401(k) · DOL Form 5500 · 2024
Allegro Microsystems 401(k) Plan
Data updated 2026-08-11
- $252M
- Total assets
- 716
- Participants
- 95th
- Percentile by assets
- $351,708
- Avg per participant
Official DOL plan name: Allegro Microsystems, LLC Employees' Retirement Savings Plan · Sponsored by Allegro Microsystems · New Hampshire · Manufacturing
$252M in assets, 716 participants
Allegro Microsystems's Allegro Microsystems, LLC Employees' Retirement Savings Plan reported $252M in total assets and 716 participants in its 2024 DOL Form 5500 filing, ranking in the 95th 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.
- 95th percentile by assets (of 123,622 plans)
- #16,444 in Manufacturing (17,777 peers)
Coverage in New Hampshire
Allegro Microsystems, LLC Employees' Retirement Savings Plan covers 716 participants in New Hampshire, 2.4x the typical New Hampshire plan (state average ~301 per filing). Assets: $252M.
- $252M
- total plan assets (2024 EOY)
- 716
- covered participants
- 95th
- percentile by assets (of 123,622 plans)
- $351,708
- avg assets per participant
What changed between DOL Form 5500 filings
plan year 2023 → plan year 2024
- Allegro Microsystems, LLC Employees' Retirement Savings Plan reported net income fell from $38M in the plan year 2023 filing to $17M in the plan year 2024 filing.
- Allegro Microsystems, LLC Employees' Retirement Savings Plan reported participants rose from 651 in the plan year 2023 filing to 716 in the plan year 2024 filing.
- Allegro Microsystems, LLC Employees' Retirement Savings Plan end-of-year assets rose from $235M in the plan year 2023 filing to $252M in the plan year 2024 filing.
Participants vs New Hampshire filers
In New Hampshire, the average filing covers about 301 participants across 708 plans. Allegro Microsystems, LLC Employees' Retirement Savings Plan reports 716 participants - 2.4x that state average ($252M EOY assets).
New Hampshire filing particulars
| Total Assets (Beginning of Year) | $235M |
|---|---|
| Net Assets (End of Year) | $252M |
| Net Income | $17M |
| Employer EIN | 223056180 |
| Plan Effective Date | 1991-01-01 |
| Filing Status | FILING RECEIVED |
Sponsor Plan History (Allegro Microsystems)
| Year | Plans | Participants | Total Assets |
|---|---|---|---|
| 2022 | 1 | 611 | $196M |
| 2023 | 1 | 651 | $235M |
| 2024 | 1 | 716 | $252M |
Nearby 401(k) Plans in New Hampshire
Peer 401(k) plans, same state, same plan type, ranked by total assets.
Allegro Microsystems, LLC Employees' Retirement Savings Plan vs. nearby 401(k) plans in New Hampshire, assets vs. participants
- C&s and Affiliates 401(k) Savings Plan (a) $671M · 11,041
- Ams Osram Savings Plan $487M · 961
- Albany International Corp. Prosperity Plus Savings Plan $481M · 1,909
- Connection Employee 401(k) and Profit Sharing Plan $439M · 2,733
- Coca Cola Beverages Northeast, Inc. Incentive Savings Plan $400M · 2,821
Similar-Sized 401(k) Plans Nationally
401(k) plans in other states closest to Allegro Microsystems, LLC Employees' Retirement Savings Plan by total assets, not by location.
- Aramark Hourly 401(k) Plan (PA) $252M · 84,306
- Mckinstry Co. Profit Sharing and 401(k) Plan (WA) $252M · 1,328
- Ameresco, Inc. 401(k) Plan (MA) $252M · 1,241
- Ferrell Companies, Inc. 401(k) Investment Plan (MO) $252M · 4,453
Frequently Asked Questions
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Filing takeaways
Ways to act on Allegro Microsystems, LLC Employees' Retirement Savings Plan's numbers.
- By total assets, Allegro Microsystems, LLC Employees' Retirement Savings 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 New Hampshire. Compare plans
- Allegro Microsystems's sponsor-wide assets have grown 28.3% since 2022 across 3 plan years on file. More Manufacturing plans