401(k) · DOL Form 5500 · 2024

Unitil Corporation 401(k) Plan

Data updated 2026-08-25

$156M
Total assets Near avg plan size
521
Participants Below avg headcount
93rd
Percentile by assets National rank
$299,870
Avg per participant High balance/head
PlainRetire home → About this data RSS: change history

Official DOL plan name: Unitil Corporation Tax Deferred Savings and Investment Plan · Sponsored by Unitil Corporation · New Hampshire · Utilities

$156M in assets, 521 participants

Unitil Corporation's Unitil Corporation Tax Deferred Savings and Investment Plan reported $156M in total assets and 521 participants in its 2024 DOL Form 5500 filing, ranking in the 93rd 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.

  • #491 in Utilities (732 peers)

Utilities sector rank

Within Utilities, Unitil Corporation Tax Deferred Savings and Investment Plan ranks #491 of 732 2024 filers by assets (344% of the sector average)-$156M for 521 participants.

#491
in Utilities (732 peers)
+12.9%
assets growth YoY
1.6×
vs typical plan assets (national mean)

Unitil Corporation Tax Deferred Savings and Investment Plan's outsized position by total assets

Unitil Corporation Tax Deferred Savings and Investment Plan vs every filed plan by assets

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

$156,232,052 Top 7% higher than 93% 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

Unitil Corporation Tax Deferred Savings and Investment Plan among mid-size filed plans by headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Unitil Corporation Tax Deferred Savings and Investment Plan sits mid-pack in the medium band (521 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Unitil Corporation Tax Deferred Savings and Investment Plan end-of-year assets rose from $138M in the plan year 2023 filing to $156M in the plan year 2024 filing.
  • Unitil Corporation Tax Deferred Savings and Investment Plan reported participants rose from 491 in the plan year 2023 filing to 521 in the plan year 2024 filing.
  • Unitil Corporation Tax Deferred Savings and Investment Plan reported net income fell from $18M in the plan year 2023 filing to $18M in the plan year 2024 filing.

See the national 2023→2024 release diff →

EBSA filing schedule strip

Filing strip 020381573 · Unitil Corporation PY 2024 · 401(k)

Unitil Corporation Tax Deferred Savings and Investment Plan · $156M · 521 · 93rd

  • EBSA $156M
  • PART 521
  • TYPE 93rd
  • NET 401(k)
  • BOOK near Baupost Group Savings Retirement Plan
  • VS-ST ind #491

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 New Hampshire →

Unitil Corporation Tax Deferred Savings and Investment Plan in the asset neighbourhood

Cohen & Steers Capital Management, Inc. 401(k) Employee Savings & Profit Sharing PlanCohen & Steers Capital Manag…$156MUnitil Corporation Tax Deferred Savings and Investment PlanUnitil Corporation Tax Defer…$156MBaupost Group Savings Retirement PlanBaupost Group Savings Retire…$156MSchwabe, Williamson & Wyatt, P.C. 401(k) Profit Sharing PlanSchwabe, Williamson & Wyatt,…$156MMembers 1st Federal Credit Union 401(k) Savings PlanMembers 1st Federal Credit U…$156M
End-of-year total assets ($M) among Unitil Corporation Tax Deferred Savings and Investment Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Utilities filing particulars

Total Assets (Beginning of Year)$138M
Net Assets (End of Year)$156M
Net Income$18M
Employer EIN020381573
Plan Effective Date1985-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Unitil Corporation)

Sponsor-wide plan assets over time

All Unitil Corporation plans reported in each filing year

Latest sponsor-wide plan assets
$156M 30.16542906433465% vs 2022
2024 filing year
$100M$120M$140M$160M 202220232024 $120M $156M ▲ +30.2%
Year Plans Participants Total Assets
2022 1 495 $120M
2023 1 491 $138M
2024 1 521 $156M

Nearby 401(k) Plans in New Hampshire

Peer 401(k) plans, same state, same plan type, ranked by total assets.

Unitil Corporation Tax Deferred Savings and Investment Plan vs. nearby 401(k) plans in New Hampshire, assets vs. participants Scatter plot of 6 data points. -5000050001000015000 0200400600800 Total assets ($M) Participants Unitil Corporation Tax Deferred Savings and Investment Plan, Total assets ($M): 156.232052 · Participants: 521Unitil Corporation Tax Deferred Savings and Investment PlanC&s and Affiliates 401(k) Savings Plan (a), Total assets ($M): 670.52032 · Participants: 11041C&s and Affiliates 401(k) Savings Plan (a)Ams Osram Savings Plan, Total assets ($M): 486.920985 · Participants: 961Ams Osram Savings PlanAlbany International Corp. Prosperity Plus Savings Plan, Total assets ($M): 481.365142 · Participants: 1909Albany International Corp. Prosperity Plus Savings PlanConnection Employee 401(k) and Profit Sharing Plan, Total assets ($M): 438.844096 · Participants: 2733Connection Employee 401(k) and Profit Sharing PlanCoca Cola Beverages Northeast, Inc. Incentive Savings Plan, Total assets ($M): 400.152906 · Participants: 2821Coca Cola Beverages Northeast, Inc. Incentive Savings Plan
Unitil Corporation Tax Deferred Savings and Investment Plan vs. nearby 401(k) plans in New Hampshire, assets vs. participants

Unitil Corporation Tax Deferred Savings and Investment Plan's out-of-state 401(k) peers by assets and headcount

Outside New Hampshire, the nearest 401(k) by assets is Baupost Group Savings Retirement Plan in MA ($156M); by covered participants it is Texas Bank and Trust Company Employee Ps Plan and Trust in TX (521 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (521 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 Unitil Corporation Tax Deferred Savings and Investment Plan assets move in 2024?
Unitil Corporation Tax Deferred Savings and Investment Plan grew at a solid clip - up 12.9% during 2024, from $138M to $156M. Reported net income was $18M.
How have Unitil Corporation plan assets changed over time?
Across 3 plan years on file (2022-2024), Unitil Corporation's sponsor-wide assets grew 30.2%, from $120M to $156M.
Where does Unitil Corporation Tax Deferred Savings and Investment Plan rank by assets among Form 5500 filers?
Unitil Corporation Tax Deferred Savings and Investment Plan ranks in the 93rd percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (in the top 10% of all filed plans by assets).
Which 401(k) plans are similar in size to Unitil Corporation Tax Deferred Savings and Investment Plan?
Among 401(k) plans in other states, the closest by assets is Baupost Group Savings Retirement Plan in MA ($156M, 266 participants).
Which 401(k) plans cover a similar participant headcount to Unitil Corporation Tax Deferred Savings and Investment Plan?
Among 401(k) plans in other states, the closest by covered participants is Texas Bank and Trust Company Employee Ps Plan and Trust in TX (521 participants, $54M in assets).