401(k) · DOL Form 5500 · 2024
Southwest Gas Corporation 401(k) Plan
Data updated 2026-08-11
- $600M
- Total assets
- 2,387
- Participants
- 98th
- Percentile by assets
- $251,333
- Avg per participant
Official DOL plan name: Southwest Gas Corporation Employees' Investment Plan · Sponsored by Southwest Gas Corporation · Nevada · Utilities
$600M in assets, 2,387 participants
Southwest Gas Corporation's Southwest Gas Corporation Employees' Investment Plan reported $600M in total assets and 2,387 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.
- 98th percentile by assets (of 123,622 plans)
- #603 in Utilities (732 peers)
Coverage in Nevada
Southwest Gas Corporation Employees' Investment Plan covers 2,387 participants in Nevada, 3.8x the typical Nevada plan (state average ~636 per filing). Assets: $600M.
- $600M
- total plan assets (2024 EOY)
- 2,387
- covered participants
- 98th
- percentile by assets (of 123,622 plans)
- $251,333
- avg assets per participant
What changed between DOL Form 5500 filings
plan year 2023 → plan year 2024
- Southwest Gas Corporation Employees' Investment Plan end-of-year assets rose from $532M in the plan year 2023 filing to $600M in the plan year 2024 filing.
- Southwest Gas Corporation Employees' Investment Plan reported participants rose from 2,366 in the plan year 2023 filing to 2,387 in the plan year 2024 filing.
- Southwest Gas Corporation Employees' Investment Plan reported net income rose from $67M in the plan year 2023 filing to $68M in the plan year 2024 filing.
Participants vs Nevada filers
In Nevada, the average filing covers about 636 participants across 808 plans. Southwest Gas Corporation Employees' Investment Plan reports 2,387 participants - 3.8x that state average ($600M EOY assets).
Nevada filing particulars
| Total Assets (Beginning of Year) | $532M |
|---|---|
| Net Assets (End of Year) | $600M |
| Net Income | $68M |
| Employer EIN | 880085720 |
| Plan Effective Date | 1965-04-01 |
| Filing Status | FILING RECEIVED |
Sponsor Plan History (Southwest Gas Corporation)
| Year | Plans | Participants | Total Assets |
|---|---|---|---|
| 2022 | 2 | 4,473 | $1.6B |
| 2023 | 2 | 4,386 | $1.7B |
| 2024 | 2 | 4,255 | $1.8B |
Nearby 401(k) Plans in Nevada
Peer 401(k) plans, same state, same plan type, ranked by total assets.
Southwest Gas Corporation Employees' Investment Plan vs. nearby 401(k) plans in Nevada, assets vs. participants
- The Mgm Resorts 401(k) Savings Plan $2.2B · 37,719
- Caesars Entertainment, Inc 401(k) Plan $1.9B · 46,859
- Barrick Retirement Plan $1.3B · 7,327
- Eighth District Electrical Pension Fund Annuity Plan $1.1B · 21,516
- Nv Energy 401(k) Plan $1.1B · 2,669
Similar-Sized 401(k) Plans Nationally
401(k) plans in other states closest to Southwest Gas Corporation Employees' Investment Plan by total assets, not by location.
- Ascension Healthcare 401(k) Retirement Savings Plan (MO) $600M · 1,700
- The Boston College 401(k) Retirement Plan II (MA) $600M · 2,228
- Sephora Retirement Plan (CA) $600M · 17,588
- National Indemnity Company Employee Retirement and Savings Plan (NE) $600M · 3,077
Frequently Asked Questions
How did Southwest Gas Corporation Employees' Investment Plan assets move in 2024? ▼
How have Southwest Gas Corporation plan assets changed over time? ▼
Where does Southwest Gas Corporation Employees' Investment Plan rank by assets among Form 5500 filers? ▼
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Filing takeaways
Ways to act on Southwest Gas Corporation Employees' Investment Plan's numbers.
- By total assets, Southwest Gas Corporation Employees' Investment Plan ranks in the top 5% of all filed plans by assets. See the largest plans
- Compare it side-by-side against 3 similar 401(k) plans in Nevada. Compare plans
- Southwest Gas Corporation's sponsor-wide assets have grown 9.9% since 2022 across 3 plan years on file. More Utilities plans