ($M) among Otter Tail Corporation Retirement Savings and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

North Dakota filing particulars

Total Assets (Beginning of Year)$372M
Net Assets (End of Year)$411M
Net Income$40M
Employer EIN270383995
Plan Effective Date1984-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Otter Tail Corporation)

Sponsor-wide plan assets over time

All Otter Tail Corporation plans reported in each filing year

Latest sponsor-wide plan assets
$783M 14.655664234514507% vs 2022
2024 filing year
$650M$700M$750M$800M 202220232024 $683M $783M ▲ +14.7%
Year Plans Participants Total Assets
2022 3 3,664 $683M
2023 3 3,571 $760M
2024 3 3,847 $783M

Nearby 401(k) Plans in North Dakota

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

Otter Tail Corporation Retirement Savings vs. nearby 401(k) plans in North Dakota, assets vs. participants Scatter plot of 6 data points. 010000200003000040000 01234 Total assets ($B) Participants Otter Tail Corporation Retirement Savings, Total assets ($B): 0.411073574 · Participants: 2720Otter Tail Corporation Retirement SavingsSanford Retirement Savings Plan, Total assets ($B): 3.602462001 · Participants: 31958Sanford Retirement Savings PlanKnife River Corporation 401(k) Retirement Plan, Total assets ($B): 0.856387415 · Participants: 5327Knife River Corporation 401(k) Retirement PlanMdu Resources Group, Inc. 401(k) Retirement Plan, Total assets ($B): 0.775551136 · Participants: 3465Mdu Resources Group, Inc. 401(k) Retirement PlanEide Bailly LLP 401(k) Profit Sharing Plan, Total assets ($B): 0.615317303 · Participants: 2920Eide Bailly LLP 401(k) Profit Sharing PlanOffutt Companies 401(k) Savings Plan, Total assets ($B): 0.591992052 · Participants: 5199Offutt Companies 401(k) Savings Plan
Otter Tail Corporation Retirement Savings vs. nearby 401(k) plans in North Dakota, assets vs. participants
Compare Otter Tail Corporation Retirement Savings side-by-side with 3 peers →

Otter Tail Corporation Retirement Savings's out-of-state 401(k) peers by assets and headcount

Outside North Dakota, the nearest 401(k) by assets is Friedkin Savings and Investment Plan in TX ($411M); by covered participants it is Homeservices Retirement Savings Plan in MN (2,720 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($411M here).

Similar participant headcount

Nearest other-state filings by covered participants (2,720 participants); asset peers above are excluded.

DOL Form 5500 plan year 2024. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Otter Tail Corporation Retirement Savings assets move in 2024? ▼
Otter Tail Corporation Retirement Savings grew at a solid clip - up 10.6% during 2024, from $372M to $411M. Reported net income was $40M.
How have Otter Tail Corporation plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Otter Tail Corporation's sponsor-wide assets grew 14.7%, from $683M to $783M.
Where does Otter Tail Corporation Retirement Savings rank by assets among Form 5500 filers? ▼
Otter Tail Corporation Retirement Savings ranks in the 97th percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (in the top 5% of all filed plans by assets).
Which 401(k) plans are similar in size to Otter Tail Corporation Retirement Savings? ▼
Among 401(k) plans in other states, the closest by assets is Friedkin Savings and Investment Plan in TX ($411M, 2,625 participants).
Which 401(k) plans cover a similar participant headcount to Otter Tail Corporation Retirement Savings? ▼
Among 401(k) plans in other states, the closest by covered participants is Homeservices Retirement Savings Plan in MN (2,720 participants, $196M in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2024.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 270383995.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from U.S. Department of Labor Form 5500 filings (EBSA). See our methodology for details.