401(k) · DOL Form 5500 · 2024

Pinnacle West Capital Corporation 401(k) Plan

Data updated 2026-07-24

$1.6B
Total assets: 6,085
Participants: 99th
Percentile by assets: $265,562
Avg per participant

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.

99th percentile by assets (of 116,472 plans)

Coverage in Arizona

Pinnacle West Capital Corporation Savings Plan covers 6,085 participants in Arizona, 11x the typical Arizona plan (state average ~577 per filing). Assets: $1.6B.

$1.6B
total plan assets (2024 EOY): 6,085
covered participants: 99th
percentile by assets (of 116,472 plans): $265,562
avg assets per participant

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 →

State

Arizona

Industry

Management of Enterprises

Participants vs Arizona filers

In Arizona, the average filing covers about 577 participants across 2,182 plans. Pinnacle West Capital Corporation Savings Plan reports 6,085 participants - 11x that state average ($1.6B EOY assets).

Arizona filing particulars

Total Assets (Beginning of Year)	$1.5B
Net Assets (End of Year)	$1.6B
Net Income	$155M
Employer EIN	860512431
Plan Effective Date	1987-01-01
Filing Status	FILING RECEIVED

Sponsor Plan History (Pinnacle West Capital Corporation)

Total plan assets by year, all Pinnacle West Capital Corporation plans on file

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

Bechtel Trust & Thrift Plan $6.1B · 7,971
Banner Health Employees 401(k) Plan $4.9B · 54,731
Freeport-Mcmoran Inc. Employee Capital Accumulation Program $2.7B · 13,770
Republic Services, Inc. 401(k) Plan $2.7B · 32,629
Stantec 401(k) Plan $2.3B · 11,603

Compare Pinnacle West Capital Corporation Saving… side-by-side with 3 peers →

Similar-Sized 401(k) Plans Nationally

401(k) plans in other states closest to Pinnacle West Capital Corporation Savings Plan by total assets, not by location.

Atrius 401(k) Retirement Savings Plan (MN) $1.6B · 5,484
United States Steel Corporation Savings Fund Plan for Salaried Employees (PA) $1.6B · 2,863
Lennar Corporation 401(k) Plan (FL) $1.6B · 11,477
Icon Clinical Research, LLC 401(k) Plan (PA) $1.6B · 12,588

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 116,472 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).

Next read for Pinnacle West Capital Corporation Saving…

Filing takeaways

Ways to act on Pinnacle West Capital Corporation Savings Plan's numbers.

By total assets, Pinnacle West Capital Corporation Savings Plan ranks among the largest 1% of all filed plans. See the largest plans
Compare it side-by-side against 3 similar 401(k) plans in Arizona. Compare plans
Pinnacle West Capital Corporation's sponsor-wide assets have grown 4.6% since 2022 across 3 plan years on file. More Management of Enterprises plans

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.