401(k) · DOL Form 5500 · 2024

Ionq, Inc. 401(k) Plan

Data updated 2026-08-25

$25M
Total assets Small plan by assets: 315
Participants Below avg headcount: 74th
Percentile by assets National rank: $78,827
Avg per participant Below avg balance/head

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Official DOL plan name: Ionq 401(k) Plan · Sponsored by Ionq, Inc. · Maryland · Information & Media

$25M in assets, 315 participants

Ionq, Inc.'s Ionq 401(k) Plan reported $25M in total assets and 315 participants in its 2024 DOL Form 5500 filing, ranking in the 74th 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.

#1,839 in Information & Media (2,822 peers)

Coverage in Maryland

Ionq 401(k) Plan covers 315 participants in Maryland, about 34% of the average Maryland filer (state average ~929 per filing). Assets: $25M.

#1,839
in Information & Media (2,822 peers): +82.4%
assets growth YoY

Ionq 401(k) Plan's outsized position by total assets

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

End-of-year total assets · plan year 2024 · DOL Form 5500

$24,830,470 Top 26% higher than 74% of 123,620 filed plans

Dashed line + filled bar = this entry, among filed plans.

Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2024

Ionq 401(k) Plan among mid-size filed plans by headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Ionq 401(k) Plan sits mid-pack in the medium band (315 participants).

Micro (1-10) 33,766 filings (27%) Small (11-100) 26,107 filings (21%) Medium (101-1,000) 54,251 filings (43%) Large (1,001-10,000) 10,349 filings (8%) Mega (10,000+) 1,399 filings (1%)

Ionq 401(k) Plan end-of-year assets rose from $14M in the plan year 2023 filing to $25M in the plan year 2024 filing.
Ionq 401(k) Plan reported net income rose from $7M in the plan year 2023 filing to $11M in the plan year 2024 filing.
Ionq 401(k) Plan reported participants rose from 197 in the plan year 2023 filing to 315 in the plan year 2024 filing.

See the national 2023→2024 release diff →

Form 5500 schedule snapshot

Filing strip 475522175 · Ionq, Inc. PY 2024 · 401(k)

Ionq 401(k) Plan · $25M · 315 · 74th

EIN $25M
EIN 315
EIN 74th
EIN 401(k)
EIN near Chancelight Inc 401(k) Profit Sharing Plan & Trust
EIN ind #1839

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 Information & Media retirement plans → · Plans in Maryland →

End-of-year total assets ($M) among Ionq 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Maryland filing particulars

Total Assets (Beginning of Year)	$14M
Net Assets (End of Year)	$25M
Net Income	$11M
Employer EIN	475522175
Plan Effective Date	2016-01-01
Filing Status	FILING RECEIVED

Sponsor Plan History (Ionq, Inc.)

Latest sponsor-wide plan assets: $25M 82.41129950126917% vs 2023; 2024 filing year

Year	Plans	Participants	Total Assets
2023	1	197	$14M
2024	1	315	$25M

Nearby 401(k) Plans in Maryland

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

Ionq 401(k) Plan vs. nearby 401(k) plans in Maryland, assets vs. participants

Lockheed Martin Corporation Salaried Savings Plan $51.4B · 96,812
Marriott Retirement Savings Plan $11.7B · 101,417
T. Rowe Price U.S. Retirement Program $4.9B · 6,639
Nfl Player Second Career Savings Plan $4.1B · 2,771
Lockheed Martin Corporation Performance Sharing Plan for Bargaining Employees $3.0B · 18,370

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

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

Outside Maryland, the nearest 401(k) by assets is Chancelight Inc 401(k) Profit Sharing Plan & Trust in TN ($25M); by covered participants it is Child Crisis Arizona 401(k) Plan in AZ (315 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($25M here).

Chancelight Inc 401(k) Profit Sharing Plan & Trust (TN) $25M · 1,250
Onboard Partners 401(k) Plan (MA) $25M · 92
Taylor, Wellons, Politz & Duhe LLC 401(k) Profit Sharing Plan (LA) $25M · 124
South Atlantic, LLC 401(k) Retirement Plan (NC) $25M · 302

Similar participant headcount

Nearest other-state filings by covered participants (315 participants); asset peers above are excluded.

Child Crisis Arizona 401(k) Plan (AZ) 315 · 0 off
Ellwood Crankshaft Group 401(k) Savings Plan (PA) 315 · 0 off
Delfingen US, Inc. Retirement Savings Plan (MI) 315 · 0 off
Cutter & Buck 401(k) Plan (WA) 315 · 0 off

DOL Form 5500 plan year 2024. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

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

Ionq 401(k) Plan surged - up 82.4% during 2024, from $14M to $25M. Reported net income was $11M.

How have Ionq, Inc. plan assets changed over time? ▼

Across 2 plan years on file (2023-2024), Ionq, Inc.'s sponsor-wide assets grew 82.4%, from $14M to $25M.

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

Among 401(k) plans in other states, the closest by assets is Chancelight Inc 401(k) Profit Sharing Plan & Trust in TN ($25M, 1,250 participants).

Which 401(k) plans cover a similar participant headcount to Ionq 401(k) Plan? ▼

Among 401(k) plans in other states, the closest by covered participants is Child Crisis Arizona 401(k) Plan in AZ (315 participants, $11M in assets).

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 475522175.