Defined Benefit (Pension) · DOL Form 5500 · 2023

Northern Indiana Public Service Company Pension Plan

Data updated 2026-08-25

$1.1B
Total assets Very large vs avg
2,174
Participants Above avg headcount
99th
Percentile by assets National rank
$489,288
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

$1.1B in assets, 2,174 participants

Northern Indiana Public Service Company's Nisource Pension Plan reported $1.1B in total assets and 2,174 participants in its 2023 DOL Form 5500 filing, ranking in the 99th 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.

  • #645 in Utilities (721 peers)

Coverage in Indiana

Nisource Pension Plan covers 2,174 participants in Indiana, 4.0x the typical Indiana plan (state average ~541 per filing). Assets: $1.1B.

#645
in Utilities (721 peers)
+1.2%
assets growth YoY
11×
vs typical plan assets (national mean)

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 2023 · DOL Form 5500

$1,063,713,087 Top 1% higher than 99% 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

Nisource Pension Plan's large-plan peer group by participant headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Nisource Pension Plan lands in the large band (2,174 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Nisource Pension Plan reported net income rose from -$399M in the plan year 2022 filing to $12M in the plan year 2023 filing.
  • Nisource Pension Plan reported participants fell from 2,283 in the plan year 2022 filing to 2,174 in the plan year 2023 filing.
  • Nisource Pension Plan end-of-year assets rose from $1.1B in the plan year 2022 filing to $1.1B in the plan year 2023 filing.

See the national 2022→2023 release diff →

Published 5500 schedule card

Filing strip 350552990 · Northern Indiana Public Service Company PY 2023 · Defined Benefit (Pension)

Nisource Pension Plan · $1.1B · 2,174 · 99th

  • EIN $1.1B
  • RANK 2,174
  • PHOTO 99th
  • IND Defined Benefit (Pension)
  • EOY near 1199seiu Greater New York Pension Fund
  • 5500 ind #645

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

1199seiu Greater New York Pension Fund1199seiu Greater New York Pe…$1.1BWestinghouse Electric Company Pension PlanWestinghouse Electric Compan…$1.1BNisource Pension Plan$1.1BNational Fuel Gas Company Retirement PlanNational Fuel Gas Company Re…$1.1BCenterpoint Energy Retirement PlanCenterpoint Energy Retiremen…$1.1B
End-of-year total assets ($B) among Nisource Pension Plan and nearest nationwide Defined Benefit (Pension) peers. Source: DOL Form 5500 plan year 2023.

Indiana filing particulars

Total Assets (Beginning of Year)$1.1B
Net Assets (End of Year)$1.1B
Net Income$12M
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. -100000100002000030000 051015 Total assets ($B) Participants Nisource Pension Plan, Total assets ($B): 1.063713087 · Participants: 2174Nisource Pension PlanThe Lilly Retirement Plan, Total assets ($B): 11.68755379 · Participants: 19111The Lilly Retirement PlanCummins Pension Plan, Total assets ($B): 3.321162584 · Participants: 26560Cummins Pension PlanIndiana Laborers Pension Fund, Total assets ($B): 1.654720253 · Participants: 10800Indiana Laborers Pension FundElevance Health Cash Balance Plan a, Total assets ($B): 1.277905032 · Participants: 8197Elevance Health Cash Balance Plan aNational Basketball Association Players' Pension Plan, Total assets ($B): 0.609899435 · Participants: 435National 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 1199seiu Greater New York Pension Fund in NY ($1.1B); by covered participants it is Retirement Plan for Employees of Boeing Employees' Credit Union in WA (2,175 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($1.1B here).

Similar participant headcount

Nearest other-state filings by covered participants (2,174 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 Nisource Pension Plan assets move in 2023? ▼
Nisource Pension Plan edged up modestly - up 1.2% during 2023, from $1.1B to $1.1B. Reported net income was $12M.
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 99th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (among the largest 1% of all filed plans).
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 1199seiu Greater New York Pension Fund in NY ($1.1B, 15,316 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 Retirement Plan for Employees of Boeing Employees' Credit Union in WA (2,175 participants, $392M in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2023.

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.