401(k) · DOL Form 5500 · 2022

Corporate Office Properties, L.P. 401(k) Plan

Data updated 2026-08-25

$82M
Total assets Below avg plan size
404
Participants Below avg headcount
92nd
Percentile by assets National rank
$203,839
Avg per participant Above avg balance/head
PlainRetire home → About this data RSS: change history

Official DOL plan name: Corporate Office Properties, L.P. Employee Retirement Savings Plan · Sponsored by Corporate Office Properties, L.P. · Maryland · Real Estate

$82M in assets, 404 participants

Corporate Office Properties, L.P.'s Corporate Office Properties, L.P. Employee Retirement Savings Plan reported $82M in total assets and 404 participants in its 2022 DOL Form 5500 filing, ranking in the 92nd 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.

  • #4,936 in Real Estate (5,057 peers)

Coverage in Maryland

Corporate Office Properties, L.P. Employee Retirement Savings Plan covers 404 participants in Maryland, about 43% of the average Maryland filer (state average ~929 per filing). Assets: $82M.

#4,936
in Real Estate (5,057 peers)
-16.6%
assets change YoY
0.8×
vs typical plan assets (national mean)

The plan reported a net loss of $16M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Corporate Office Properties, L.P. Employee Retirement Savings Plan's outsized position by total assets

Corporate Office Properties, L.P. Employee Retirement Savings Plan vs every filed plan by assets

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

$82,351,106 Top 8% higher than 92% 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

Corporate Office Properties, L.P. Employee Retirement Savings 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. Corporate Office Properties, L.P. Employee Retirement Savings Plan sits mid-pack in the medium band (404 participants).

Form 5500 schedule snapshot

Filing strip 232930022 · Corporate Office Properties, L.P. PY 2022 · 401(k)

Corporate Office Properties, L.P. Employee Retirement Savings Plan · $82M · 404 · 92nd

  • PCT $82M
  • PCT 404
  • PCT 92nd
  • PCT 401(k)
  • PCT near Pine Bluff Sand and Gravel Company Retirement Savings Plan
  • PCT ind #4936

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 Real Estate retirement plans → · Plans in Maryland →

Corporate Office Properties, L.P. Employee Retirement Savings Plan in the asset neighbourhood

Corporate Office Properties, L.P. Employee Retirement Savings PlanCorporate Office Properties,…$82MPine Bluff Sand and Gravel Company Retirement Savings PlanPine Bluff Sand and Gravel C…$82MNational Distributing Company, Inc. 401(k) PlanNational Distributing Compan…$82MNewly Weds Foods, Inc. Cash Accumulation PlanNewly Weds Foods, Inc. Cash …$82MBig-D 401(k) Build Plan$82M
End-of-year total assets ($M) among Corporate Office Properties, L.P. Employee Retirement Savings Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2022.

Maryland filing particulars

Total Assets (Beginning of Year)$99M
Net Assets (End of Year)$82M
Net Income-$16M
Employer EIN232930022
Plan Effective Date1998-10-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Corporate Office Properties, L.P.)

Sponsor-wide plan assets over time

All Corporate Office Properties, L.P. plans reported in each filing year

Latest sponsor-wide plan assets
$109M 31.978906269941294% vs 2022
2024 filing year
$70M$80M$90M$100M$110M$120M 202220232024 $82.4M $109M ▲ +32.0%
Year Plans Participants Total Assets
2022 1 404 $82M
2023 1 392 $99M
2024 1 410 $109M

Nearby 401(k) Plans in Maryland

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

Corporate Office Properties, L.P. Employee Retirement Savings Plan vs. nearby 401(k) plans in Maryland, assets vs. participants Scatter plot of 6 data points. -20000020000400006000080000100000 -1001020304050 Total assets ($B) Participants Corporate Office Properties, L.P. Employee Retirement Savings Plan, Total assets ($B): 0.082351106 · Participants: 404Corporate Office Properties, L.P. Employee Retirement Savings PlanLockheed Martin Corporation Salaried Savings Plan, Total assets ($B): 43.624690273 · Participants: 87666Lockheed Martin Corporation Salaried Savings PlanMarriott Retirement Savings Plan, Total assets ($B): 8.25929933 · Participants: 82576Marriott Retirement Savings PlanT. Rowe Price U.S. Retirement Program, Total assets ($B): 3.651080244 · Participants: 6107T. Rowe Price U.S. Retirement ProgramNfl Player Second Career Savings Plan, Total assets ($B): 3.260404321 · Participants: 2819Nfl Player Second Career Savings PlanSodexo 401 (K) Employees' Retirement Savings Plan and Trust, Total assets ($B): 1.938654635 · Participants: 74729Sodexo 401 (K) Employees' Retirement Savings Plan and Trust
Corporate Office Properties, L.P. Employee Retirement Savings Plan vs. nearby 401(k) plans in Maryland, assets vs. participants
Compare Corporate Office Properties, L.P. Employee Retirement Savings Plan side-by-side with 3 peers →

Corporate Office Properties, L.P. Employee Retirement Savings Plan's out-of-state 401(k) peers by assets and headcount

Outside Maryland, the nearest 401(k) by assets is Pine Bluff Sand and Gravel Company Retirement Savings Plan in AR ($82M); by covered participants it is Dmc Global Inc. 401(k) Plan in CO (404 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (404 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 Corporate Office Properties, L.P. Employee Retirement Savings Plan assets move in 2022? ▼
Corporate Office Properties, L.P. Employee Retirement Savings Plan declined sharply - down 16.6% during 2022, from $99M to $82M. Reported net income was -$16M.
How have Corporate Office Properties, L.P. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Corporate Office Properties, L.P.'s sponsor-wide assets grew 32.0%, from $82M to $109M.
Where does Corporate Office Properties, L.P. Employee Retirement Savings Plan rank by assets among Form 5500 filers? ▼
Corporate Office Properties, L.P. Employee Retirement Savings Plan ranks in the 92nd percentile by end-of-year assets among 139,126 plans that reported assets for plan year 2022 (in the top 10% of all filed plans by assets).
Which 401(k) plans are similar in size to Corporate Office Properties, L.P. Employee Retirement Savings Plan? ▼
Among 401(k) plans in other states, the closest by assets is Pine Bluff Sand and Gravel Company Retirement Savings Plan in AR ($82M, 422 participants).
Which 401(k) plans cover a similar participant headcount to Corporate Office Properties, L.P. Employee Retirement Savings Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Dmc Global Inc. 401(k) Plan in CO (404 participants, $42M 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 232930022.

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.