401(k) · DOL Form 5500 · 2024

Horizon Therapeutics USA, Inc. 401(k) Plan

Data updated 2026-08-25

N/A
Total assets
1,877
Participants Near avg headcount
PlainRetire home → About this data RSS: change history

Official DOL plan name: Horizon Therapeutics USA, Inc. 401(k) Plan · Sponsored by Horizon Therapeutics USA, Inc. · Illinois · Manufacturing

N/A in assets, 1,877 participants

Horizon Therapeutics USA, Inc.'s Horizon Therapeutics USA, Inc. 401(k) Plan reported N/A in total assets and 1,877 participants in its 2024 DOL Form 5500 filing. Figures are as reported by the plan sponsor to the Department of Labor, not audited or endorsed by PlainRetire.

Coverage in Illinois

Horizon Therapeutics USA, Inc. 401(k) Plan covers 1,877 participants in Illinois, 2.4x the typical Illinois plan (state average ~779 per filing). Assets: N/A.

-$295M
reported net income

The plan reported a net loss of $295M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

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

Plan-year 2024 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 (1,877 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Horizon Therapeutics USA, Inc. 401(k) Plan reported net income fell from $80M in the plan year 2023 filing to -$295M in the plan year 2024 filing.
  • Horizon Therapeutics USA, Inc. 401(k) Plan reported participants rose from 1,798 in the plan year 2023 filing to 1,877 in the plan year 2024 filing.

See the national 2023→2024 release diff →

Form 5500 schedule snapshot

Filing strip 562523161 · Horizon Therapeutics USA, Inc. PY 2024 · 401(k)

Horizon Therapeutics USA, Inc. 401(k) Plan · N/A · 1,877

  • NET N/A
  • NET 1,877
  • NET PY 2024
  • NET 401(k)
  • NET near Wbf Management, LLC 401(k) Plan
  • NET 2.4× state

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 →

Illinois filing particulars

Total Assets (Beginning of Year)$295M
Net Assets (End of Year)N/A
Net Income-$295M
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 5 data points. 050000100000150000200000250000 1416182022 Total assets ($B) Participants Accenture United States 401(k) Match and Savings Plan, Total assets ($B): 21.302643276 · Participants: 66965Accenture United States 401(k) Match and Savings PlanState Farm 401(k) Savings Plan, Total assets ($B): 19.010099056 · Participants: 63297State Farm 401(k) Savings PlanUnited Airlines Pilot Retirement Account Plan, Total assets ($B): 16.835964452 · Participants: 16659United Airlines Pilot Retirement Account PlanAbbott Laboratories Stock Retirement Plan, Total assets ($B): 15.755668 · Participants: 38229Abbott Laboratories Stock Retirement PlanWalgreens Retirement Savings Plan, Total assets ($B): 14.535873337 · Participants: 233635Walgreens Retirement Savings Plan
Horizon Therapeutics USA, Inc. 401(k) Plan vs. nearby 401(k) plans in Illinois, assets vs. participants

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

Outside Illinois, the nearest 401(k) by covered participants is Wbf Management, LLC 401(k) Plan in NV (1,877 participants; this filing: 1,877 participants).

Similar participant headcount

Nearest other-state filings by covered participants (1,877 participants); asset peers above are excluded.

DOL Form 5500 plan year 2024. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

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 Wbf Management, LLC 401(k) Plan in NV (1,877 participants, $174K in assets).