401(k) · DOL Form 5500 · 2023

Parexel International Corporation 401(k) Plan

Data updated 2026-08-11

$768M
Total assets: 4,903
Participants: 98th
Percentile by assets: $156,606
Avg per participant

Official DOL plan name: Parexel International Corporation 401(k) Retirement Savings Plan · Sponsored by Parexel International Corporation · Massachusetts · Professional & Technical Services

$768M in assets, 4,903 participants

Parexel International Corporation's Parexel International Corporation 401(k) Retirement Savings Plan reported $768M in total assets and 4,903 participants in its 2023 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 127,072 plans)
#20,084 in Professional & Technical Services (20,321 peers)

Coverage in Massachusetts

Parexel International Corporation 401(k) Retirement Savings Plan covers 4,903 participants in Massachusetts, 7.4x the typical Massachusetts plan (state average ~659 per filing). Assets: $768M.

$768M
total plan assets (2023 EOY): 4,903
covered participants: 98th
percentile by assets (of 127,072 plans): $156,606
avg assets per participant

Parexel International Corporation 401(k) Retirement Savings Plan reported net income rose from -$115M in the plan year 2022 filing to $147M in the plan year 2023 filing.
Parexel International Corporation 401(k) Retirement Savings Plan end-of-year assets rose from $620M in the plan year 2022 filing to $768M in the plan year 2023 filing.
Parexel International Corporation 401(k) Retirement Savings Plan reported participants rose from 4,707 in the plan year 2022 filing to 4,903 in the plan year 2023 filing.

See the national 2022→2023 release diff →

State

Massachusetts

Industry

Professional & Technical Services

Participants vs Massachusetts filers

In Massachusetts, the average filing covers about 659 participants across 4,265 plans. Parexel International Corporation 401(k) Retirement Savings Plan reports 4,903 participants - 7.4x that state average ($768M EOY assets).

Massachusetts filing particulars

Total Assets (Beginning of Year)	$620M
Net Assets (End of Year)	$768M
Net Income	$147M
Employer EIN	042776269
Plan Effective Date	1988-01-01
Filing Status	FILING RECEIVED

Sponsor Plan History (Parexel International Corporation)

Total plan assets by year, all Parexel International Corporation plans on file

Year	Plans	Participants	Total Assets
2022	1	4,707	$620M
2023	1	4,903	$768M
2024	1	4,934	$900M

Nearby 401(k) Plans in Massachusetts

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

Parexel International Corporation 401(k) Retirement Savings Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants

Fidelity Retirement Savings Plan $28.6B · 62,289
Liberty Mutual 401(k) Plan $10.6B · 37,052
Massachusetts Institute of Technology Supplemental 401(k) Plan $6.8B · 14,094
Boston Scientific Corporation 401(k) Retirement Savings Plan $5.8B · 19,881
Philips North America 401(k) Plan $5.8B · 19,120

Compare Parexel International Corporation 401(k)… side-by-side with 3 peers →

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to Parexel International Corporation 401(k) Retirement Savings Plan by total assets, not by location.

Akin Gump Strauss Hauer & Feld LLP Section 401(k) Profit Sharing Plan (TX) $768M · 1,599
In-N-Out Burger Associates' Profit Sharing Plan (CA) $768M · 11,750
Mary Kay Inc. Profit Sharing and 401(k) Plan (TX) $769M · 1,770
Mitsubishi Electric U.S. Companies' Retirement Plan (CA) $767M · 3,281

Frequently Asked Questions

How did Parexel International Corporation 401(k) Retirement Savings Plan assets move in 2023? ▼

Parexel International Corporation 401(k) Retirement Savings Plan grew sharply - up 23.8% during 2023, from $620M to $768M. Reported net income was $147M.

How have Parexel International Corporation plan assets changed over time? ▼

Across 3 plan years on file (2022-2024), Parexel International Corporation's sponsor-wide assets grew 45.0%, from $620M to $900M.

Where does Parexel International Corporation 401(k) Retirement Savings Plan rank by assets among Form 5500 filers? ▼

Parexel International Corporation 401(k) Retirement Savings Plan ranks in the 98th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (in the top 5% of all filed plans by assets).

Which 401(k) plans are similar in size to Parexel International Corporation 401(k) Retirement Savings Plan? ▼

Among 401(k) plans in other states, the closest by assets is Akin Gump Strauss Hauer & Feld LLP Section 401(k) Profit Sharing Plan in TX ($768M, 1,599 participants).

Next read for Parexel International Corporation 401(k)…

Filing takeaways

Ways to act on Parexel International Corporation 401(k) Retirement Savings Plan's numbers.

By total assets, Parexel International Corporation 401(k) 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 Massachusetts. Compare plans
Parexel International Corporation's sponsor-wide assets have grown 45.0% since 2022 across 3 plan years on file. More Professional & Technical Services plans

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 042776269.