Other · DOL Form 5500 · 2024

William Marsh Rice University Retirement Plan

Data updated 2026-07-24

$848M
Total assets: 5,225
Participants: 98th
Percentile by assets: $162,281
Avg per participant

Official DOL plan name: William Marsh Rice University Supplemental 403(b) Plan · Sponsored by William Marsh Rice University · Texas · Educational Services

$848M in assets, 5,225 participants

William Marsh Rice University's William Marsh Rice University Supplemental 403(b) Plan reported $848M in total assets and 5,225 participants in its 2024 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 116,472 plans)

Coverage in Texas

William Marsh Rice University Supplemental 403(b) Plan covers 5,225 participants in Texas, 7.4x the typical Texas plan (state average ~704 per filing). Assets: $848M.

$848M
total plan assets (2024 EOY): 5,225
covered participants: 98th
percentile by assets (of 116,472 plans): $162,281
avg assets per participant

William Marsh Rice University Supplemental 403(b) Plan reported net income fell from $98M in the plan year 2023 filing to $84M in the plan year 2024 filing.
William Marsh Rice University Supplemental 403(b) Plan end-of-year assets rose from $764M in the plan year 2023 filing to $848M in the plan year 2024 filing.
William Marsh Rice University Supplemental 403(b) Plan reported participants fell from 5,345 in the plan year 2023 filing to 5,225 in the plan year 2024 filing.

See the national 2023→2024 release diff →

State

Texas

Industry

Educational Services

Participants vs Texas filers

In Texas, the average filing covers about 704 participants across 9,718 plans. William Marsh Rice University Supplemental 403(b) Plan reports 5,225 participants - 7.4x that state average ($848M EOY assets).

Texas filing particulars

Total Assets (Beginning of Year)	$764M
Net Assets (End of Year)	$848M
Net Income	$84M
Employer EIN	741109620
Plan Effective Date	2007-01-15
Filing Status	FILING RECEIVED

Sponsor Plan History (William Marsh Rice University)

Total plan assets by year, all William Marsh Rice University plans on file

Year	Plans	Participants	Total Assets
2022	2	12,050	$1.4B
2023	2	12,121	$1.6B
2024	2	12,012	$1.8B

Nearby Other Plans in Texas

Peer Other plans, same state, same plan type, ranked by total assets.

William Marsh Rice University Supplemental 403(b) Plan vs. nearby Other plans in Texas, assets vs. participants

Memorial Hermann Health System Employees' Retirement Savings Plan $3.3B · 33,543
The Tax Sheltered Annuity Plan of the Methodist Hospital $3.0B · 32,299
Baylor College of Medicine Section 403b $2.2B · 13,205
The Tax Sheltered Annuity Plan of Texas Children's Hospital $2.1B · 16,971
Southwest Research Institute Retirement Plan $1.7B · 3,107

Compare William Marsh Rice University Supplement… side-by-side with 3 peers →

Similar-Sized Other Plans Nationally

Other plans in other states closest to William Marsh Rice University Supplemental 403(b) Plan by total assets, not by location.

Nationwide Children's Hospital Inc 403(b) Tax Sheltered Annuity Plan (OH) $841M · 10,845
Brandeis University Defined Contribution Plan for Faculty, Professional, and Administrative Employees (MA) $855M · 2,371
Summa Health 403(b) Retirement Savings Plan (OH) $855M · 4,697
The Rockefeller University Retirement Plan (NY) $839M · 1,353

Frequently Asked Questions

How did William Marsh Rice University Supplemental 403(b) Plan assets move in 2024? ▼

William Marsh Rice University Supplemental 403(b) Plan grew at a solid clip - up 11.0% during 2024, from $764M to $848M. Reported net income was $84M.

How have William Marsh Rice University plan assets changed over time? ▼

Across 3 plan years on file (2022-2024), William Marsh Rice University's sponsor-wide assets grew 28.4%, from $1.4B to $1.8B.

Where does William Marsh Rice University Supplemental 403(b) Plan rank by assets among Form 5500 filers? ▼

William Marsh Rice University Supplemental 403(b) Plan ranks in the 98th percentile by end-of-year assets among 116,472 plans that reported assets for plan year 2024 (in the top 5% of all filed plans by assets).

Which Other plans are similar in size to William Marsh Rice University Supplemental 403(b) Plan? ▼

Among Other plans in other states, the closest by assets is Nationwide Children's Hospital Inc 403(b) Tax Sheltered Annuity Plan in OH ($841M, 10,845 participants).

Next read for William Marsh Rice University Supplement…

Filing takeaways

Ways to act on William Marsh Rice University Supplemental 403(b) Plan's numbers.

By total assets, William Marsh Rice University Supplemental 403(b) Plan ranks in the top 5% of all filed plans by assets. See the largest plans
Compare it side-by-side against 3 similar Other plans in Texas. Compare plans
William Marsh Rice University's sponsor-wide assets have grown 28.4% since 2022 across 3 plan years on file. More Educational Services 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 741109620.

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.