401(k) · DOL Form 5500 · 2023

Horizon Therapeutics USA, Inc. 401(k) Plan

Data updated 2026-08-25

$295M
Total assets Near avg plan size
1,798
Participants Near avg headcount
96th
Percentile by assets National rank
$163,802
Avg per participant Above avg balance/head
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Official DOL plan name: Horizon Therapeutics USA, Inc. 401(k) Plan · Sponsored by Horizon Therapeutics USA, Inc. · Illinois · Manufacturing

$295M in assets, 1,798 participants

Horizon Therapeutics USA, Inc.'s Horizon Therapeutics USA, Inc. 401(k) Plan reported $295M in total assets and 1,798 participants in its 2023 DOL Form 5500 filing, ranking in the 96th 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.

  • #17,552 in Manufacturing (18,722 peers)

Coverage in Illinois

Horizon Therapeutics USA, Inc. 401(k) Plan covers 1,798 participants in Illinois, 2.3x the typical Illinois plan (state average ~779 per filing). Assets: $295M.

#17,552
in Manufacturing (18,722 peers)
+37.6%
assets growth YoY
3.0×
vs typical plan assets (national mean)

Horizon Therapeutics USA, Inc. 401(k) Plan's outsized position by total assets

Horizon Therapeutics USA, Inc. 401(k) Plan vs every filed plan by assets

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

$294,515,174 Top 4% higher than 96% of 127,068 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 2023

Horizon Therapeutics USA, Inc. 401(k) Plan's large-plan peer group by participant headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Horizon Therapeutics USA, Inc. 401(k) Plan lands in the large band (1,798 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Horizon Therapeutics USA, Inc. 401(k) Plan reported net income rose from -$3M in the plan year 2022 filing to $80M in the plan year 2023 filing.
  • Horizon Therapeutics USA, Inc. 401(k) Plan end-of-year assets rose from $214M in the plan year 2022 filing to $295M in the plan year 2023 filing.
  • Horizon Therapeutics USA, Inc. 401(k) Plan reported participants rose from 1,688 in the plan year 2022 filing to 1,798 in the plan year 2023 filing.

See the national 2022→2023 release diff →

Published 5500 schedule card

Filing strip 562523161 · Horizon Therapeutics USA, Inc. PY 2023 · 401(k)

Horizon Therapeutics USA, Inc. 401(k) Plan · $295M · 1,798 · 96th

  • IND $295M
  • EOY 1,798
  • 5500 96th
  • ASSETS 401(k)
  • PCT near Clearwater Paper 401(k) Plan
  • EIN ind #17552

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 Manufacturing retirement plans → · Plans in Illinois →

Horizon Therapeutics USA, Inc. 401(k) Plan in the asset neighbourhood

Amc Networks 401(k) Savings PlanAmc Networks 401(k) Savings …$295MAlex Lee, Inc. and Affiliates Retirement Savings PlanAlex Lee, Inc. and Affiliate…$295MGoodwin Procter LLP Partnership Profit Sharing Savings Plan IIGoodwin Procter LLP Partners…$295MHorizon Therapeutics USA, Inc. 401(k) PlanHorizon Therapeutics USA, In…$295MClearwater Paper 401(k) Plan$294M
End-of-year total assets ($M) among Horizon Therapeutics USA, Inc. 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Illinois filing particulars

Total Assets (Beginning of Year)$214M
Net Assets (End of Year)$295M
Net Income$80M
Employer EIN562523161
Plan Effective Date2010-09-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Horizon Therapeutics USA, Inc.)

Sponsor-wide plan assets over time

All Horizon Therapeutics USA, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
N/A
2024 filing year
$0M$100M$200M$300M$400M 202220232024 $214M $0M ▼ -100.0%
Year Plans Participants Total Assets
2022 1 1,688 $214M
2023 1 1,798 $295M
2024 1 1,877 N/A

Nearby 401(k) Plans in Illinois

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

Horizon Therapeutics USA, Inc. 401(k) Plan vs. nearby 401(k) plans in Illinois, assets vs. participants Scatter plot of 6 data points. -1000000100000200000300000 -505101520 Total assets ($B) Participants Horizon Therapeutics USA, Inc. 401(k) Plan, Total assets ($B): 0.294515174 · Participants: 1798Horizon Therapeutics USA, Inc. 401(k) PlanAccenture United States 401(k) Match Savings Plan, Total assets ($B): 17.594548115 · Participants: 69974Accenture United States 401(k) Match Savings PlanState Farm 401(k) Savings Plan, Total assets ($B): 16.935002041 · Participants: 60246State Farm 401(k) Savings PlanAbbott Laboratories Stock Retirement Plan, Total assets ($B): 14.496191 · Participants: 38012Abbott Laboratories Stock Retirement PlanUnited Airlines Pilot Retirement Account Plan, Total assets ($B): 14.367975914 · Participants: 14959United Airlines Pilot Retirement Account PlanWalgreens Retirement Savings Plan, Total assets ($B): 13.444551767 · Participants: 235331Walgreens Retirement Savings Plan
Horizon Therapeutics USA, Inc. 401(k) Plan vs. nearby 401(k) plans in Illinois, assets vs. participants
Compare Horizon Therapeutics USA, Inc. 401(k) Plan side-by-side with 3 peers →

Horizon Therapeutics USA, Inc. 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside Illinois, the nearest 401(k) by assets is Clearwater Paper 401(k) Plan in WA ($294M); by covered participants it is Pomeroy Technologies LLC Retirement Savings Plan in KY (1,798 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($295M here).

Similar participant headcount

Nearest other-state filings by covered participants (1,798 participants); asset peers above are excluded.

DOL Form 5500 plan year 2023. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Horizon Therapeutics USA, Inc. 401(k) Plan assets move in 2023? ▼
Horizon Therapeutics USA, Inc. 401(k) Plan surged - up 37.6% during 2023, from $214M to $295M. Reported net income was $80M.
Where does Horizon Therapeutics USA, Inc. 401(k) Plan rank by assets among Form 5500 filers? ▼
Horizon Therapeutics USA, Inc. 401(k) Plan ranks in the 96th 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 Horizon Therapeutics USA, Inc. 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is Clearwater Paper 401(k) Plan in WA ($294M, 1,786 participants).
Which 401(k) plans cover a similar participant headcount to Horizon Therapeutics USA, Inc. 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Pomeroy Technologies LLC Retirement Savings Plan in KY (1,798 participants, $111M in assets).

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 562523161.

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.