401(k) · DOL Form 5500 · 2023

Ultragenyx Pharmaceutical Inc. 401(k) Plan

Data updated 2026-08-11

$166M
Total assets: 1,155
Participants: 94th
Percentile by assets: $144,042
Avg per participant

Official DOL plan name: Ultragenyx Pharmaceutical Inc. 401(k) Plan and Trust · Sponsored by Ultragenyx Pharmaceutical Inc. · California · Manufacturing

$166M in assets, 1,155 participants

Ultragenyx Pharmaceutical Inc.'s Ultragenyx Pharmaceutical Inc. 401(k) Plan and Trust reported $166M in total assets and 1,155 participants in its 2023 DOL Form 5500 filing, ranking in the 94th 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.

94th percentile by assets (of 127,072 plans)
#16,998 in Manufacturing (18,722 peers)

Where Ultragenyx Pharmaceutical Inc. 401(k) Plan and Trust sits by assets

Ultragenyx Pharmaceutical Inc. 401(k) Plan and Trust sits in the top 10% of all filed plans by assets, $166M for 1,155 participants (~$144,042/participant), up 41.8% in 2023.

$166M
total plan assets (2023 EOY): 1,155
covered participants: 94th
percentile by assets (of 127,072 plans): $144,042
avg assets per participant

Where Ultragenyx Pharmaceutical Inc. 401(k) Plan and Trust sits by total assets

Ultragenyx Pharmaceutical Inc. 401(k) Plan and Trust vs every filed plan by assets

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

$166,368,074 Top 6% higher than 94% of 127,068 filed plans

Dashed line + filled bar = this entry, among filed plans.

Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2023

Ultragenyx Pharmaceutical Inc. 401(k) Plan and Trust reported net income rose from $2M in the plan year 2022 filing to $49M in the plan year 2023 filing.
Ultragenyx Pharmaceutical Inc. 401(k) Plan and Trust end-of-year assets rose from $117M in the plan year 2022 filing to $166M in the plan year 2023 filing.
Ultragenyx Pharmaceutical Inc. 401(k) Plan and Trust reported participants rose from 1,016 in the plan year 2022 filing to 1,155 in the plan year 2023 filing.

See the national 2022→2023 release diff →

State

California

Industry

Manufacturing

Ultragenyx Pharmaceutical Inc. 401(k) Plan and Trust vs the 2023 asset distribution

By assets, Ultragenyx Pharmaceutical Inc. 401(k) Plan and Trust outranks 94% of the 127,072 plans that filed a Form 5500 for the 2023 plan year, and holds roughly 1.7x the national average plan size of $100M (721 average participants).

Scale-class filing particulars (2023)

Total Assets (Beginning of Year)	$117M
Net Assets (End of Year)	$166M
Net Income	$49M
Employer EIN	272546083
Plan Effective Date	2013-01-01
Filing Status	FILING RECEIVED

Sponsor Plan History (Ultragenyx Pharmaceutical Inc.)

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

Year	Plans	Participants	Total Assets
2022	1	1,016	$117M
2023	1	1,155	$166M
2024	1	1,090	$218M

Nearby 401(k) Plans in California

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

Ultragenyx Pharmaceutical Inc. 401(k) Plan and Trust vs. nearby 401(k) plans in California, assets vs. participants

Wells Fargo & Company 401(k) Plan $51.8B · 193,919
Google LLC 401(k) Savings Plan $39.0B · 122,867
Oracle Corporation 401(k) Savings and Investment Plan $26.3B · 63,105
Intel 401(k) Savings Plan $22.2B · 59,863
Apple 401(k) Plan $19.8B · 106,111

Compare Ultragenyx Pharmaceutical Inc. 401(k) Pl… side-by-side with 3 peers →

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to Ultragenyx Pharmaceutical Inc. 401(k) Plan and Trust by total assets, not by location.

Arco Companies Retirement Plan (MO) $166M · 1,631
Arco Companies Retirement Plan (MO) $166M · 1,631
Vialto Partners US Retirement Plan (MA) $166M · 627
Carson Tahoe Health System 401(k) Plan (NV) $166M · 1,955

Frequently Asked Questions

How did Ultragenyx Pharmaceutical Inc. 401(k) Plan and Trust assets move in 2023? ▼

Ultragenyx Pharmaceutical Inc. 401(k) Plan and Trust surged - up 41.8% during 2023, from $117M to $166M. Reported net income was $49M.

How have Ultragenyx Pharmaceutical Inc. plan assets changed over time? ▼

Across 3 plan years on file (2022-2024), Ultragenyx Pharmaceutical Inc.'s sponsor-wide assets grew 85.7%, from $117M to $218M.

Where does Ultragenyx Pharmaceutical Inc. 401(k) Plan and Trust rank by assets among Form 5500 filers? ▼

Ultragenyx Pharmaceutical Inc. 401(k) Plan and Trust ranks in the 94th 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 Ultragenyx Pharmaceutical Inc. 401(k) Plan and Trust? ▼

Among 401(k) plans in other states, the closest by assets is Arco Companies Retirement Plan in MO ($166M, 1,631 participants).

Next read for Ultragenyx Pharmaceutical Inc. 401(k) Pl…

Scale reading

Ways to act on Ultragenyx Pharmaceutical Inc. 401(k) Plan and Trust's numbers.

By total assets, Ultragenyx Pharmaceutical Inc. 401(k) Plan and Trust ranks in the top 10% of all filed plans by assets. See the largest plans
Compare it side-by-side against 3 similar 401(k) plans in California. Compare plans
Ultragenyx Pharmaceutical Inc.'s sponsor-wide assets have grown 85.7% 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 2023.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 272546083.