401(k) · DOL Form 5500 · 2023

Ion Trading, Inc. 401(k) Plan

Data updated 2026-08-11

$512M
Total assets
1,231
Participants
97th
Percentile by assets
$416,274
Avg per participant
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Official DOL plan name: Ion Group 401(k) Plan · Sponsored by Ion Trading, Inc. · New York · Professional & Technical Services

$512M in assets, 1,231 participants

Ion Trading, Inc.'s Ion Group 401(k) Plan reported $512M in total assets and 1,231 participants in its 2023 DOL Form 5500 filing, ranking in the 97th 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.

  • 97th percentile by assets (of 127,072 plans)
  • #19,966 in Professional & Technical Services (20,321 peers)

Where Ion Group 401(k) Plan sits by assets

Ion Group 401(k) Plan sits in the top 5% of all filed plans by assets, $512M for 1,231 participants (~$416,274/participant), up 20.7% in 2023.

$512M
total plan assets (2023 EOY)
1,231
covered participants
97th
percentile by assets (of 127,072 plans)
$416,274
avg assets per participant

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Ion Group 401(k) Plan reported net income rose from -$114M in the plan year 2022 filing to $72M in the plan year 2023 filing.
  • Ion Group 401(k) Plan end-of-year assets rose from $425M in the plan year 2022 filing to $512M in the plan year 2023 filing.
  • Ion Group 401(k) Plan reported participants fell from 1,273 in the plan year 2022 filing to 1,231 in the plan year 2023 filing.

See the national 2022→2023 release diff →

Ion Group 401(k) Plan vs the 2023 asset distribution

By assets, Ion Group 401(k) Plan outranks 97% of the 127,072 plans that filed a Form 5500 for the 2023 plan year, and holds roughly 5.1x the national average plan size of $100M (721 average participants).

Scale-class filing particulars (2023)

Total Assets (Beginning of Year)$425M
Net Assets (End of Year)$512M
Net Income$72M
Employer EIN363080374
Plan Effective Date2000-06-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Ion Trading, Inc.)

$400M$450M$500M$550M$600M 202220232024 $425M $565M ▲ +33.2%
Total plan assets by year, all Ion Trading, Inc. plans on file
Year Plans Participants Total Assets
2022 1 1,273 $425M
2023 1 1,231 $512M
2024 1 1,354 $565M

Nearby 401(k) Plans in New York

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

Ion Group 401(k) Plan vs. nearby 401(k) plans in New York, assets vs. participants

Ion Group 401(k) Plan vs. nearby 401(k) plans in New York, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000 -20020406080 Total assets ($B) Participants Ion Group 401(k) PlanIBM 401 (K) Plus PlanPfizer Savings PlanMorgan Stanley 401(k…The Pepsico Savings …The Goldman Sachs 40…
Ion Group 401(k) Plan vs. nearby 401(k) plans in New York, assets vs. participants

Similar-Sized 401(k) Plans Nationally

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

Frequently Asked Questions

How did Ion Group 401(k) Plan assets move in 2023?
Ion Group 401(k) Plan grew sharply - up 20.7% during 2023, from $425M to $512M. Reported net income was $72M.
How have Ion Trading, Inc. plan assets changed over time?
Across 3 plan years on file (2022-2024), Ion Trading, Inc.'s sponsor-wide assets grew 33.2%, from $425M to $565M.
Where does Ion Group 401(k) Plan rank by assets among Form 5500 filers?
Ion Group 401(k) Plan ranks in the 97th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (in the top 5% of all filed plans by assets).
Which 401(k) plans are similar in size to Ion Group 401(k) Plan?
Among 401(k) plans in other states, the closest by assets is Eide Bailly LLP 401(k) Profit Sharing Plan in ND ($513M, 2,920 participants).

Scale reading

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