401(k) · DOL Form 5500 · 2024

Hologic, Inc. 401(k) Plan

Data updated 2026-07-24

$1.2B
Total assets: 4,201
Participants: 99th
Percentile by assets: $282,230
Avg per participant

Official DOL plan name: Hologic, Inc. Savings and Investment Plan · Sponsored by Hologic, Inc. · Massachusetts · Manufacturing

$1.2B in assets, 4,201 participants

Hologic, Inc.'s Hologic, Inc. Savings and Investment Plan reported $1.2B in total assets and 4,201 participants in its 2024 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 116,472 plans)

Coverage in Massachusetts

Hologic, Inc. Savings and Investment Plan covers 4,201 participants in Massachusetts, 6.6x the typical Massachusetts plan (state average ~641 per filing). Assets: $1.2B.

$1.2B
total plan assets (2024 EOY): 4,201
covered participants: 99th
percentile by assets (of 116,472 plans): $282,230
avg assets per participant

Hologic, Inc. Savings and Investment Plan reported net income fell from $167M in the plan year 2023 filing to $137M in the plan year 2024 filing.
Hologic, Inc. Savings and Investment Plan end-of-year assets rose from $1.0B in the plan year 2023 filing to $1.2B in the plan year 2024 filing.
Hologic, Inc. Savings and Investment Plan reported participants fell from 4,243 in the plan year 2023 filing to 4,201 in the plan year 2024 filing.

See the national 2023→2024 release diff →

State

Massachusetts

Industry

Manufacturing

Participants vs Massachusetts filers

In Massachusetts, the average filing covers about 641 participants across 3,941 plans. Hologic, Inc. Savings and Investment Plan reports 4,201 participants - 6.6x that state average ($1.2B EOY assets).

Massachusetts filing particulars

Total Assets (Beginning of Year)	$1.0B
Net Assets (End of Year)	$1.2B
Net Income	$137M
Employer EIN	042902449
Plan Effective Date	1988-01-01
Filing Status	FILING RECEIVED

Sponsor Plan History (Hologic, Inc.)

Total plan assets by year, all Hologic, Inc. plans on file

Year	Plans	Participants	Total Assets
2022	1	4,165	$881M
2023	1	4,243	$1.0B
2024	1	4,201	$1.2B

Nearby 401(k) Plans in Massachusetts

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

Hologic, Inc. Savings and Investment Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants

Fidelity Retirement Savings Plan $34.2B · 66,907
Liberty Mutual 401(k) Plan $11.4B · 34,618
Massachusetts Institute of Technology Supplemental 401(k) Plan $7.7B · 14,762
Boston Scientific Corporation 401(k) Retirement Savings Plan $6.8B · 20,639
State Street Salary Savings Program $6.5B · 12,777

Compare Hologic, Inc. Savings and Investment Pla… side-by-side with 3 peers →

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to Hologic, Inc. Savings and Investment Plan by total assets, not by location.

Baker & Hostetler LLP Supplemental/401(k) Retirement Plan (OH) $1.2B · 1,868
Flowserve Corporation Retirement Savings Plan (TX) $1.2B · 4,676
Troutman Pepper Defined Contribution Plan (GA) $1.2B · 2,231
Electrical Workers Local No. 292 Defined Contribution and 401(k) Plan (MN) $1.2B · 5,638

Frequently Asked Questions

How did Hologic, Inc. Savings and Investment Plan assets move in 2024? ▼

Hologic, Inc. Savings and Investment Plan grew at a solid clip - up 13.1% during 2024, from $1.0B to $1.2B. Reported net income was $137M.

How have Hologic, Inc. plan assets changed over time? ▼

Across 3 plan years on file (2022-2024), Hologic, Inc.'s sponsor-wide assets grew 34.6%, from $881M to $1.2B.

Where does Hologic, Inc. Savings and Investment Plan rank by assets among Form 5500 filers? ▼

Hologic, Inc. Savings and Investment Plan ranks in the 99th percentile by end-of-year assets among 116,472 plans that reported assets for plan year 2024 (among the largest 1% of all filed plans).

Which 401(k) plans are similar in size to Hologic, Inc. Savings and Investment Plan? ▼

Among 401(k) plans in other states, the closest by assets is Baker & Hostetler LLP Supplemental/401(k) Retirement Plan in OH ($1.2B, 1,868 participants).

Next read for Hologic, Inc. Savings and Investment Pla…

Filing takeaways

Ways to act on Hologic, Inc. Savings and Investment Plan's numbers.

By total assets, Hologic, Inc. Savings and Investment 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 Massachusetts. Compare plans
Hologic, Inc.'s sponsor-wide assets have grown 34.6% since 2022 across 3 plan years on file. More Manufacturing plans

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2024.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 042902449.

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.