401(k) · DOL Form 5500 · 2022
Western Digital Corporation 401(k) Plan
Data updated 2026-08-11
- $2.0B
- Total assets
- 7,874
- Participants
- 99th
- Percentile by assets
- $252,429
- Avg per participant
Official DOL plan name: Western Digital Corporation 401(k) Plan · Sponsored by Western Digital Corporation · California · Manufacturing
$2.0B in assets, 7,874 participants
Western Digital Corporation's Western Digital Corporation 401(k) Plan reported $2.0B in total assets and 7,874 participants in its 2022 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 139,126 plans)
- #20,381 in Manufacturing (20,602 peers)
Coverage in California
Western Digital Corporation 401(k) Plan covers 7,874 participants in California, 12x the typical California plan (state average ~630 per filing). Assets: $2.0B.
- $2.0B
- total plan assets (2022 EOY)
- 7,874
- covered participants
- 99th
- percentile by assets (of 139,126 plans)
- $252,429
- avg assets per participant
The plan reported a net loss of $393M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.
Where Western Digital Corporation 401(k) Plan sits by total assets
Western Digital Corporation 401(k) Plan vs every filed plan by assets
End-of-year total assets · plan year 2022 · DOL Form 5500
$1,987,625,395 Top 1% higher than 99% of 139,123 filed plans
Dashed line + filled bar = this entry, among filed plans.
Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2022
Participants vs California filers
In California, the average filing covers about 630 participants across 15,291 plans. Western Digital Corporation 401(k) Plan reports 7,874 participants - 12x that state average ($2.0B EOY assets).
California filing particulars
| Total Assets (Beginning of Year) | $2.4B |
|---|---|
| Net Assets (End of Year) | $2.0B |
| Net Income | -$393M |
| Employer EIN | 330956711 |
| Plan Effective Date | 1984-10-18 |
| Filing Status | FILING RECEIVED |
Sponsor Plan History (Western Digital Corporation)
| Year | Plans | Participants | Total Assets |
|---|---|---|---|
| 2022 | 1 | 7,874 | $2.0B |
| 2023 | 1 | 7,690 | $2.2B |
| 2024 | 1 | 6,558 | $2.5B |
Nearby 401(k) Plans in California
Peer 401(k) plans, same state, same plan type, ranked by total assets.
Western Digital Corporation 401(k) Plan vs. nearby 401(k) plans in California, assets vs. participants
- Wells Fargo & Company 401(k) Plan $45.8B · 205,865
- Google LLC 401(k) Savings Plan $28.9B · 102,963
- Oracle Corporation 401(k) Savings and Investment Plan $21.9B · 46,320
- Chevron Employee Savings Investment Plan $18.6B · 19,946
- Intel 401(k) Savings Plan $18.4B · 54,672
Scale composition for Western Digital Corporation 401(k) Plan
Western Digital Corporation 401(k) Plan reports $2.0B in end-of-year assets across 7,874 participants (0.016% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.008% of 93,925,755 covered participants) - about $252,429 per participant (1.8x the national average assets-per-participant) . Net income for plan year 2022 was -$393M.
This plan identity (EIN 330956711, plan #003) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $2.0B to $2.5B (+24.6%) while covered participants moved from 7,874 to 6,558 . Single-year sparse filers cannot show that trail.
| Plan year | Participants | EOY assets | Filing |
|---|---|---|---|
| 2022 | 7,874 | $2.0B | This page |
| 2023 | 7,690 | $2.2B | Open filing |
| 2024 · index core | 6,558 | $2.5B | Open filing |
The same sponsor also keeps 1 other index-core plan on PlainRetire:
- Western Digital Corporation 401(k) Plan (401(k), $2.5B, 6,558 participants)
Similar-Sized 401(k) Plans Nationally
401(k) plans in other states closest to Western Digital Corporation 401(k) Plan by total assets, not by location.
- Avangrid Union 401(k) Plan (CT) $2.0B · 3,640
- AT&T Savings and Security Plan (TX) $2.0B · 30,467
- Wood 401(k) Plan (TX) $2.0B · 11,304
- Burlington Northern Santa Fe Investment and Retirement Plan (TX) $2.0B · 6,423
Frequently Asked Questions
How did Western Digital Corporation 401(k) Plan assets move in 2022? ▼
How have Western Digital Corporation plan assets changed over time? ▼
Where does Western Digital Corporation 401(k) Plan rank by assets among Form 5500 filers? ▼
Which 401(k) plans are similar in size to Western Digital Corporation 401(k) Plan? ▼
Next read for Western Digital Corporation 401(k) Plan
Filing takeaways
Ways to act on Western Digital Corporation 401(k) Plan's numbers.
- By total assets, Western Digital Corporation 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 California. Compare plans
- Western Digital Corporation's sponsor-wide assets have grown 24.6% since 2022 across 3 plan years on file. More Manufacturing plans