401(k) · DOL Form 5500 · 2023
Csx Corporation 401(k) Plan
Data updated 2026-08-25
- $1.5B
- Total assets Very large vs avg
- 20,710
- Participants Very large workforce
- 99th
- Percentile by assets National rank
- $73,139
- Avg per participant Below avg balance/head
Official DOL plan name: Csx Corporation Capital Builder Plan · Sponsored by Csx Corporation · Florida · Transportation & Warehousing
$1.5B in assets, 20,710 participants
Csx Corporation's Csx Corporation Capital Builder Plan reported $1.5B in total assets and 20,710 participants in its 2023 DOL Form 5500 filing, ranking in the 99th 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.
- #3,307 in Transportation & Warehousing (3,362 peers)
Coverage in Florida
Csx Corporation Capital Builder Plan covers 20,710 participants in Florida, 33x the typical Florida plan (state average ~628 per filing). Assets: $1.5B.
- #3,307
- in Transportation & Warehousing (3,362 peers)
- +10.8%
- assets growth YoY
- 15×
- vs typical plan assets (national mean)
Csx Corporation Capital Builder Plan's outsized position by total assets
Csx Corporation Capital Builder Plan vs every filed plan by assets
End-of-year total assets · plan year 2023 · DOL Form 5500
$1,514,711,680 Top 1% higher than 99% of 127,068 filed plans
Dashed line + filled bar = this entry, among filed plans.
Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2023
Csx Corporation Capital Builder 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. Csx Corporation Capital Builder Plan is a mega filing (20,710 participants), the rightmost band on the breakdown.
What changed between DOL Form 5500 filings
plan year 2022 → plan year 2023
- Csx Corporation Capital Builder Plan reported net income rose from -$294M in the plan year 2022 filing to $146M in the plan year 2023 filing.
- Csx Corporation Capital Builder Plan end-of-year assets rose from $1.4B in the plan year 2022 filing to $1.5B in the plan year 2023 filing.
- Csx Corporation Capital Builder Plan reported participants rose from 19,812 in the plan year 2022 filing to 20,710 in the plan year 2023 filing.
Form 5500 schedule snapshot
Filing strip 621051971 · Csx Corporation PY 2023 · 401(k)
Csx Corporation Capital Builder Plan · $1.5B · 20,710 · 99th
- NET $1.5B
- NET 20,710
- NET 99th
- NET 401(k)
- NET near Nov Inc. 401(k) Plan
- NET ind #3307
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 Transportation & Warehousing retirement plans → · Plans in Florida →
Csx Corporation Capital Builder Plan in the asset neighbourhood
Florida filing particulars
| Total Assets (Beginning of Year) | $1.4B |
|---|---|
| Net Assets (End of Year) | $1.5B |
| Net Income | $146M |
| Employer EIN | 621051971 |
| Plan Effective Date | 1989-08-01 |
| Filing Status | FILING RECEIVED |
Sponsor Plan History (Csx Corporation)
Sponsor-wide plan assets over time
All Csx Corporation plans reported in each filing year
- Latest sponsor-wide plan assets
- $5.4B 9.342972716265791% vs 2022
- 2024 filing year
| Year | Plans | Participants | Total Assets |
|---|---|---|---|
| 2022 | 3 | 25,747 | $4.9B |
| 2023 | 3 | 26,463 | $5.4B |
| 2024 | 3 | 25,796 | $5.4B |
Nearby 401(k) Plans in Florida
Peer 401(k) plans, same state, same plan type, ranked by total assets.
- L3harris Retirement Savings Plan $15.4B · 40,665
- Savings Plan for Employees and Partners of Pwc $11.3B · 50,817
- Adp Totalsource Retirement Savings Plan $8.0B · 308,867
- Trinet 401(k) Plan $7.0B · 157,945
- Publix Super Markets, Inc. 401(k) Smart Plan $6.6B · 184,674
Scale composition for Csx Corporation Capital Builder Plan
Csx Corporation Capital Builder Plan reports $1.5B in end-of-year assets across 20,710 participants (0.012% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.022% of 93,925,755 covered participants) - about $73,139 per participant (53% of the national average assets-per-participant) . Net income for plan year 2023 was $146M.
This plan identity (EIN 621051971, plan #004) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $1.4B to $1.5B (+12.5%) while covered participants moved from 19,812 to 20,168 . Single-year sparse filers cannot show that trail.
| Plan year | Participants | EOY assets | Filing |
|---|---|---|---|
| 2022 | 19,812 | $1.4B | Open filing |
| 2023 | 20,710 | $1.5B | This page |
| 2024 · index core | 20,168 | $1.5B | Open filing |
The same sponsor also keeps 3 other index-core plans on PlainRetire:
- Csx Pension Plan (Defined Benefit (Pension), $2.3B, 2,293 participants)
- Csx Corporation 401(k) Plan (401(k), $1.5B, 3,335 participants)
- Csx Corporation Capital Builder Plan (401(k), $1.5B, 20,168 participants)
Csx Corporation Capital Builder Plan's out-of-state 401(k) peers by assets and headcount
Outside Florida, the nearest 401(k) by assets is Nov Inc. 401(k) Plan in TX ($1.5B); by covered participants it is Providence Administrative Consulting Services Inc 401(k) Profit Sharing Plan and Trust in UT (20,690 participants). Same-state nearby plans are listed separately above.
Closest by plan assets
Nearest other-state filings by tot_assets_eoy ($1.5B here).
- Nov Inc. 401(k) Plan (TX) $1.5B · 10,830
- Vistra Thrift Plan (TX) $1.5B · 4,868
- Thrivent 401(k) Plan (MN) $1.5B · 6,125
- Grant Thornton LLP 401(k) Savings Plan (IL) $1.5B · 7,676
Similar participant headcount
Nearest other-state filings by covered participants (20,710 participants); asset peers above are excluded.
- Providence Administrative Consulting Services Inc 401(k) Profit Sharing Plan and Trust (UT) 20,690 · 20 off
- Regions Financial Corporation 401(k) Plan (AL) 20,733 · 23 off
- Hah Holdings, LLC 401(k) Plan (IL) 20,752 · 42 off
- Sephora Retirement Plan (CA) 20,769 · 59 off
DOL Form 5500 plan year 2023. Asset totals can differ widely at the same headcount; neither axis is a quality rating.