401(k) · DOL Form 5500 · 2023

Six Flags Entertainment Corporation 401(k) Plan

Data updated 2026-08-25

$167M
Total assets Near avg plan size
5,542
Participants Above avg headcount
94th
Percentile by assets National rank
$30,094
Avg per participant Low balance/head
PlainRetire home → About this data RSS: change history

Official DOL plan name: Six Flags 401(k) Plan · Sponsored by Six Flags Entertainment Corporation · Texas · Arts, Entertainment & Recreation

$167M in assets, 5,542 participants

Six Flags Entertainment Corporation's Six Flags 401(k) Plan reported $167M in total assets and 5,542 participants in its 2023 DOL Form 5500 filing, ranking in the 94th 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.

  • #2,873 in Arts, Entertainment & Recreation (2,945 peers)

Coverage in Texas

Six Flags 401(k) Plan covers 5,542 participants in Texas, 8.1x the typical Texas plan (state average ~688 per filing). Assets: $167M.

#2,873
in Arts, Entertainment & Recreation (2,945 peers)
+3.8%
assets growth YoY
1.7×
vs typical plan assets (national mean)

Six Flags 401(k) Plan's outsized position by total assets

Six Flags 401(k) Plan vs every filed plan by assets

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

$166,780,321 Top 6% higher than 94% 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

Six Flags 401(k) Plan's large-plan peer group by participant headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Six Flags 401(k) Plan lands in the large band (5,542 participants).

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • Six Flags 401(k) Plan reported net income rose from -$53M in the plan year 2022 filing to $6M in the plan year 2023 filing.
  • Six Flags 401(k) Plan reported participants fell from 7,812 in the plan year 2022 filing to 5,542 in the plan year 2023 filing.
  • Six Flags 401(k) Plan end-of-year assets rose from $161M in the plan year 2022 filing to $167M in the plan year 2023 filing.

See the national 2022→2023 release diff →

Form 5500 schedule snapshot

Filing strip 133995059 · Six Flags Entertainment Corporation PY 2023 · 401(k)

Six Flags 401(k) Plan · $167M · 5,542 · 94th

  • IND $167M
  • EOY 5,542
  • 5500 94th
  • ASSETS 401(k)
  • PCT near Granite Telecommunications 401(k) Plan
  • EIN ind #2873

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 Arts, Entertainment & Recreation retirement plans → · Plans in Texas →

Six Flags 401(k) Plan in the asset neighbourhood

Finthrive 401(k) Plan$167MCircor International, Inc. 401(k) Savings PlanCircor International, Inc. 4…$167MSix Flags 401(k) Plan$167MGranite Telecommunications 401(k) PlanGranite Telecommunications 4…$167MSteptoe & Johnson PLLC 401(k) PlanSteptoe & Johnson PLLC 401(k…$167M
End-of-year total assets ($M) among Six Flags 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Texas filing particulars

Total Assets (Beginning of Year)$161M
Net Assets (End of Year)$167M
Net Income$6M
Employer EIN133995059
Plan Effective Date1988-07-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Six Flags Entertainment Corporation)

Sponsor-wide plan assets over time

All Six Flags Entertainment Corporation plans reported in each filing year

Latest sponsor-wide plan assets
$338M 1.382093071892495% vs 2022
2024 filing year
$330M$335M$340M$345M 202220232024 $334M $338M ▲ +1.4%
Year Plans Participants Total Assets
2022 2 8,345 $334M
2023 2 5,970 $340M
2024 2 6,602 $338M

Nearby 401(k) Plans in Texas

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

Six Flags 401(k) Plan vs. nearby 401(k) plans in Texas, assets vs. participants Scatter plot of 6 data points. -50000050000100000150000 -1001020304050 Total assets ($B) Participants Six Flags 401(k) Plan, Total assets ($B): 0.166780321 · Participants: 5542Six Flags 401(k) PlanAT&T Retirement Savings Plan, Total assets ($B): 40.012012 · Participants: 119854AT&T Retirement Savings PlanExxonmobil Savings Plan, Total assets ($B): 21.917 · Participants: 23477Exxonmobil Savings PlanCaterpillar 401(k) Savings Plan, Total assets ($B): 16.496476432 · Participants: 41679Caterpillar 401(k) Savings PlanAmerican Airlines, Inc. 401(k) Plan, Total assets ($B): 14.680189879 · Participants: 88792American Airlines, Inc. 401(k) PlanDell Inc. 401(k) Plan, Total assets ($B): 13.529835 · Participants: 45686Dell Inc. 401(k) Plan
Six Flags 401(k) Plan vs. nearby 401(k) plans in Texas, assets vs. participants
Compare Six Flags 401(k) Plan side-by-side with 3 peers →

Scale composition for Six Flags 401(k) Plan

Six Flags 401(k) Plan reports $167M in end-of-year assets across 5,542 participants (0.001% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.006% of 93,925,755 covered participants) - about $30,094 per participant (22% of the national average assets-per-participant) . Net income for plan year 2023 was $6M.

This plan identity (EIN 133995059, plan #002) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $161M to $176M (+9.8%) while covered participants moved from 7,812 to 6,233 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 7,812 $161M Open filing
2023 5,542 $167M This page
2024 · index core 6,233 $176M Open filing

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

Six Flags 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside Texas, the nearest 401(k) by assets is Granite Telecommunications 401(k) Plan in MA ($167M); by covered participants it is Mauser Packaging Solutions 401(k) Plan in GA (5,540 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($167M here).

Similar participant headcount

Nearest other-state filings by covered participants (5,542 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 Six Flags 401(k) Plan assets move in 2023? ▼
Six Flags 401(k) Plan edged up modestly - up 3.8% during 2023, from $161M to $167M. Reported net income was $6M.
How have Six Flags Entertainment Corporation plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Six Flags Entertainment Corporation's sponsor-wide assets grew 1.4%, from $334M to $338M.
Where does Six Flags 401(k) Plan rank by assets among Form 5500 filers? ▼
Six Flags 401(k) Plan ranks in the 94th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (in the top 10% of all filed plans by assets).
Which 401(k) plans are similar in size to Six Flags 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is Granite Telecommunications 401(k) Plan in MA ($167M, 2,190 participants).
Which 401(k) plans cover a similar participant headcount to Six Flags 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Mauser Packaging Solutions 401(k) Plan in GA (5,540 participants, $327M 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 133995059.

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.