Defined Benefit (Pension) · DOL Form 5500 · 2023

Semco Energy, Inc. Pension Plan

Data updated 2026-08-25

$143M
Total assets Near avg plan size
158
Participants Small participant base
93rd
Percentile by assets National rank
$904,540
Avg per participant High balance/head
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Official DOL plan name: Semco Energy, Inc. Non-Union Employees' Retirement Plan · Sponsored by Semco Energy, Inc. · Michigan · Utilities

$143M in assets, 158 participants

Semco Energy, Inc.'s Semco Energy, Inc. Non-Union Employees' Retirement Plan reported $143M in total assets and 158 participants in its 2023 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.

  • #482 in Utilities (721 peers)

Coverage in Michigan

Semco Energy, Inc. Non-Union Employees' Retirement Plan covers 158 participants in Michigan, about 25% of the average Michigan filer (state average ~638 per filing). Assets: $143M.

#482
in Utilities (721 peers)
-10.0%
assets change YoY
1.4×
vs typical plan assets (national mean)

Semco Energy, Inc. Non-Union Employees' Retirement Plan's outsized position by total assets

Semco Energy, Inc. Non-Union Employees' Retirement Plan vs every filed plan by assets

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

$142,917,348 Top 7% higher than 93% 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

Semco Energy, Inc. Non-Union Employees' Retirement Plan among mid-size filed plans by headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Semco Energy, Inc. Non-Union Employees' Retirement Plan sits mid-pack in the medium band (158 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Semco Energy, Inc. Non-Union Employees' Retirement Plan reported net income rose from -$38M in the plan year 2022 filing to $13M in the plan year 2023 filing.
  • Semco Energy, Inc. Non-Union Employees' Retirement Plan reported participants fell from 202 in the plan year 2022 filing to 158 in the plan year 2023 filing.
  • Semco Energy, Inc. Non-Union Employees' Retirement Plan end-of-year assets fell from $159M in the plan year 2022 filing to $143M in the plan year 2023 filing.

See the national 2022→2023 release diff →

Form 5500 schedule snapshot

Filing strip 382144267 · Semco Energy, Inc. PY 2023 · Defined Benefit (Pension)

Semco Energy, Inc. Non-Union Employees' Retirement Plan · $143M · 158 · 93rd

  • 5500 $143M
  • 5500 158
  • 5500 93rd
  • 5500 Defined Benefit (Pension)
  • 5500 near Northwest Permanente, P.C., Cash Balance Plan
  • 5500 ind #482

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 Michigan →

Semco Energy, Inc. Non-Union Employees' Retirement Plan in the asset neighbourhood

The Lozier Corporation Pension Plan and TrustThe Lozier Corporation Pensi…$143MBuzzi Unicem USA Inc. Salaried Pension PlanBuzzi Unicem USA Inc. Salari…$143MSemco Energy, Inc. Non-Union Employees' Retirement PlanSemco Energy, Inc. Non-Union…$143MNorthwest Permanente, P.C., Cash Balance PlanNorthwest Permanente, P.C., …$143MOperating Engineers Local No 37 Pension FundOperating Engineers Local No…$143M
End-of-year total assets ($M) among Semco Energy, Inc. Non-Union Employees' Retirement Plan and nearest nationwide Defined Benefit (Pension) peers. Source: DOL Form 5500 plan year 2023.

Michigan filing particulars

Total Assets (Beginning of Year)$159M
Net Assets (End of Year)$142M
Net Income$13M
Employer EIN382144267
Plan Effective Date1969-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Semco Energy, Inc.)

Sponsor-wide plan assets over time

All Semco Energy, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$234M 13.203879533498576% vs 2022
2024 filing year
$200M$220M$240M$260M$280M 202220232024 $270M $234M ▼ -13.2%
Year Plans Participants Total Assets
2022 4 398 $270M
2023 3 244 $220M
2024 3 191 $234M

Nearby Defined Benefit (Pension) Plans in Michigan

Peer Defined Benefit (Pension) plans, same state, same plan type, ranked by total assets.

Semco Energy, Inc. Non-Union Employees' Retirement Plan vs. nearby Defined Benefit (Pension) plans in Michigan, assets vs. participants Scatter plot of 6 data points. -100000100002000030000 -1001020304050 Total assets ($B) Participants Semco Energy, Inc. Non-Union Employees' Retirement Plan, Total assets ($B): 0.142917348 · Participants: 158Semco Energy, Inc. Non-Union Employees' Retirement PlanGeneral Motors Hourly-Rate Employees Pension Plan, Total assets ($B): 44.838918802 · Participants: 17959General Motors Hourly-Rate Employees Pension PlanFord Motor Company UAW Retirement Plan, Total assets ($B): 19.269442236 · Participants: 26442Ford Motor Company UAW Retirement PlanFord Motor Company General Retirement Plan, Total assets ($B): 12.705910161 · Participants: 10215Ford Motor Company General Retirement PlanDow Employees' Pension Plan, Total assets ($B): 11.529460215 · Participants: 14051Dow Employees' Pension PlanFca US LLC UAW Pension Agreement, Total assets ($B): 11.155705594 · Participants: 13635Fca US LLC UAW Pension Agreement
Semco Energy, Inc. Non-Union Employees' Retirement Plan vs. nearby Defined Benefit (Pension) plans in Michigan, assets vs. participants

Semco Energy, Inc. Non-Union Employees' Retirement Plan's out-of-state Defined Benefit (Pension) peers by assets and headcount

Outside Michigan, the nearest Defined Benefit (Pension) by assets is Northwest Permanente, P.C., Cash Balance Plan in OR ($143M); by covered participants it is The Oswego Hospital Retirement Plan in NY (158 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (158 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 Semco Energy, Inc. Non-Union Employees' Retirement Plan assets move in 2023?
Semco Energy, Inc. Non-Union Employees' Retirement Plan pulled back noticeably - down 10.0% during 2023, from $159M to $143M. Reported net income was $13M.
How have Semco Energy, Inc. plan assets changed over time?
Across 3 plan years on file (2022-2024), Semco Energy, Inc.'s sponsor-wide assets declined 13.2%, from $270M to $234M.
Where does Semco Energy, Inc. Non-Union Employees' Retirement Plan rank by assets among Form 5500 filers?
Semco Energy, Inc. Non-Union Employees' Retirement Plan ranks in the 93rd percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (in the top 10% of all filed plans by assets).
Which Defined Benefit (Pension) plans are similar in size to Semco Energy, Inc. Non-Union Employees' Retirement Plan?
Among Defined Benefit (Pension) plans in other states, the closest by assets is Northwest Permanente, P.C., Cash Balance Plan in OR ($143M, 1,118 participants).
Which Defined Benefit (Pension) plans cover a similar participant headcount to Semco Energy, Inc. Non-Union Employees' Retirement Plan?
Among Defined Benefit (Pension) plans in other states, the closest by covered participants is The Oswego Hospital Retirement Plan in NY (158 participants, $39M in assets).