401(k) · DOL Form 5500 · 2024

Pinnacle West Capital Corporation 401(k) Plan

Data updated 2026-08-25

$1.6B
Total assets Very large vs avg
6,085
Participants Above avg headcount
99th
Percentile by assets National rank
$265,562
Avg per participant High balance/head
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Official DOL plan name: Pinnacle West Capital Corporation Savings Plan · Sponsored by Pinnacle West Capital Corporation · Arizona · Management of Enterprises

$1.6B in assets, 6,085 participants

Pinnacle West Capital Corporation's Pinnacle West Capital Corporation Savings Plan reported $1.6B in total assets and 6,085 participants in its 2024 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.

  • #1,098 in Management of Enterprises (1,133 peers)

Coverage in Arizona

Pinnacle West Capital Corporation Savings Plan covers 6,085 participants in Arizona, 11x the typical Arizona plan (state average ~564 per filing). Assets: $1.6B.

#1,098
in Management of Enterprises (1,133 peers)
+10.1%
assets growth YoY
16×
vs typical plan assets (national mean)

Pinnacle West Capital Corporation Savings Plan's outsized position by total assets

Pinnacle West Capital Corporation Savings Plan vs every filed plan by assets

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

$1,615,943,986 Top 1% higher than 99% 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

Pinnacle West Capital Corporation Savings Plan'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. Pinnacle West Capital Corporation Savings Plan lands in the large band (6,085 participants).

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Pinnacle West Capital Corporation Savings Plan reported net income fell from $175M in the plan year 2023 filing to $155M in the plan year 2024 filing.
  • Pinnacle West Capital Corporation Savings Plan end-of-year assets rose from $1.5B in the plan year 2023 filing to $1.6B in the plan year 2024 filing.
  • Pinnacle West Capital Corporation Savings Plan reported participants rose from 5,820 in the plan year 2023 filing to 6,085 in the plan year 2024 filing.

See the national 2023→2024 release diff →

Plan-year Form 5500 strip

Filing strip 860512431 · Pinnacle West Capital Corporation PY 2024 · 401(k)

Pinnacle West Capital Corporation Savings Plan · $1.6B · 6,085 · 99th

  • PHOTO $1.6B
  • PHOTO 6,085
  • PHOTO 99th
  • PHOTO 401(k)
  • PHOTO near Atrius 401(k) Retirement Savings Plan
  • PHOTO ind #1098

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 Management of Enterprises retirement plans → · Plans in Arizona →

Pinnacle West Capital Corporation Savings Plan in the asset neighbourhood

Pinnacle West Capital Corporation Savings PlanPinnacle West Capital Corpor…$1.6BUnited States Steel Corporation Savings Fund Plan for Salaried EmployeesUnited States Steel Corporat…$1.6BLennar Corporation 401(k) PlanLennar Corporation 401(k) Pl…$1.6BAtrius 401(k) Retirement Savings PlanAtrius 401(k) Retirement Sav…$1.6BIcon Clinical Research, LLC 401(k) PlanIcon Clinical Research, LLC …$1.6B
End-of-year total assets ($B) among Pinnacle West Capital Corporation Savings Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Arizona filing particulars

Total Assets (Beginning of Year)$1.5B
Net Assets (End of Year)$1.6B
Net Income$155M
Employer EIN860512431
Plan Effective Date1987-01-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Pinnacle West Capital Corporation)

Sponsor-wide plan assets over time

All Pinnacle West Capital Corporation plans reported in each filing year

Latest sponsor-wide plan assets
$4.7B 4.557298513921737% vs 2022
2024 filing year
$4.4B$4.5B$4.6B$4.7B$4.8B 202220232024 $4.51B $4.72B ▲ +4.7%
Year Plans Participants Total Assets
2022 2 11,684 $4.5B
2023 2 11,644 $4.7B
2024 2 12,129 $4.7B

Nearby 401(k) Plans in Arizona

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

Pinnacle West Capital Corporation Savings Plan vs. nearby 401(k) plans in Arizona, assets vs. participants Scatter plot of 6 data points. 0200004000060000 1234567 Total assets ($B) Participants Pinnacle West Capital Corporation Savings Plan, Total assets ($B): 1.615943986 · Participants: 6085Pinnacle West Capital Corporation Savings PlanBechtel Trust & Thrift Plan, Total assets ($B): 6.067288511 · Participants: 7971Bechtel Trust & Thrift PlanBanner Health Employees 401(k) Plan, Total assets ($B): 4.918574883 · Participants: 54731Banner Health Employees 401(k) PlanFreeport-Mcmoran Inc. Employee Capital Accumulation Program, Total assets ($B): 2.670667399 · Participants: 13770Freeport-Mcmoran Inc. Employee Capital Accumulation ProgramRepublic Services, Inc. 401(k) Plan, Total assets ($B): 2.666764279 · Participants: 32629Republic Services, Inc. 401(k) PlanStantec 401(k) Plan, Total assets ($B): 2.319061108 · Participants: 11603Stantec 401(k) Plan
Pinnacle West Capital Corporation Savings Plan vs. nearby 401(k) plans in Arizona, assets vs. participants
Compare Pinnacle West Capital Corporation Savings Plan side-by-side with 3 peers →

Scale composition for Pinnacle West Capital Corporation Savings Plan

Pinnacle West Capital Corporation Savings Plan reports $1.6B in end-of-year assets across 6,085 participants (0.013% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.006% of 93,925,755 covered participants) - about $265,562 per participant (1.9x the national average assets-per-participant) . Net income for plan year 2024 was $155M.

This plan identity (EIN 860512431, plan #002) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $1.3B to $1.6B (+25.2%) while covered participants moved from 5,844 to 6,085 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 5,844 $1.3B Open filing
2023 5,820 $1.5B Open filing
2024 · index core 6,085 $1.6B This page

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

Pinnacle West Capital Corporation Savings Plan's out-of-state 401(k) peers by assets and headcount

Outside Arizona, the nearest 401(k) by assets is Atrius 401(k) Retirement Savings Plan in MN ($1.6B); by covered participants it is Holman Enterprises Supplemental Retirement and Savings Plan in NJ (6,083 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($1.6B here).

Similar participant headcount

Nearest other-state filings by covered participants (6,085 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 Pinnacle West Capital Corporation Savings Plan assets move in 2024? ▼
Pinnacle West Capital Corporation Savings Plan grew at a solid clip - up 10.1% during 2024, from $1.5B to $1.6B. Reported net income was $155M.
How have Pinnacle West Capital Corporation plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Pinnacle West Capital Corporation's sponsor-wide assets grew 4.6%, from $4.5B to $4.7B.
Where does Pinnacle West Capital Corporation Savings Plan rank by assets among Form 5500 filers? ▼
Pinnacle West Capital Corporation Savings Plan ranks in the 99th percentile by end-of-year assets among 123,622 plans that reported assets for plan year 2024 (among the largest 1% of all filed plans).
Which 401(k) plans are similar in size to Pinnacle West Capital Corporation Savings Plan? ▼
Among 401(k) plans in other states, the closest by assets is Atrius 401(k) Retirement Savings Plan in MN ($1.6B, 5,484 participants).
Which 401(k) plans cover a similar participant headcount to Pinnacle West Capital Corporation Savings Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Holman Enterprises Supplemental Retirement and Savings Plan in NJ (6,083 participants, $689M 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 860512431.

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.