Defined Benefit (Pension)
2022 plan-year Defined Benefit (Pension) DOL Form 5500

NORTHWESTERN CORPORATION PENSION PLAN

ERISA Form 5500 plan record drawn from DOL EBSA — verify with linked source filings below.

NORTHWESTERN CORPORATION

This Defined Benefit (Pension) plan holds $54M in total assets and serves 139 participants as of 2022. It is sponsored by NORTHWESTERN CORPORATION in Montana. The plan reported a net loss of $15M for the year.

Total Assets (2023)
$54M
Participants
139
State
Industry
Utilities

What the Filing Says About NORTHWESTERN CORPORATION PENSION PLAN

NORTHWESTERN CORPORATION PENSION PLAN is a Defined Benefit (Pension) retirement plan sponsored by NORTHWESTERN CORPORATION, headquartered in Montana. As of the 2022 Form 5500 filing, the plan reports $54M in total end-of-year assets and covers 139 participants across the Utilities industry. The sponsor's EIN on file with the U.S. Department of Labor is 460172280, and the plan has been effective since 1940-10-01. Its filing status is currently FILING RECEIVED.

Year over year, total assets moved from $69M at the beginning of 2022 to $54M at year-end — a decline of 21.5%. Net assets (after liabilities) closed the year at $54M, with reported net income of $-14,767,049 driven by investment returns, contributions received, and benefit payments during the period. These figures reflect what the plan administrator certified on Schedule H or Schedule I of the Form 5500 annual return and can be compared against 2 prior plan-year filings from the same sponsor shown below.

Asset totals and participant counts reflect a single plan year snapshot and can change materially with market conditions, plan mergers, or workforce changes. Fields such as "net income" include both realized investment performance and contribution/distribution flows — a single-year figure does not by itself indicate plan health or participant outcomes. This page summarizes public DOL disclosures for research and educational purposes only and is not retirement, tax, legal, or financial advice. Before making decisions about your own retirement benefits or evaluating an employer's plan, verify the underlying filing directly via the DOL EFAST2 system and consult a qualified professional.

Financial Summary (2023)

Total Assets (Beginning of Year)$69M
Total Assets (End of Year)$54M
Net Assets (End of Year)$54M
Net Income$-14,767,049
Plan TypeDefined Benefit (Pension)
Employer EIN460172280
Plan Effective Date1940-10-01
Filing StatusFILING RECEIVED

Sponsor Plan History (NORTHWESTERN CORPORATION)

Year Plans Participants Total Assets
2022 3 2,084 $855M
2023 3 2,047 $869M
2024 3 2,037 $911M

Nearby Defined Benefit (Pension) Plans in Montana

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

Frequently Asked Questions

How much money is in the NORTHWESTERN CORPORATION PENSION PLAN?
As of the 2022 Form 5500 filing, NORTHWESTERN CORPORATION PENSION PLAN holds $54M in total assets with 139 participants. It is sponsored by NORTHWESTERN CORPORATION.
What type of plan is NORTHWESTERN CORPORATION PENSION PLAN?
NORTHWESTERN CORPORATION PENSION PLAN is a Defined Benefit (Pension) plan. It has been effective since 1940-10-01. The plan is filed with the U.S. Department of Labor under EIN 460172280.
Who sponsors the NORTHWESTERN CORPORATION PENSION PLAN?
NORTHWESTERN CORPORATION PENSION PLAN is sponsored by NORTHWESTERN CORPORATION, located in Montana. The sponsor's EIN is 460172280 and the plan operates in the Utilities industry.
How did NORTHWESTERN CORPORATION PENSION PLAN perform in 2022?
NORTHWESTERN CORPORATION PENSION PLAN declined by 21.5% during 2022, moving from $69M to $54M in total assets. Net income was $-14,767,049.
Where can I find official filings for NORTHWESTERN CORPORATION PENSION PLAN?
Official Form 5500 filings for NORTHWESTERN CORPORATION PENSION PLAN are available through the U.S. Department of Labor's EFAST2 system. Search by EIN 460172280 or plan name at efast.dol.gov.
How does NORTHWESTERN CORPORATION PENSION PLAN compare to other plans?
You can compare NORTHWESTERN CORPORATION PENSION PLAN against other Defined Benefit (Pension) plans on the plan type page, or view plans in Montana on the state page. PlainRetire tracks the 5,000 largest retirement plans in the U.S. by total assets.

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Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2022.

Source: DOL EFAST2 filing system (efast.dol.gov) — original filing retrieval by EIN 460172280.

Reference: IRS Publication 560 — Retirement Plans for Small Business, contribution-limit rules.

Reference: IRS Publication 590-B — Distributions from IRAs, RMD rules under SECURE Act 2.0.

Data sourced from official public datasets. See our methodology for details.