401(k) · DOL Form 5500 · 2024

Simpson Thacher & Bartlett LLP 401(k) Plan

Data updated 2026-08-25

$306M
Total assets Above avg plan size
1,081
Participants Near avg headcount
96th
Percentile by assets National rank
$283,031
Avg per participant High balance/head
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Official DOL plan name: Simpson, Thacher & Bartlett LLP Cash or Deferred Plan for Senior Counsel, Counsel & Associates · Sponsored by Simpson Thacher & Bartlett LLP · New York · Professional & Technical Services

$306M in assets, 1,081 participants

Simpson Thacher & Bartlett LLP's Simpson, Thacher & Bartlett LLP Cash or Deferred Plan for Senior Counsel, Counsel & Associates reported $306M in total assets and 1,081 participants in its 2024 DOL Form 5500 filing, ranking in the 96th 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.

  • #19,542 in Professional & Technical Services (20,173 peers)

Where Simpson, Thacher & Bartlett LLP Cash or Deferred Plan for Senior Counsel, Counsel & Associates sits by assets

Simpson, Thacher & Bartlett LLP Cash or Deferred Plan for Senior Counsel, Counsel & Associates sits in the top 5% of all filed plans by assets, $306M for 1,081 participants (~$283,031/participant), up 20.6% in 2024.

#19,542
in Professional & Technical Services (20,173 peers)
+20.6%
assets growth YoY
3.1×
vs typical plan assets (national mean)

Simpson, Thacher & Bartlett LLP Cash or Deferred Plan for Senior Counsel, Counsel & Associates's outsized position by total assets

Simpson, Thacher & Bartlett LLP Cash or Deferred Plan for Senior Counsel, Counsel & Associates vs every filed plan by assets

End-of-year total assets · plan year 2024 · DOL Form 5500

$305,956,223 Top 4% higher than 96% of 123,620 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 2024

Simpson, Thacher & Bartlett LLP Cash or Deferred Plan for Senior Counsel, Counsel & Associates's large-plan peer group by participant headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Simpson, Thacher & Bartlett LLP Cash or Deferred Plan for Senior Counsel, Counsel & Associates lands in the large band (1,081 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Simpson, Thacher & Bartlett LLP Cash or Deferred Plan for Senior Counsel, Counsel & Associates end-of-year assets rose from $254M in the plan year 2023 filing to $306M in the plan year 2024 filing.
  • Simpson, Thacher & Bartlett LLP Cash or Deferred Plan for Senior Counsel, Counsel & Associates reported participants rose from 986 in the plan year 2023 filing to 1,081 in the plan year 2024 filing.
  • Simpson, Thacher & Bartlett LLP Cash or Deferred Plan for Senior Counsel, Counsel & Associates reported net income rose from $50M in the plan year 2023 filing to $53M in the plan year 2024 filing.

See the national 2023→2024 release diff →

DOL schedule card

Filing strip 135395280 · Simpson Thacher & Bartlett LLP PY 2024 · 401(k)

Simpson, Thacher & Bartlett LLP Cash or Deferred Plan for Senior Counsel, Counsel & Associates · $306M · 1,081 · 96th

  • BOOK $306M
  • VS-ST 1,081
  • BOY 96th
  • SCH 401(k)
  • EBSA near Biotronik/Micro Systems Engineering 401(k) Plan
  • PART ind #19542

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 Professional & Technical Services retirement plans → · Plans in New York →

Simpson, Thacher & Bartlett LLP Cash or Deferred Plan for Senior Counsel, Counsel & Associates in the asset neighbourhood

The Fugro 401(k) Plan$307MIngevity Corporation$306MBiotronik/Micro Systems Engineering 401(k) PlanBiotronik/Micro Systems Engi…$306MSimpson, Thacher & Bartlett LLP Cash or Deferred Plan for Senior Counsel, Counsel & AssociatesSimpson, Thacher & Bartlett …$306MTripadvisor Retirement Savings PlanTripadvisor Retirement Savin…$305M
End-of-year total assets ($M) among Simpson, Thacher & Bartlett LLP Cash or Deferred Plan for Senior Counsel, Counsel & Associates and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Scale-class filing particulars (2024)

Total Assets (Beginning of Year)$254M
Net Assets (End of Year)$306M
Net Income$53M
Employer EIN135395280
Plan Effective Date1983-10-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Simpson Thacher & Bartlett LLP)

Sponsor-wide plan assets over time

All Simpson Thacher & Bartlett LLP plans reported in each filing year

Latest sponsor-wide plan assets
$1.3B 36.38069266450941% vs 2022
2024 filing year
$0.8B$0.9B$1B$1.1B$1.2B$1.3B 202220232024 $0.93B $1.26B ▲ +35.5%
Year Plans Participants Total Assets
2022 6 2,403 $926M
2023 7 2,682 $1.1B
2024 7 2,815 $1.3B

Nearby 401(k) Plans in New York

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

Simpson, Thacher & Bartlett LLP Cash or Deferred Plan for Senior Counsel, Counsel & Associates vs. nearby 401(k) plans in New York, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000 -20020406080 Total assets ($B) Participants Simpson, Thacher & Bartlett LLP Cash or Deferred Plan for Senior Counsel, Counsel & Associates, Total assets ($B): 0.305956223 · Participants: 1081Simpson, Thacher & Bartlett LLP Cash or Deferred Plan for Senior Counsel, Counsel & AssociatesIBM 401(k) Plan, Total assets ($B): 60.39355615 · Participants: 52674IBM 401(k) PlanMorgan Stanley 401(k) Plan, Total assets ($B): 22.180692974 · Participants: 53860Morgan Stanley 401(k) PlanPfizer Savings Plan, Total assets ($B): 21.9871528 · Participants: 33309Pfizer Savings PlanThe Pepsico Savings Plan, Total assets ($B): 14.9369507 · Participants: 137398The Pepsico Savings PlanThe Goldman Sachs 401(k) Plan, Total assets ($B): 12.807939404 · Participants: 23227The Goldman Sachs 401(k) Plan
Simpson, Thacher & Bartlett LLP Cash or Deferred Plan for Senior Counsel, Counsel & Associates vs. nearby 401(k) plans in New York, assets vs. participants
Compare Simpson, Thacher & Bartlett LLP Cash or Deferred Plan for Senior Counsel, Counsel & Associates side-by-side with 3 peers →

Simpson, Thacher & Bartlett LLP Cash or Deferred Plan for Senior Counsel, Counsel & Associates's out-of-state 401(k) peers by assets and headcount

Outside New York, the nearest 401(k) by assets is Biotronik/Micro Systems Engineering 401(k) Plan in OR ($306M); by covered participants it is Smurfit Kappa North America 401(k)/Profit Sharing Plan in TX (1,081 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($306M here).

Similar participant headcount

Nearest other-state filings by covered participants (1,081 participants); asset peers above are excluded.

DOL Form 5500 plan year 2024. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Simpson, Thacher & Bartlett LLP Cash or Deferred Plan for Senior Counsel, Counsel & Associates assets move in 2024? ▼
Simpson, Thacher & Bartlett LLP Cash or Deferred Plan for Senior Counsel, Counsel & Associates grew sharply - up 20.6% during 2024, from $254M to $306M. Reported net income was $53M.
How have Simpson Thacher & Bartlett LLP plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Simpson Thacher & Bartlett LLP's sponsor-wide assets grew 36.4%, from $926M to $1.3B.
Where does Simpson, Thacher & Bartlett LLP Cash or Deferred Plan for Senior Counsel, Counsel & Associates rank by assets among Form 5500 filers? ▼
Simpson, Thacher & Bartlett LLP Cash or Deferred Plan for Senior Counsel, Counsel & Associates ranks in the 96th percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (in the top 5% of all filed plans by assets).
Which 401(k) plans are similar in size to Simpson, Thacher & Bartlett LLP Cash or Deferred Plan for Senior Counsel, Counsel & Associates? ▼
Among 401(k) plans in other states, the closest by assets is Biotronik/Micro Systems Engineering 401(k) Plan in OR ($306M, 1,252 participants).
Which 401(k) plans cover a similar participant headcount to Simpson, Thacher & Bartlett LLP Cash or Deferred Plan for Senior Counsel, Counsel & Associates? ▼
Among 401(k) plans in other states, the closest by covered participants is Smurfit Kappa North America 401(k)/Profit Sharing Plan in TX (1,081 participants, $118M in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2024.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 135395280.

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.