401(k) · DOL Form 5500 · 2024
Amkor Technology, Inc. 401(k) Plan
Data updated 2026-08-11
- $223M
- Total assets
- 373
- Participants
- 95th
- Percentile by assets
- $597,518
- Avg per participant
Official DOL plan name: Amkor Technology, Inc. 401(k) Plan · Sponsored by Amkor Technology, Inc. · Arizona · Manufacturing
$223M in assets, 373 participants
Amkor Technology, Inc.'s Amkor Technology, Inc. 401(k) Plan reported $223M in total assets and 373 participants in its 2024 DOL Form 5500 filing, ranking in the 95th 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.
- 95th percentile by assets (of 123,622 plans)
- #16,323 in Manufacturing (17,777 peers)
Where Amkor Technology, Inc. 401(k) Plan sits by assets
Amkor Technology, Inc. 401(k) Plan sits in the top 5% of all filed plans by assets, $223M for 373 participants (~$597,518/participant), up 9.3% in 2024.
- $223M
- total plan assets (2024 EOY)
- 373
- covered participants
- 95th
- percentile by assets (of 123,622 plans)
- $597,518
- avg assets per participant
What changed between DOL Form 5500 filings
plan year 2023 → plan year 2024
- Amkor Technology, Inc. 401(k) Plan reported net income fell from $29M in the plan year 2023 filing to $19M in the plan year 2024 filing.
- Amkor Technology, Inc. 401(k) Plan end-of-year assets rose from $204M in the plan year 2023 filing to $223M in the plan year 2024 filing.
- Amkor Technology, Inc. 401(k) Plan reported participants fell from 383 in the plan year 2023 filing to 373 in the plan year 2024 filing.
Amkor Technology, Inc. 401(k) Plan vs the 2024 asset distribution
By assets, Amkor Technology, Inc. 401(k) Plan outranks 95% of the 123,622 plans that filed a Form 5500 for the 2024 plan year, and holds roughly 2.2x the national average plan size of $100M (721 average participants).
Scale-class filing particulars (2024)
| Total Assets (Beginning of Year) | $204M |
|---|---|
| Net Assets (End of Year) | $223M |
| Net Income | $19M |
| Employer EIN | 231722724 |
| Plan Effective Date | 1986-01-01 |
| Filing Status | FILING RECEIVED |
Sponsor Plan History (Amkor Technology, Inc.)
| Year | Plans | Participants | Total Assets |
|---|---|---|---|
| 2022 | 1 | 375 | $174M |
| 2023 | 1 | 383 | $204M |
| 2024 | 1 | 373 | $223M |
Nearby 401(k) Plans in Arizona
Peer 401(k) plans, same state, same plan type, ranked by total assets.
Amkor Technology, Inc. 401(k) Plan vs. nearby 401(k) plans in Arizona, assets vs. participants
- Bechtel Trust & Thrift Plan $6.1B · 7,971
- Banner Health Employees 401(k) Plan $4.9B · 54,731
- Freeport-Mcmoran Inc. Employee Capital Accumulation Program $2.7B · 13,770
- Republic Services, Inc. 401(k) Plan $2.7B · 32,629
- Stantec 401(k) Plan $2.3B · 11,603
Similar-Sized 401(k) Plans Nationally
401(k) plans in other states closest to Amkor Technology, Inc. 401(k) Plan by total assets, not by location.
- Edf Renewables 401(k) Plan (CA) $223M · 1,402
- Guthrie 401(k) Retirement Savings Plan (PA) $223M · 56
- Heritage Environmental Services, LLC Retirement Savings Plan (IN) $223M · 183
- Trustage 401(k) Plan for Represented Employees (WI) $223M · 759
Frequently Asked Questions
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Next read for Amkor Technology, Inc. 401(k) Plan
Scale reading
Ways to act on Amkor Technology, Inc. 401(k) Plan's numbers.
- By total assets, Amkor Technology, Inc. 401(k) Plan ranks in the top 5% of all filed plans by assets. See the largest plans
- Compare it side-by-side against 3 similar 401(k) plans in Arizona. Compare plans
- Amkor Technology, Inc.'s sponsor-wide assets have grown 27.8% since 2022 across 3 plan years on file. More Manufacturing plans