Defined Benefit (Pension) · DOL Form 5500 · 2024

Northern Indiana Public Service Company Pension Plan

Data updated 2026-08-25

$1.0B
Total assets Very large vs avg
2,133
Participants Near avg headcount
98th
Percentile by assets National rank
$470,456
Avg per participant High balance/head
PlainRetire home → About this data RSS: change history

Official DOL plan name: Nisource Pension Plan · Sponsored by Northern Indiana Public Service Company · Indiana · Utilities

$1.0B in assets, 2,133 participants

Northern Indiana Public Service Company's Nisource Pension Plan reported $1.0B in total assets and 2,133 participants in its 2024 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.

  • #641 in Utilities (732 peers)

Coverage in Indiana

Nisource Pension Plan covers 2,133 participants in Indiana, 3.9x the typical Indiana plan (state average ~541 per filing). Assets: $1.0B.

#641
in Utilities (732 peers)
-5.7%
assets change YoY
10×
vs typical plan assets (national mean)

The plan reported a net loss of $60M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Nisource Pension Plan's outsized position by total assets

Nisource Pension Plan vs every filed plan by assets

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

$1,003,483,487 Top 2% higher than 98% 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

Nisource Pension Plan'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. Nisource Pension Plan lands in the large band (2,133 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Nisource Pension Plan reported net income fell from $12M in the plan year 2023 filing to -$60M in the plan year 2024 filing.
  • Nisource Pension Plan end-of-year assets fell from $1.1B in the plan year 2023 filing to $1.0B in the plan year 2024 filing.
  • Nisource Pension Plan reported participants fell from 2,174 in the plan year 2023 filing to 2,133 in the plan year 2024 filing.

See the national 2023→2024 release diff →

EBSA filing schedule strip

Filing strip 350552990 · Northern Indiana Public Service Company PY 2024 · Defined Benefit (Pension)

Nisource Pension Plan · $1.0B · 2,133 · 98th

  • TYPE $1.0B
  • TYPE 2,133
  • TYPE 98th
  • TYPE Defined Benefit (Pension)
  • TYPE near Operating Engineers Local 101 Pension Fund
  • TYPE ind #641

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 Indiana →

Nisource Pension Plan in the asset neighbourhood

The Dun & Bradstreet Corporation Retirement AccountThe Dun & Bradstreet Corpora…$1.0BNisource Pension Plan$1.0BOperating Engineers Local 101 Pension FundOperating Engineers Local 10…$1.0BUfcw Local 1262 & Employers Pension FundUfcw Local 1262 & Employers …$1.0BIron Workers' Mid-America Pension PlanIron Workers' Mid-America Pe…$999M
End-of-year total assets ($B) among Nisource Pension Plan and nearest nationwide Defined Benefit (Pension) peers. Source: DOL Form 5500 plan year 2024.

Indiana filing particulars

Total Assets (Beginning of Year)$1.1B
Net Assets (End of Year)$1.0B
Net Income-$60M
Employer EIN350552990
Plan Effective Date1945-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Northern Indiana Public Service Company)

Sponsor-wide plan assets over time

All Northern Indiana Public Service Company plans reported in each filing year

Latest sponsor-wide plan assets
$1.0B 4.570995488202185% vs 2022
2024 filing year
$0.98B$1B$1.02B$1.04B$1.06B$1.08B 202220232024 $1.05B $1B ▼ -4.8%
Year Plans Participants Total Assets
2022 1 2,283 $1.1B
2023 1 2,174 $1.1B
2024 1 2,133 $1.0B

Nearby Defined Benefit (Pension) Plans in Indiana

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

Nisource Pension Plan vs. nearby Defined Benefit (Pension) plans in Indiana, assets vs. participants Scatter plot of 6 data points. -10000010000200003000040000 051015 Total assets ($B) Participants Nisource Pension Plan, Total assets ($B): 1.003483487 · Participants: 2133Nisource Pension PlanThe Lilly Retirement Plan, Total assets ($B): 11.79293888 · Participants: 19897The Lilly Retirement PlanCummins Pension Plan, Total assets ($B): 3.225499056 · Participants: 30640Cummins Pension PlanIndiana Laborers Pension Fund, Total assets ($B): 1.815373164 · Participants: 11039Indiana Laborers Pension FundElevance Health Cash Balance Plan a, Total assets ($B): 1.237231976 · Participants: 7552Elevance Health Cash Balance Plan aNational Basketball Association Players' Pension Plan, Total assets ($B): 0.724834302 · Participants: 520National Basketball Association Players' Pension Plan
Nisource Pension Plan vs. nearby Defined Benefit (Pension) plans in Indiana, assets vs. participants
Compare Nisource Pension Plan side-by-side with 3 peers →

Nisource Pension Plan's out-of-state Defined Benefit (Pension) peers by assets and headcount

Outside Indiana, the nearest Defined Benefit (Pension) by assets is Operating Engineers Local 101 Pension Fund in MO ($1.0B); by covered participants it is Entergy Corporation Cash Balance Plan for Bargaining Employees in LA (2,133 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($1.0B here).

Similar participant headcount

Nearest other-state filings by covered participants (2,133 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 Nisource Pension Plan assets move in 2024? ▼
Nisource Pension Plan pulled back noticeably - down 5.7% during 2024, from $1.1B to $1.0B. Reported net income was -$60M.
How have Northern Indiana Public Service Company plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Northern Indiana Public Service Company's sponsor-wide assets declined 4.6%, from $1.1B to $1.0B.
Where does Nisource Pension Plan rank by assets among Form 5500 filers? ▼
Nisource Pension Plan ranks in the 98th 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 Defined Benefit (Pension) plans are similar in size to Nisource Pension Plan? ▼
Among Defined Benefit (Pension) plans in other states, the closest by assets is Operating Engineers Local 101 Pension Fund in MO ($1.0B, 3,644 participants).
Which Defined Benefit (Pension) plans cover a similar participant headcount to Nisource Pension Plan? ▼
Among Defined Benefit (Pension) plans in other states, the closest by covered participants is Entergy Corporation Cash Balance Plan for Bargaining Employees in LA (2,133 participants, N/A 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 350552990.

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.