401(k) · DOL Form 5500 · 2023

Laboratory Corporation of America Holdings 401(k) Plan

Data updated 2026-08-25

$3.9B
Total assets Very large vs avg
50,826
Participants Very large workforce
100th
Percentile by assets National rank
$76,398
Avg per participant Below avg balance/head
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Official DOL plan name: Laboratory Corporation of America Holdings 401(k) Savings Plan · Sponsored by Laboratory Corporation of America Holdings · North Carolina · Healthcare & Social Assistance

$3.9B in assets, 50,826 participants

Laboratory Corporation of America Holdings's Laboratory Corporation of America Holdings 401(k) Savings Plan reported $3.9B in total assets and 50,826 participants in its 2023 DOL Form 5500 filing, ranking in the 100th 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.

  • #17,643 in Healthcare & Social Assistance (17,684 peers)

Coverage in North Carolina

Laboratory Corporation of America Holdings 401(k) Savings Plan covers 50,826 participants in North Carolina, 62x the typical North Carolina plan (state average ~819 per filing). Assets: $3.9B.

#17,643
in Healthcare & Social Assistance (17,684 peers)
+4.8%
assets growth YoY
39×
vs typical plan assets (national mean)

Laboratory Corporation of America Holdings 401(k) Savings Plan's outsized position by total assets

Laboratory Corporation of America Holdings 401(k) Savings Plan vs every filed plan by assets

End-of-year total assets · plan year 2023 · DOL Form 5500

$3,883,026,210 Highest reported value at or above every one of 127,068 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 2023

Laboratory Corporation of America Holdings 401(k) Savings Plan's mega-plan peer group by participant headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Laboratory Corporation of America Holdings 401(k) Savings Plan is a mega filing (50,826 participants), the rightmost band on the breakdown.

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Laboratory Corporation of America Holdings 401(k) Savings Plan reported net income rose from -$770M in the plan year 2022 filing to $640M in the plan year 2023 filing.
  • Laboratory Corporation of America Holdings 401(k) Savings Plan reported participants rose from 46,162 in the plan year 2022 filing to 50,826 in the plan year 2023 filing.
  • Laboratory Corporation of America Holdings 401(k) Savings Plan end-of-year assets rose from $3.7B in the plan year 2022 filing to $3.9B in the plan year 2023 filing.

See the national 2022→2023 release diff →

DOL schedule card

Filing strip 133757370 · Laboratory Corporation of America Holdings PY 2023 · 401(k)

Laboratory Corporation of America Holdings 401(k) Savings Plan · $3.9B · 50,826 · 100th

  • EBSA $3.9B
  • EBSA 50,826
  • EBSA 100th
  • EBSA 401(k)
  • EBSA near Analog Devices, Inc. the Investment Partnership Plan
  • EBSA ind #17643

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 Healthcare & Social Assistance retirement plans → · Plans in North Carolina →

Laboratory Corporation of America Holdings 401(k) Savings Plan in the asset neighbourhood

St. Joseph and Covenant Health Systems 401(k) PlanSt. Joseph and Covenant Heal…$3.9BIu Health 401(k) Savings Plan$3.9BAnalog Devices, Inc. the Investment Partnership PlanAnalog Devices, Inc. the Inv…$3.9BLaboratory Corporation of America Holdings 401(k) Savings PlanLaboratory Corporation of Am…$3.9BKoch Employees' Savings Plan$3.9B
End-of-year total assets ($B) among Laboratory Corporation of America Holdings 401(k) Savings Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

North Carolina filing particulars

Total Assets (Beginning of Year)$3.7B
Net Assets (End of Year)$3.9B
Net Income$640M
Employer EIN133757370
Plan Effective Date1992-07-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Laboratory Corporation of America Holdings)

Sponsor-wide plan assets over time

All Laboratory Corporation of America Holdings plans reported in each filing year

Latest sponsor-wide plan assets
$4.7B 18.864335932819472% vs 2022
2024 filing year
$3.5B$4B$4.5B$5B 202220232024 $3.93B $4.67B ▲ +18.8%
Year Plans Participants Total Assets
2022 2 53,675 $3.9B
2023 2 57,798 $4.1B
2024 2 57,250 $4.7B

Nearby 401(k) Plans in North Carolina

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

Laboratory Corporation of America Holdings 401(k) Savings Plan vs. nearby 401(k) plans in North Carolina, assets vs. participants Scatter plot of 6 data points. 050000100000150000200000 0204060 Total assets ($B) Participants Laboratory Corporation of America Holdings 401(k) Savings Plan, Total assets ($B): 3.88302621 · Participants: 50826Laboratory Corporation of America Holdings 401(k) Savings PlanThe Bank of America 401(k) Plan, Total assets ($B): 54.848846192 · Participants: 173899The Bank of America 401(k) PlanHoneywell 401(k) Plan, Total assets ($B): 15.388124058 · Participants: 40004Honeywell 401(k) PlanDuke Energy Retirement Savings Plan, Total assets ($B): 10.354065 · Participants: 28121Duke Energy Retirement Savings PlanTruist Financial Corporation 401(k) Savings Plan, Total assets ($B): 10.120701726 · Participants: 55480Truist Financial Corporation 401(k) Savings PlanNucor Corporation Profit Sharing and Retirement Savings Plan, Total assets ($B): 8.510660989 · Participants: 24174Nucor Corporation Profit Sharing and Retirement Savings Plan
Laboratory Corporation of America Holdings 401(k) Savings Plan vs. nearby 401(k) plans in North Carolina, assets vs. participants
Compare Laboratory Corporation of America Holdings 401(k) Savings Plan side-by-side with 3 peers →

Scale composition for Laboratory Corporation of America Holdings 401(k) Savings Plan

Laboratory Corporation of America Holdings 401(k) Savings Plan reports $3.9B in end-of-year assets across 50,826 participants (0.032% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.054% of 93,925,755 covered participants) - about $76,398 per participant (55% of the national average assets-per-participant) . Net income for plan year 2023 was $640M.

This plan identity (EIN 133757370, plan #003) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $3.7B to $4.5B (+20.9%) while covered participants moved from 46,162 to 47,710 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 46,162 $3.7B Open filing
2023 50,826 $3.9B This page
2024 · index core 47,710 $4.5B Open filing

The same sponsor also keeps 2 other index-core plans on PlainRetire:

Laboratory Corporation of America Holdings 401(k) Savings Plan's out-of-state 401(k) peers by assets and headcount

Outside North Carolina, the nearest 401(k) by assets is Analog Devices, Inc. the Investment Partnership Plan in MA ($3.9B); by covered participants it is Savings Plan for Employees and Partners of Pwc in FL (50,817 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($3.9B here).

Similar participant headcount

Nearest other-state filings by covered participants (50,826 participants); asset peers above are excluded.

DOL Form 5500 plan year 2023. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Laboratory Corporation of America Holdings 401(k) Savings Plan assets move in 2023? ▼
Laboratory Corporation of America Holdings 401(k) Savings Plan edged up modestly - up 4.8% during 2023, from $3.7B to $3.9B. Reported net income was $640M.
How have Laboratory Corporation of America Holdings plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Laboratory Corporation of America Holdings's sponsor-wide assets grew 18.9%, from $3.9B to $4.7B.
Where does Laboratory Corporation of America Holdings 401(k) Savings Plan rank by assets among Form 5500 filers? ▼
Laboratory Corporation of America Holdings 401(k) Savings Plan ranks in the 100th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (among the largest 1% of all filed plans).
Which 401(k) plans are similar in size to Laboratory Corporation of America Holdings 401(k) Savings Plan? ▼
Among 401(k) plans in other states, the closest by assets is Analog Devices, Inc. the Investment Partnership Plan in MA ($3.9B, 6,716 participants).
Which 401(k) plans cover a similar participant headcount to Laboratory Corporation of America Holdings 401(k) Savings Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Savings Plan for Employees and Partners of Pwc in FL (50,817 participants, $11.3B in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2023.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 133757370.

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.