401(k) · DOL Form 5500 · 2022

Argenx US Inc. 401(k) Plan

Data updated 2026-08-25

$19M
Total assets Small plan by assets
287
Participants Below avg headcount
76th
Percentile by assets National rank
$65,674
Avg per participant Below avg balance/head
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Official DOL plan name: Argenx US Inc. 401(k) Profit Sharing Plan · Sponsored by Argenx US Inc. · Massachusetts · Professional & Technical Services

$19M in assets, 287 participants

Argenx US Inc.'s Argenx US Inc. 401(k) Profit Sharing Plan reported $19M in total assets and 287 participants in its 2022 DOL Form 5500 filing, ranking in the 76th 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.

  • #16,503 in Professional & Technical Services (21,562 peers)

Coverage in Massachusetts

Argenx US Inc. 401(k) Profit Sharing Plan covers 287 participants in Massachusetts, about 44% of the average Massachusetts filer (state average ~659 per filing). Assets: $19M.

#16,503
in Professional & Technical Services (21,562 peers)
+56.1%
assets growth YoY
0.2×
vs typical plan assets (national mean)

Argenx US Inc. 401(k) Profit Sharing Plan's outsized position by total assets

Argenx US Inc. 401(k) Profit Sharing Plan vs every filed plan by assets

End-of-year total assets · plan year 2022 · DOL Form 5500

$18,848,449 Top 24% higher than 76% of 139,123 filed plans

This plan $0 $2,050,000,000 every filed plan with reported assets, bucketed by value

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

Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2022

Argenx US Inc. 401(k) Profit Sharing Plan among mid-size filed plans by headcount

Plan-year 2022 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Argenx US Inc. 401(k) Profit Sharing Plan sits mid-pack in the medium band (287 participants).

Plan-year Form 5500 strip

Filing strip 364880497 · Argenx US Inc. PY 2022 · 401(k)

Argenx US Inc. 401(k) Profit Sharing Plan · $19M · 287 · 76th

  • EBSA $19M
  • PART 287
  • TYPE 76th
  • NET 401(k)
  • BOOK near Wedgworth Farms Inc. 401(k) Profit Sharing Plan
  • VS-ST ind #16503

Stamps derive from this plan's Form 5500 line items (assets, participants, type, EIN, cohort placement) - not a quality rating of the sponsor. Read with Professional & Technical Services retirement plans → · Plans in Massachusetts →

Argenx US Inc. 401(k) Profit Sharing Plan in the asset neighbourhood

Argenx US Inc. 401(k) Profit Sharing PlanArgenx US Inc. 401(k) Profit…$19MWedgworth Farms Inc. 401(k) Profit Sharing PlanWedgworth Farms Inc. 401(k) …$19MMarine Bank, Etal Employees' 401(k) Profit Sharing Plan & TrustMarine Bank, Etal Employees'…$19MExiger, LLC 401(k) Plan$19MMountain Country Foods Employees' 401(k) Profit Sharing PlanMountain Country Foods Emplo…$19M
End-of-year total assets ($M) among Argenx US Inc. 401(k) Profit Sharing Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2022.

Massachusetts filing particulars

Total Assets (Beginning of Year)$12M
Net Assets (End of Year)$19M
Net Income$7M
Employer EIN364880497
Plan Effective Date2018-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Argenx US Inc.)

Sponsor-wide plan assets over time

All Argenx US Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$67M 256.30490339019406% vs 2022
2024 filing year
$0M$20M$40M$60M$80M 202220232024 $18.9M $67.2M ▲ +256.3%
Year Plans Participants Total Assets
2022 1 287 $19M
2023 2 388 $40M
2024 1 459 $67M

Nearby 401(k) Plans in Massachusetts

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

Argenx US Inc. 401(k) Profit Sharing Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants Scatter plot of 6 data points. -200000200004000060000 -100102030 Total assets ($B) Participants Argenx US Inc. 401(k) Profit Sharing Plan, Total assets ($B): 0.018848449 · Participants: 287Argenx US Inc. 401(k) Profit Sharing PlanFidelity Retirement Savings Plan, Total assets ($B): 22.953563448 · Participants: 52036Fidelity Retirement Savings PlanLiberty Mutual 401(k) Plan, Total assets ($B): 8.79802945 · Participants: 32843Liberty Mutual 401(k) PlanMassachusetts Institute of Technology Supplemental 401(k) Plan, Total assets ($B): 5.810585521 · Participants: 13690Massachusetts Institute of Technology Supplemental 401(k) PlanPhilips North America 401(k) Plan, Total assets ($B): 5.180251859 · Participants: 19750Philips North America 401(k) PlanBoston Scientific Corporation 401(k) Retirement Savings Plan, Total assets ($B): 4.853752256 · Participants: 18359Boston Scientific Corporation 401(k) Retirement Savings Plan
Argenx US Inc. 401(k) Profit Sharing Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants
Compare Argenx US Inc. 401(k) Profit Sharing Plan side-by-side with 3 peers →

Argenx US Inc. 401(k) Profit Sharing Plan's out-of-state 401(k) peers by assets and headcount

Outside Massachusetts, the nearest 401(k) by assets is Wedgworth Farms Inc. 401(k) Profit Sharing Plan in FL ($19M); by covered participants it is M. S. Aerospace 401(k) Plan in CA (287 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (287 participants); asset peers above are excluded.

DOL Form 5500 plan year 2022. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Argenx US Inc. 401(k) Profit Sharing Plan assets move in 2022? ▼
Argenx US Inc. 401(k) Profit Sharing Plan surged - up 56.1% during 2022, from $12M to $19M. Reported net income was $7M.
How have Argenx US Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Argenx US Inc.'s sponsor-wide assets grew 256.3%, from $19M to $67M.
Where does Argenx US Inc. 401(k) Profit Sharing Plan rank by assets among Form 5500 filers? ▼
Argenx US Inc. 401(k) Profit Sharing Plan ranks in the 76th percentile by end-of-year assets among 139,126 plans that reported assets for plan year 2022 (in the top quartile of all filed plans by assets).
Which 401(k) plans are similar in size to Argenx US Inc. 401(k) Profit Sharing Plan? ▼
Among 401(k) plans in other states, the closest by assets is Wedgworth Farms Inc. 401(k) Profit Sharing Plan in FL ($19M, 132 participants).
Which 401(k) plans cover a similar participant headcount to Argenx US Inc. 401(k) Profit Sharing Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is M. S. Aerospace 401(k) Plan in CA (287 participants, $11M in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2022.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 364880497.

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.