401(k) · DOL Form 5500 · 2022

Costar Realty Information, Inc. 401(k) Plan

Data updated 2026-08-11

$465M
Total assets
4,191
Participants
98th
Percentile by assets
$110,852
Avg per participant
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Official DOL plan name: Costar Realty Information, Inc. 401(k) Retirement Plan · Sponsored by Costar Realty Information, Inc. · District of Columbia · Real Estate

$465M in assets, 4,191 participants

Costar Realty Information, Inc.'s Costar Realty Information, Inc. 401(k) Retirement Plan reported $465M in total assets and 4,191 participants in its 2022 DOL Form 5500 filing, ranking in the 98th 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.

  • 98th percentile by assets (of 139,126 plans)
  • #5,038 in Real Estate (5,057 peers)

Coverage in District of Columbia

Costar Realty Information, Inc. 401(k) Retirement Plan covers 4,191 participants in District of Columbia, 2.9x the typical District of Columbia plan (state average ~1,456 per filing). Assets: $465M.

$465M
total plan assets (2022 EOY)
4,191
covered participants
98th
percentile by assets (of 139,126 plans)
$110,852
avg assets per participant

The plan reported a net loss of $68M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Participants vs District of Columbia filers

In District of Columbia, the average filing covers about 1,456 participants across 881 plans. Costar Realty Information, Inc. 401(k) Retirement Plan reports 4,191 participants - 2.9x that state average ($465M EOY assets).

District of Columbia filing particulars

Total Assets (Beginning of Year)$533M
Net Assets (End of Year)$465M
Net Income-$68M
Employer EIN522134617
Plan Effective Date1997-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Costar Realty Information, Inc.)

$400M$500M$600M$700M$800M 202220232024 $465M $753M ▲ +62.1%
Total plan assets by year, all Costar Realty Information, Inc. plans on file
Year Plans Participants Total Assets
2022 1 4,191 $465M
2023 1 5,010 $616M
2024 1 5,390 $753M

Nearby 401(k) Plans in District of Columbia

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

Costar Realty Information, Inc. 401(k) Retirement Plan vs. nearby 401(k) plans in District of Columbia, assets vs. participants

Costar Realty Information, Inc. 401(k) Retirement Plan vs. nearby 401(k) plans in District of Columbia, assets vs. participants Scatter plot of 6 data points. -1000001000020000300004000050000 02468 Total assets ($B) Participants Costar Realty Inform…Danaher Corporation …Revised Profit Shari…Federal National Mor…Finra Savings Plus P…Hogan Lovells US LLP…
Costar Realty Information, Inc. 401(k) Retirement Plan vs. nearby 401(k) plans in District of Columbia, assets vs. participants

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to Costar Realty Information, Inc. 401(k) Retirement Plan by total assets, not by location.

Frequently Asked Questions

How did Costar Realty Information, Inc. 401(k) Retirement Plan assets move in 2022?
Costar Realty Information, Inc. 401(k) Retirement Plan pulled back noticeably - down 12.8% during 2022, from $533M to $465M. Reported net income was -$68M.
How have Costar Realty Information, Inc. plan assets changed over time?
Across 3 plan years on file (2022-2024), Costar Realty Information, Inc.'s sponsor-wide assets grew 62.1%, from $465M to $753M.
Where does Costar Realty Information, Inc. 401(k) Retirement Plan rank by assets among Form 5500 filers?
Costar Realty Information, Inc. 401(k) Retirement Plan ranks in the 98th percentile by end-of-year assets among 139,126 plans that reported assets for plan year 2022 (in the top 5% of all filed plans by assets).
Which 401(k) plans are similar in size to Costar Realty Information, Inc. 401(k) Retirement Plan?
Among 401(k) plans in other states, the closest by assets is Southwest Gas Corporation Employees' Investment Plan in NV ($465M, 2,305 participants).

Next read for Costar Realty Information, Inc. 401(k) R…

Filing takeaways

Ways to act on Costar Realty Information, Inc. 401(k) Retirement Plan's numbers.

  • By total assets, Costar Realty Information, Inc. 401(k) Retirement Plan ranks in the top 5% of all filed plans by assets. See the largest plans
  • Compare it side-by-side against 3 similar 401(k) plans in District of Columbia. Compare plans
  • Costar Realty Information, Inc.'s sponsor-wide assets have grown 62.1% since 2022 across 3 plan years on file. More Real Estate plans