401(k) · DOL Form 5500 · 2023

O2micro, Inc. 401(k) Plan

Data updated 2026-08-25

$10M
Total assets Small plan by assets
19
Participants Small participant base
59th
Percentile by assets National rank
$527,154
Avg per participant High balance/head
PlainRetire home → About this data RSS: change history

Official DOL plan name: O2micro 401(k) Plan · Sponsored by O2micro, Inc. · California · Manufacturing

$10M in assets, 19 participants

O2micro, Inc.'s O2micro 401(k) Plan reported $10M in total assets and 19 participants in its 2023 DOL Form 5500 filing, ranking in the 59th 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.

  • #8,405 in Manufacturing (18,722 peers)

What the 2023 filing shows

O2micro 401(k) Plan holds $10M for 19 participants - about $527,154 per participant, above the median plan by assets.

#8,405
in Manufacturing (18,722 peers)
+4.0%
assets growth YoY

O2micro 401(k) Plan's mid-pack asset rank among Manufacturing and all filers

O2micro 401(k) Plan vs every filed plan by assets

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

$10,015,931 Top 41% higher than 59% 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

O2micro 401(k) Plan among smaller filed plans by headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. O2micro 401(k) Plan is a small filing (19 participants) on this national headcount ladder.

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • O2micro 401(k) Plan reported net income rose from -$2M in the plan year 2022 filing to $382K in the plan year 2023 filing.
  • O2micro 401(k) Plan reported participants rose from 17 in the plan year 2022 filing to 19 in the plan year 2023 filing.
  • O2micro 401(k) Plan end-of-year assets rose from $10M in the plan year 2022 filing to $10M in the plan year 2023 filing.

See the national 2022→2023 release diff →

Form 5500 schedule snapshot

Filing strip 770399249 · O2micro, Inc. PY 2023 · 401(k)

O2micro 401(k) Plan · $10M · 19 · 59th

  • ASSETS $10M
  • ASSETS 19
  • ASSETS 59th
  • ASSETS 401(k)
  • ASSETS near Mago Construction Co., LLC 401(k) Profit Sharing/Savings Plan
  • ASSETS ind #8405

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 California →

O2micro 401(k) Plan in the asset neighbourhood

O2micro 401(k) Plan$10MMago Construction Co., LLC 401(k) Profit Sharing/Savings PlanMago Construction Co., LLC 4…$10MIndependent Healthcare Properties, LLC 401(k) Profit Sharing PlanIndependent Healthcare Prope…$10MUnited Flexible, Inc. 401(k) PlanUnited Flexible, Inc. 401(k)…$10MStabilit USA 401(k) Plan$10M
End-of-year total assets ($M) among O2micro 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Filing particulars (2023)

Total Assets (Beginning of Year)$10M
Net Assets (End of Year)$10M
Net Income$382K
Employer EIN770399249
Plan Effective Date1997-07-01
Filing StatusFILING RECEIVED

Sponsor Plan History (O2micro, Inc.)

Sponsor-wide plan assets over time

All O2micro, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$10M 0.21236008788788702% vs 2022
2024 filing year
$9.4M$9.6M$9.8M$10M$10.2M 202220232024 $9.63M $9.61M ▼ -0.2%
Year Plans Participants Total Assets
2022 1 17 $10M
2023 1 19 $10M
2024 1 13 $10M

Nearby 401(k) Plans in California

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

O2micro 401(k) Plan vs. nearby 401(k) plans in California, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000200000250000 -200204060 Total assets ($B) Participants O2micro 401(k) Plan, Total assets ($B): 0.010015931 · Participants: 19O2micro 401(k) PlanWells Fargo & Company 401(k) Plan, Total assets ($B): 51.831350351 · Participants: 193919Wells Fargo & Company 401(k) PlanGoogle LLC 401(k) Savings Plan, Total assets ($B): 39.047152408 · Participants: 122867Google LLC 401(k) Savings PlanOracle Corporation 401(k) Savings and Investment Plan, Total assets ($B): 26.320437734 · Participants: 63105Oracle Corporation 401(k) Savings and Investment PlanIntel 401(k) Savings Plan, Total assets ($B): 22.17918189 · Participants: 59863Intel 401(k) Savings PlanApple 401(k) Plan, Total assets ($B): 19.779511539 · Participants: 106111Apple 401(k) Plan
O2micro 401(k) Plan vs. nearby 401(k) plans in California, assets vs. participants
Compare O2micro 401(k) Plan side-by-side with 3 peers →

O2micro 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside California, the nearest 401(k) by assets is Mago Construction Co., LLC 401(k) Profit Sharing/Savings Plan in KY ($10M); by covered participants it is Williams, Robinson Et Al 401(k) Plan & Trust in MO (19 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (19 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 O2micro 401(k) Plan assets move in 2023? ▼
O2micro 401(k) Plan edged up modestly - up 4.0% during 2023, from $10M to $10M. Reported net income was $382K.
How have O2micro, Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), O2micro, Inc.'s sponsor-wide assets declined 0.2%, from $10M to $10M.
Which 401(k) plans are similar in size to O2micro 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is Mago Construction Co., LLC 401(k) Profit Sharing/Savings Plan in KY ($10M, 132 participants).
Which 401(k) plans cover a similar participant headcount to O2micro 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Williams, Robinson Et Al 401(k) Plan & Trust in MO (19 participants, $3M 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 770399249.

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.