401(k) · DOL Form 5500 · 2023

Union Pacific Railroad Company 401(k) Plan

Data updated 2026-08-25

$2.3B
Total assets Very large vs avg
27,770
Participants Very large workforce
99th
Percentile by assets National rank
$81,207
Avg per participant Below avg balance/head
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Official DOL plan name: Union Pacific Agreement Employee 401(k) Retirement Thrift Plan · Sponsored by Union Pacific Railroad Company · Nebraska · Transportation & Warehousing

$2.3B in assets, 27,770 participants

Union Pacific Railroad Company's Union Pacific Agreement Employee 401(k) Retirement Thrift Plan reported $2.3B in total assets and 27,770 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.

  • #3,324 in Transportation & Warehousing (3,362 peers)

Coverage in Nebraska

Union Pacific Agreement Employee 401(k) Retirement Thrift Plan covers 27,770 participants in Nebraska, 50x the typical Nebraska plan (state average ~552 per filing). Assets: $2.3B.

#3,324
in Transportation & Warehousing (3,362 peers)
+14.7%
assets growth YoY
23×
vs typical plan assets (national mean)

Union Pacific Agreement Employee 401(k) Retirement Thrift Plan's outsized position by total assets

Union Pacific Agreement Employee 401(k) Retirement Thrift Plan vs every filed plan by assets

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

$2,255,128,453 Top 1% higher than 99% 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

Union Pacific Agreement Employee 401(k) Retirement Thrift 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. Union Pacific Agreement Employee 401(k) Retirement Thrift Plan is a mega filing (27,770 participants), the rightmost band on the breakdown.

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Union Pacific Agreement Employee 401(k) Retirement Thrift Plan reported net income rose from -$491M in the plan year 2022 filing to $290M in the plan year 2023 filing.
  • Union Pacific Agreement Employee 401(k) Retirement Thrift Plan end-of-year assets rose from $2.0B in the plan year 2022 filing to $2.3B in the plan year 2023 filing.
  • Union Pacific Agreement Employee 401(k) Retirement Thrift Plan reported participants fell from 28,974 in the plan year 2022 filing to 27,770 in the plan year 2023 filing.

See the national 2022→2023 release diff →

Plan-year Form 5500 strip

Filing strip 946001323 · Union Pacific Railroad Company PY 2023 · 401(k)

Union Pacific Agreement Employee 401(k) Retirement Thrift Plan · $2.3B · 27,770 · 99th

  • VS-ST $2.3B
  • VS-ST 27,770
  • VS-ST 99th
  • VS-ST 401(k)
  • VS-ST near Old Dominion 401(k) Retirement Plan
  • VS-ST ind #3324

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 Nebraska →

Union Pacific Agreement Employee 401(k) Retirement Thrift Plan in the asset neighbourhood

Union Pacific Agreement Employee 401(k) Retirement Thrift PlanUnion Pacific Agreement Empl…$2.3BWellspan 403(b) Retirement Savings PlanWellspan 403(b) Retirement S…$2.3BGartner Inc. Savings and Investment PlanGartner Inc. Savings and Inv…$2.3BOld Dominion 401(k) Retirement PlanOld Dominion 401(k) Retireme…$2.3BEnterprise 401(k) Plan$2.3B
End-of-year total assets ($B) among Union Pacific Agreement Employee 401(k) Retirement Thrift Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Nebraska filing particulars

Total Assets (Beginning of Year)$2.0B
Net Assets (End of Year)$2.3B
Net Income$290M
Employer EIN946001323
Plan Effective Date1990-07-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Union Pacific Railroad Company)

Sponsor-wide plan assets over time

All Union Pacific Railroad Company plans reported in each filing year

Latest sponsor-wide plan assets
$2.5B 20.278168871020664% vs 2022
2024 filing year
$1.8B$2B$2.2B$2.4B$2.6B 202220232024 $2.04B $2.45B ▲ +20.1%
Year Plans Participants Total Assets
2022 3 28,982 $2.0B
2023 3 27,778 $2.3B
2024 3 28,819 $2.5B

Nearby 401(k) Plans in Nebraska

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

Union Pacific Agreement Employee 401(k) Retirement Thrift Plan vs. nearby 401(k) plans in Nebraska, assets vs. participants Scatter plot of 6 data points. 0100002000030000 02468 Total assets ($B) Participants Union Pacific Agreement Employee 401(k) Retirement Thrift Plan, Total assets ($B): 2.255128453 · Participants: 27770Union Pacific Agreement Employee 401(k) Retirement Thrift PlanHdr, Inc. Best Plan and ESOP, Total assets ($B): 6.272854301 · Participants: 10652Hdr, Inc. Best Plan and ESOPPeter Kiewit Sons, Inc. Retirement Savings Plan, Total assets ($B): 2.422593059 · Participants: 16947Peter Kiewit Sons, Inc. Retirement Savings PlanUnion Pacific Corporation Thrift Plan, Total assets ($B): 2.265096577 · Participants: 5470Union Pacific Corporation Thrift PlanFirst National of Nebraska, Inc. First Savings Plan, Total assets ($B): 0.926040387 · Participants: 5038First National of Nebraska, Inc. First Savings PlanMutual of Omaha 401(k) Retirement Savings Plan, Total assets ($B): 0.848809138 · Participants: 5584Mutual of Omaha 401(k) Retirement Savings Plan
Union Pacific Agreement Employee 401(k) Retirement Thrift Plan vs. nearby 401(k) plans in Nebraska, assets vs. participants
Compare Union Pacific Agreement Employee 401(k) Retirement Thrift Plan side-by-side with 3 peers →

Scale composition for Union Pacific Agreement Employee 401(k) Retirement Thrift Plan

Union Pacific Agreement Employee 401(k) Retirement Thrift Plan reports $2.3B in end-of-year assets across 27,770 participants (0.018% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.030% of 93,925,755 covered participants) - about $81,207 per participant (59% of the national average assets-per-participant) . Net income for plan year 2023 was $290M.

This plan identity (EIN 946001323, plan #015) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $2.0B to $2.4B (+21.6%) while covered participants moved from 28,974 to 28,813 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 28,974 $2.0B Open filing
2023 27,770 $2.3B This page
2024 · index core 28,813 $2.4B Open filing

The same sponsor also keeps 1 other index-core plan on PlainRetire:

Union Pacific Agreement Employee 401(k) Retirement Thrift Plan's out-of-state 401(k) peers by assets and headcount

Outside Nebraska, the nearest 401(k) by assets is Old Dominion 401(k) Retirement Plan in NC ($2.3B); by covered participants it is Siemens Savings Plan in NJ (27,753 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($2.3B here).

Similar participant headcount

Nearest other-state filings by covered participants (27,770 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 Union Pacific Agreement Employee 401(k) Retirement Thrift Plan assets move in 2023? ▼
Union Pacific Agreement Employee 401(k) Retirement Thrift Plan grew at a solid clip - up 14.7% during 2023, from $2.0B to $2.3B. Reported net income was $290M.
How have Union Pacific Railroad Company plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Union Pacific Railroad Company's sponsor-wide assets grew 20.3%, from $2.0B to $2.5B.
Where does Union Pacific Agreement Employee 401(k) Retirement Thrift Plan rank by assets among Form 5500 filers? ▼
Union Pacific Agreement Employee 401(k) Retirement Thrift Plan ranks in the 99th 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 Union Pacific Agreement Employee 401(k) Retirement Thrift Plan? ▼
Among 401(k) plans in other states, the closest by assets is Old Dominion 401(k) Retirement Plan in NC ($2.3B, 24,400 participants).
Which 401(k) plans cover a similar participant headcount to Union Pacific Agreement Employee 401(k) Retirement Thrift Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Siemens Savings Plan in NJ (27,753 participants, $8.9B 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 946001323.

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.