401(k) · DOL Form 5500 · 2023

Middlesex Savings Bank 401(k) Plan

Data updated 2026-08-25

$94M
Total assets Below avg plan size
486
Participants Below avg headcount
91st
Percentile by assets National rank
$192,397
Avg per participant Above avg balance/head
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Official DOL plan name: Sbera 401(k) Plan as Adopted by Middlesex Savings Bank · Sponsored by Middlesex Savings Bank · Massachusetts · Finance & Insurance

$94M in assets, 486 participants

Middlesex Savings Bank's Sbera 401(k) Plan as Adopted by Middlesex Savings Bank reported $94M in total assets and 486 participants in its 2023 DOL Form 5500 filing, ranking in the 91st 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.

  • #7,613 in Finance & Insurance (8,869 peers)

Where Sbera 401(k) Plan as Adopted by Middlesex Savings Bank sits by assets

Sbera 401(k) Plan as Adopted by Middlesex Savings Bank sits in the top 10% of all filed plans by assets, $94M for 486 participants (~$192,397/participant), up 14.8% in 2023.

#7,613
in Finance & Insurance (8,869 peers)
+14.8%
assets growth YoY
0.9×
vs typical plan assets (national mean)

Sbera 401(k) Plan as Adopted by Middlesex Savings Bank's outsized position by total assets

Sbera 401(k) Plan as Adopted by Middlesex Savings Bank vs every filed plan by assets

End-of-year total assets · plan year 2023 · DOL Form 5500

$93,504,770 Top 9% higher than 91% 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

Sbera 401(k) Plan as Adopted by Middlesex Savings Bank among mid-size filed plans by headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Sbera 401(k) Plan as Adopted by Middlesex Savings Bank sits mid-pack in the medium band (486 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Sbera 401(k) Plan as Adopted by Middlesex Savings Bank reported net income rose from -$18M in the plan year 2022 filing to $12M in the plan year 2023 filing.
  • Sbera 401(k) Plan as Adopted by Middlesex Savings Bank end-of-year assets rose from $81M in the plan year 2022 filing to $94M in the plan year 2023 filing.
  • Sbera 401(k) Plan as Adopted by Middlesex Savings Bank reported participants fell from 500 in the plan year 2022 filing to 486 in the plan year 2023 filing.

See the national 2022→2023 release diff →

EBSA filing schedule strip

Filing strip 270402195 · Middlesex Savings Bank PY 2023 · 401(k)

Sbera 401(k) Plan as Adopted by Middlesex Savings Bank · $94M · 486 · 91st

  • TYPE $94M
  • NET 486
  • BOOK 91st
  • VS-ST 401(k)
  • BOY near Merieux Nutrisciences & Subsidiaries Retirement Plan
  • SCH ind #7613

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 Finance & Insurance retirement plans → · Plans in Massachusetts →

Sbera 401(k) Plan as Adopted by Middlesex Savings Bank in the asset neighbourhood

Synchronoss Technologies, Inc. 401(k) PlanSynchronoss Technologies, In…$94MIss Facility Services 401(k) Savings PlanIss Facility Services 401(k)…$94MMerieux Nutrisciences & Subsidiaries Retirement PlanMerieux Nutrisciences & Subs…$94MSbera 401(k) Plan as Adopted by Middlesex Savings BankSbera 401(k) Plan as Adopted…$94MTgs-Nopec Geophysical Company 401(k) ProfitTgs-Nopec Geophysical Compan…$93M
End-of-year total assets ($M) among Sbera 401(k) Plan as Adopted by Middlesex Savings Bank and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Scale-class filing particulars (2023)

Total Assets (Beginning of Year)$81M
Net Assets (End of Year)$94M
Net Income$12M
Employer EIN270402195
Plan Effective Date1995-02-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Middlesex Savings Bank)

Sponsor-wide plan assets over time

All Middlesex Savings Bank plans reported in each filing year

Latest sponsor-wide plan assets
$289M 29.270016811716026% vs 2022
2024 filing year
$200M$220M$240M$260M$280M$300M 202220232024 $223M $289M ▲ +29.3%
Year Plans Participants Total Assets
2022 2 907 $223M
2023 2 884 $263M
2024 2 914 $289M

Nearby 401(k) Plans in Massachusetts

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

Sbera 401(k) Plan as Adopted by Middlesex Savings Bank vs. nearby 401(k) plans in Massachusetts, assets vs. participants Scatter plot of 6 data points. -20000020000400006000080000 -10010203040 Total assets ($B) Participants Sbera 401(k) Plan as Adopted by Middlesex Savings Bank, Total assets ($B): 0.09350477 · Participants: 486Sbera 401(k) Plan as Adopted by Middlesex Savings BankFidelity Retirement Savings Plan, Total assets ($B): 28.649852331 · Participants: 62289Fidelity Retirement Savings PlanLiberty Mutual 401(k) Plan, Total assets ($B): 10.556596852 · Participants: 37052Liberty Mutual 401(k) PlanMassachusetts Institute of Technology Supplemental 401(k) Plan, Total assets ($B): 6.829912863 · Participants: 14094Massachusetts Institute of Technology Supplemental 401(k) PlanBoston Scientific Corporation 401(k) Retirement Savings Plan, Total assets ($B): 5.786107181 · Participants: 19881Boston Scientific Corporation 401(k) Retirement Savings PlanPhilips North America 401(k) Plan, Total assets ($B): 5.779286156 · Participants: 19120Philips North America 401(k) Plan
Sbera 401(k) Plan as Adopted by Middlesex Savings Bank vs. nearby 401(k) plans in Massachusetts, assets vs. participants
Compare Sbera 401(k) Plan as Adopted by Middlesex Savings Bank side-by-side with 3 peers →

Sbera 401(k) Plan as Adopted by Middlesex Savings Bank's out-of-state 401(k) peers by assets and headcount

Outside Massachusetts, the nearest 401(k) by assets is Merieux Nutrisciences & Subsidiaries Retirement Plan in IL ($94M); by covered participants it is Ag Business Solutions, LLC 401(k) Plan in MI (486 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (486 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 Sbera 401(k) Plan as Adopted by Middlesex Savings Bank assets move in 2023? ▼
Sbera 401(k) Plan as Adopted by Middlesex Savings Bank grew at a solid clip - up 14.8% during 2023, from $81M to $94M. Reported net income was $12M.
How have Middlesex Savings Bank plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Middlesex Savings Bank's sponsor-wide assets grew 29.3%, from $223M to $289M.
Where does Sbera 401(k) Plan as Adopted by Middlesex Savings Bank rank by assets among Form 5500 filers? ▼
Sbera 401(k) Plan as Adopted by Middlesex Savings Bank ranks in the 91st percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (in the top 10% of all filed plans by assets).
Which 401(k) plans are similar in size to Sbera 401(k) Plan as Adopted by Middlesex Savings Bank? ▼
Among 401(k) plans in other states, the closest by assets is Merieux Nutrisciences & Subsidiaries Retirement Plan in IL ($94M, 1,240 participants).
Which 401(k) plans cover a similar participant headcount to Sbera 401(k) Plan as Adopted by Middlesex Savings Bank? ▼
Among 401(k) plans in other states, the closest by covered participants is Ag Business Solutions, LLC 401(k) Plan in MI (486 participants, $10M 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 270402195.

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.