401(k) · DOL Form 5500 · 2023
Nisource Inc 401(k) Plan
Data updated 2026-08-06
- $1.7B
- Total assets
- 7,525
- Participants
- 99th
- Percentile by assets
- $229,945
- Avg per participant
Official DOL plan name: Nisource Inc Retirement Savings Plan · Sponsored by Nisource Inc · Indiana · Utilities
$1.7B in assets, 7,525 participants
Nisource Inc's Nisource Inc Retirement Savings Plan reported $1.7B in total assets and 7,525 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.
- 99th percentile by assets (of 126,618 plans)
- #668 in Utilities (719 peers)
Coverage in Indiana
Nisource Inc Retirement Savings Plan covers 7,525 participants in Indiana, 14x the typical Indiana plan (state average ~555 per filing). Assets: $1.7B.
- $1.7B
- total plan assets (2023 EOY)
- 7,525
- covered participants
- 99th
- percentile by assets (of 126,618 plans)
- $229,945
- avg assets per participant
What changed between DOL Form 5500 filings
plan year 2022 → plan year 2023
- Nisource Inc Retirement Savings Plan reported net income rose from -$350M in the plan year 2022 filing to $219M in the plan year 2023 filing.
- Nisource Inc Retirement Savings Plan end-of-year assets rose from $1.5B in the plan year 2022 filing to $1.7B in the plan year 2023 filing.
- Nisource Inc Retirement Savings Plan reported participants fell from 7,561 in the plan year 2022 filing to 7,525 in the plan year 2023 filing.
Participants vs Indiana filers
In Indiana, the average filing covers about 555 participants across 2,178 plans. Nisource Inc Retirement Savings Plan reports 7,525 participants - 14x that state average ($1.7B EOY assets).
Indiana filing particulars
| Total Assets (Beginning of Year) | $1.5B |
|---|---|
| Net Assets (End of Year) | $1.7B |
| Net Income | $219M |
| Employer EIN | 352108964 |
| Plan Effective Date | 1958-09-01 |
| Filing Status | FILING RECEIVED |
Sponsor Plan History (Nisource Inc)
| Year | Plans | Participants | Total Assets |
|---|---|---|---|
| 2022 | 2 | 8,886 | $1.9B |
| 2023 | 2 | 8,727 | $2.1B |
| 2024 | 2 | 8,722 | $2.4B |
Nearby 401(k) Plans in Indiana
Peer 401(k) plans, same state, same plan type, ranked by total assets.
Nisource Inc Retirement Savings Plan vs. nearby 401(k) plans in Indiana, assets vs. participants
- The Lilly Employee 401(k) Plan $11.1B · 17,583
- Elevance Health 401(k) Plan $11.0B · 76,590
- Cummins Retirement and Savings Plan $5.7B · 28,381
- Iu Health 401(k) Savings Plan $3.9B · 38,575
- Steel Dynamics, Inc. Profit Sharing and Retirement Savings Plan $2.6B · 9,015
Scale composition for Nisource Inc Retirement Savings Plan
Nisource Inc Retirement Savings Plan reports $1.7B in end-of-year assets across 7,525 participants (0.015% of the $11.6T held by all Form 5500 filers in the national rollup , and 0.008% of 89,805,449 covered participants) - about $229,945 per participant (1.7x the national average assets-per-participant) . Net income for plan year 2023 was $219M.
This plan identity (EIN 352108964, plan #005) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $1.5B to $2.0B (+34.5%) while covered participants moved from 7,561 to 7,619 . Single-year sparse filers cannot show that trail.
| Plan year | Participants | EOY assets | Filing |
|---|---|---|---|
| 2022 | 7,561 | $1.5B | Open filing |
| 2023 | 7,525 | $1.7B | This page |
| 2024 · index core | 7,619 | $2.0B | Open filing |
The same sponsor also keeps 2 other index-core plans on PlainRetire:
- Nisource Inc Retirement Savings Plan (401(k), $2.0B, 7,619 participants)
- Columbia Energy Group Pension Plan (Defined Benefit (Pension), $334M, 1,103 participants)
Similar-Sized 401(k) Plans Nationally
401(k) plans in other states closest to Nisource Inc Retirement Savings Plan by total assets, not by location.
- Aldi Inc. Retirement Savings Plan (IL) $1.7B · 48,209
- Sedgwick 401(k) Savings Plan (TN) $1.7B · 24,537
- Chevron Phillips Chemical Company LP 401(k) Savings and Profit Sharing Plan (TX) $1.7B · 4,486
- Wesco Distribution, Inc. Retirement Savings Plan (PA) $1.7B · 13,895
Frequently Asked Questions
How did Nisource Inc Retirement Savings Plan assets move in 2023? ▼
How have Nisource Inc plan assets changed over time? ▼
Where does Nisource Inc Retirement Savings Plan rank by assets among Form 5500 filers? ▼
Which 401(k) plans are similar in size to Nisource Inc Retirement Savings Plan? ▼
Next read for Nisource Inc Retirement Savings Plan
Filing takeaways
Ways to act on Nisource Inc Retirement Savings Plan's numbers.
- By total assets, Nisource Inc Retirement Savings Plan ranks among the largest 1% of all filed plans. See the largest plans
- Compare it side-by-side against 3 similar 401(k) plans in Indiana. Compare plans
- Nisource Inc's sponsor-wide assets have grown 25.7% since 2022 across 3 plan years on file. More Utilities plans