Employer · plans filed under one EIN
Pinnacle West Capital Corporation
Phoenix, AZ · Management of companies (holding companies)
Form 5500 information is as filed by the plan administrator with the Department of Labor and may be amended. Figures reflect the plan year shown, not current balances.
Pinnacle West Capital Corporation, based in Phoenix, Arizona, sponsors 2 retirement plans with 100 or more participants: 1 defined contribution and 1 defined benefit. Together they reported 23,824 participant records and $4.90B in net assets.
The largest is Pinnacle West Capital Corporation Retirement Plan, a cash balance pension plan with 15,460 participants. A person can be counted in more than one plan, so the participant total is a count of records rather than of people.
Employer contributions across the plans were $28.9M and participant contributions $84.0M in the latest plan years; benefits paid were $376M. Schedule C compensation reported to service provider organisations totalled $9.4M.
Combined net assets moved from $2.55B in 2009 to $1.84B in 2025 (down 28%). Plan mergers and spin-offs show up here as steps in the series.
Plans
| Plan | Kind | Plan year | Participants | Net assets | Per participant | Employer / active | Sch. C compensation |
|---|---|---|---|---|---|---|---|
| Pinnacle West Capital Corporation Retirement Plan | cash balance pension plan | 2024 | 15,460 | $3.06B | $198,230 | — | $7.9M |
| The Pinnacle West Capital Corporation Savings Plan | ESOP with a 401(k) feature | 2025 | 8,364 | $1.84B | $219,491 | $4,394 | $1.5M |
| US median, plan year 2024: DC plans $53,102 per participant, $2,175 employer contribution per active participant; DB plans $86,221 and $10,244. | |||||||
Trend by plan year
| Plan year | Plans | Participant records | Net assets | Employer contributions | Participant contributions |
|---|---|---|---|---|---|
| 2025 | 1 | 8,364 | $1.84B | $28.9M | $84.0M |
| 2024 | 2 | 23,623 | $4.68B | $27.0M | $78.4M |
| 2023 | 2 | 23,123 | $4.70B | $24.8M | $71.4M |
| 2022 | 2 | 22,630 | $4.48B | $23.4M | $67.4M |
| 2021 | 2 | 22,351 | $5.87B | $124M | $67.6M |
| 2020 | 2 | 22,445 | $5.82B | $123M | $64.9M |
| 2019 | 2 | 22,644 | $5.05B | $173M | $63.4M |
| 2018 | 2 | 22,427 | $4.21B | $72.0M | $60.6M |
| 2017 | 2 | 22,393 | $4.67B | $121M | $57.1M |
| 2016 | 2 | 22,088 | $4.07B | $120M | $55.5M |
| 2015 | 2 | 22,026 | $3.86B | $119M | $53.2M |
| 2014 | 2 | 21,625 | $3.99B | $18.6M | $51.2M |
| 2013 | 2 | 21,412 | $3.78B | $233M | $49.4M |
| 2012 | 2 | 21,463 | $3.39B | $165M | $49.0M |
| 2011 | 2 | 21,318 | $2.99B | $60.5M | $48.9M |
| 2010 | 2 | 21,084 | $2.86B | $117M | $48.8M |
| 2009 | 2 | 21,528 | $2.55B | $121M | $50.6M |
History of the plans listed above, in the years each filed the full Form 5500 with 100 or more participants. Plans that have since terminated are not included.
Service providers
| Organisation | Services reported | Plans | Compensation reported |
|---|---|---|---|
| Fidelity Inv Inst Ops Co. | Recordkeeping and information management; Participant loan processing | 2 | $1,450,729 |
| JP Morgan Investment MGMT | Investment management; Investment advisory (plan) | 1 | $1,312,271 |
| Nisa Investment Advisors LLC | Investment management | 1 | $1,269,552 |
| Financial Engines | Investment advisory (participants); Investment advisory (plan) | 1 | $1,010,718 |
| BlackRock Financial Management, Inc. | Investment management | 1 | $771,763 |
| Wellington Management Company LLP | — | 1 | $540,898 |
| Income Research + Management | Investment management | 1 | $539,418 |
| State Street Global Advisors Trust | Custodial (securities); Investment management | 1 | $460,917 |
| Segal Bryant & Hamill | Investment management | 1 | $399,023 |
| Morgan Stanley Investment MGMT Inc. | Investment management | 1 | $371,871 |
| Legal & General Invst MGMT America | Investment management | 1 | $334,476 |
| William Blair Investment MGMT, LLC | — | 1 | $277,543 |
| Janus Capital Management LLC | Investment management | 1 | $156,129 |
| Edelman Financial Engines, LLC | Investment advisory (plan); Participant communication | 1 | $20,405 |
Organisations paid $5,000 or more by any of these plans, from Schedule C. Individuals are not shown.
Questions and answers
How many retirement plans does Pinnacle West Capital Corporation have?
2 plans with 100 or more participants filed Form 5500 under its employer identification number for the latest plan years: Pinnacle West Capital Corporation Retirement Plan and The Pinnacle West Capital Corporation Savings Plan. Smaller plans and plans filed under a subsidiary's number are not grouped here.
How much does Pinnacle West Capital Corporation contribute to its plans?
$28,937,721 in employer contributions across these plans in their latest plan years, about $2,245 per active participant record. Form 5500 reports totals and not the match or accrual formula.
Who provides services to these plans?
Schedule C filings name Fidelity Inv Inst Ops Co., JP Morgan Investment MGMT, Nisa Investment Advisors LLC and Financial Engines and others. Only organisations paid $5,000 or more by a plan are listed on Schedule C.
Where does this come from?
Form 5500 annual reports filed with the Department of Labor's EFAST2 system, from the EBSA research files, with filings received through 24 Aug 2026. Figures are as filed and may be amended.
Provenance
Source: U.S. Department of Labor, Employee Benefits Security Administration, Form 5500 research files, public domain, with filings received through 24 Aug 2026. Plans are grouped by the sponsor's employer identification number exactly as filed; a company that files under several EINs appears as several employers. See the methodology and corrections.