401(k) · DOL Form 5500 · 2022

Ion Geophysical Corporation 401(k) Plan

Data updated 2026-08-25

$16M
Total assets Small plan by assets
196
Participants Below avg headcount
73rd
Percentile by assets National rank
$79,194
Avg per participant Below avg balance/head
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Official DOL plan name: Ion Geophysical Corp. 401(k) Plan · Sponsored by Ion Geophysical Corporation · Delaware · Professional & Technical Services

$16M in assets, 196 participants

Ion Geophysical Corporation's Ion Geophysical Corp. 401(k) Plan reported $16M in total assets and 196 participants in its 2022 DOL Form 5500 filing, ranking in the 73rd 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.

  • #15,692 in Professional & Technical Services (21,562 peers)

Coverage in Delaware

Ion Geophysical Corp. 401(k) Plan covers 196 participants in Delaware, about 37% of the average Delaware filer (state average ~536 per filing). Assets: $16M.

#15,692
in Professional & Technical Services (21,562 peers)
-88.4%
assets change YoY

The plan reported a net loss of $118M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Ion Geophysical Corp. 401(k) Plan's outsized position by total assets

Ion Geophysical Corp. 401(k) Plan vs every filed plan by assets

End-of-year total assets · plan year 2022 · DOL Form 5500

$15,522,073 Top 27% higher than 73% of 139,123 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 2022

Ion Geophysical Corp. 401(k) Plan among mid-size filed plans by headcount

Plan-year 2022 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Ion Geophysical Corp. 401(k) Plan sits mid-pack in the medium band (196 participants).

Plan-year Form 5500 strip

Filing strip 222286646 · Ion Geophysical Corporation PY 2022 · 401(k)

Ion Geophysical Corp. 401(k) Plan · $16M · 196 · 73rd

  • IND $16M
  • IND 196
  • IND 73rd
  • IND 401(k)
  • IND near Capital Guidance Group Retirement Plan
  • IND ind #15692

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 Professional & Technical Services retirement plans → · Plans in Delaware →

Ion Geophysical Corp. 401(k) Plan in the asset neighbourhood

Ion Geophysical Corp. 401(k) PlanIon Geophysical Corp. 401(k)…$16MCapital Guidance Group Retirement PlanCapital Guidance Group Retir…$16MMelville Management Corporation Retirement PlanMelville Management Corporat…$16MEd Herrington, Inc. 401(k) Profit Sharing PlanEd Herrington, Inc. 401(k) P…$16MBoyer Food Markets 401(k) PlanBoyer Food Markets 401(k) Pl…$16M
End-of-year total assets ($M) among Ion Geophysical Corp. 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2022.

Delaware filing particulars

Total Assets (Beginning of Year)$134M
Net Assets (End of Year)$16M
Net Income-$118M
Employer EIN222286646
Plan Effective Date1972-10-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Ion Geophysical Corporation)

Sponsor-wide plan assets over time

All Ion Geophysical Corporation plans reported in each filing year

Latest sponsor-wide plan assets
$5K 99.96780069260079% vs 2022
2023 filing year
$0M$5M$10M$15M$20M 20222023 $15.5M $0M ▼ -100.0%
Year Plans Participants Total Assets
2022 1 196 $16M
2023 2 N/A $5K

Nearby 401(k) Plans in Delaware

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

Ion Geophysical Corp. 401(k) Plan vs. nearby 401(k) plans in Delaware, assets vs. participants Scatter plot of 6 data points. -5000050001000015000 -202468 Total assets ($B) Participants Ion Geophysical Corp. 401(k) Plan, Total assets ($B): 0.015522073 · Participants: 196Ion Geophysical Corp. 401(k) PlanRetirement Savings Plan, Total assets ($B): 6.556844337 · Participants: 9866Retirement Savings PlanAstrazeneca Savings and Security Plan, Total assets ($B): 6.080434696 · Participants: 13301Astrazeneca Savings and Security PlanDupont Retirement Savings Plan, Total assets ($B): 2.963536374 · Participants: 11033Dupont Retirement Savings PlanWl Gore & Associates, Inc. 401(k) Plan, Total assets ($B): 1.437172534 · Participants: 7952Wl Gore & Associates, Inc. 401(k) PlanAshland Employee Savings Plan, Total assets ($B): 1.201689819 · Participants: 1887Ashland Employee Savings Plan
Ion Geophysical Corp. 401(k) Plan vs. nearby 401(k) plans in Delaware, assets vs. participants
Compare Ion Geophysical Corp. 401(k) Plan side-by-side with 3 peers →

Ion Geophysical Corp. 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside Delaware, the nearest 401(k) by assets is Capital Guidance Group Retirement Plan in DC ($16M); by covered participants it is G.D. Barri & Associates, Inc. 401(k) Plan in AZ (196 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($16M here).

Similar participant headcount

Nearest other-state filings by covered participants (196 participants); asset peers above are excluded.

DOL Form 5500 plan year 2022. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Ion Geophysical Corp. 401(k) Plan assets move in 2022? ▼
Ion Geophysical Corp. 401(k) Plan contracted severely - down 88.4% during 2022, from $134M to $16M. Reported net income was -$118M.
How have Ion Geophysical Corporation plan assets changed over time? ▼
Across 2 plan years on file (2022-2023), Ion Geophysical Corporation's sponsor-wide assets declined 100.0%, from $16M to $5K.
Which 401(k) plans are similar in size to Ion Geophysical Corp. 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is Capital Guidance Group Retirement Plan in DC ($16M, 234 participants).
Which 401(k) plans cover a similar participant headcount to Ion Geophysical Corp. 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is G.D. Barri & Associates, Inc. 401(k) Plan in AZ (196 participants, $3M in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2022.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 222286646.

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.