401(k) · DOL Form 5500 · 2024

Semiconductor Components Industries, LLC 401(k) Plan

Data updated 2026-07-24

$1.3B
Total assets: 3,995
Participants: 99th
Percentile by assets: $323,294
Avg per participant

Official DOL plan name: Onsemi 401(k) Plan · Sponsored by Semiconductor Components Industries, LLC · Arizona · Manufacturing

$1.3B in assets, 3,995 participants

Semiconductor Components Industries, LLC's Onsemi 401(k) Plan reported $1.3B in total assets and 3,995 participants in its 2024 DOL Form 5500 filing, ranking in the 99th 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.

99th percentile by assets (of 116,472 plans)

Coverage in Arizona

Onsemi 401(k) Plan covers 3,995 participants in Arizona, 6.9x the typical Arizona plan (state average ~577 per filing). Assets: $1.3B.

$1.3B
total plan assets (2024 EOY): 3,995
covered participants: 99th
percentile by assets (of 116,472 plans): $323,294
avg assets per participant

State

Arizona

Industry

Manufacturing

Participants vs Arizona filers

In Arizona, the average filing covers about 577 participants across 2,182 plans. Onsemi 401(k) Plan reports 3,995 participants - 6.9x that state average ($1.3B EOY assets).

Arizona filing particulars

Total Assets (Beginning of Year)	$1.2B
Net Assets (End of Year)	$1.3B
Net Income	$89M
Employer EIN	364292817
Plan Effective Date	1999-08-01
Filing Status	FILING RECEIVED

Nearby 401(k) Plans in Arizona

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

Onsemi 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

Compare Onsemi 401(k) Plan side-by-side with 3 peers →

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to Onsemi 401(k) Plan by total assets, not by location.

Windstream 401(k) Plan (AR) $1.3B · 9,409
Cincinnati Financial Corporation Tax-Qualified Savings Plan (OH) $1.3B · 5,372
Guidehouse Inc. Retirement Plan (VA) $1.3B · 6,780
Framatome Inc. 401(k) Retirement Plan (VA) $1.3B · 2,222

Frequently Asked Questions

How did Onsemi 401(k) Plan assets move in 2024? ▼

Onsemi 401(k) Plan grew at a solid clip - up 7.4% during 2024, from $1.2B to $1.3B. Reported net income was $89M.

Where does Onsemi 401(k) Plan rank by assets among Form 5500 filers? ▼

Onsemi 401(k) Plan ranks in the 99th percentile by end-of-year assets among 116,472 plans that reported assets for plan year 2024 (among the largest 1% of all filed plans).

Which 401(k) plans are similar in size to Onsemi 401(k) Plan? ▼

Among 401(k) plans in other states, the closest by assets is Windstream 401(k) Plan in AR ($1.3B, 9,409 participants).

Next read for Onsemi 401(k) Plan

Filing takeaways

Ways to act on Onsemi 401(k) Plan's numbers.

By total assets, Onsemi 401(k) Plan ranks among the largest 1% of all filed plans. See the largest plans
Compare it side-by-side against 3 similar 401(k) plans in Arizona. Compare plans

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2024.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 364292817.

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.