Pinnacle West Capital Corporation

Last updated September 27, 2026

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Organization details

Legal name: Pinnacle West Capital Corporation
Ownership: Public
Status: Active
Sector (GICS): Utilities
SIC code: 4911 — Electric Services
Jurisdiction of incorporation: Arizona
Headquarters city: Phoenix
Headquarters state / province: Arizona
Headquarters country: United States
Fiscal year end: December
Ticker symbol: PNW
Primary stock exchange: NYSE

Identifiers

SEC CIK: 0000764622
EIN: 86-0512431
Wikidata ID: Q26110522

Board of directors

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Bruce J. Nordstrom · Director
Since 2023
Carol S. Eicher · Director
Since 2024
Glynis Bryan · Director Overboarded
Since 2023
James E. Trevathan Jr. · Director
Since 2023
Jeffrey B. Guldner · Director · Chairman, President and CEO
Since 2023
Kathryn L. Munro · Director
Since 2023
Kristine L. Svinicki · Director
Since 2023
La Melena Gonzalo A. De Jr. · Director
Since 2023
Paula J. Sims · Director
Since 2023
Richard P. Fox · Director
Since 2023
Ronald Butler Jr. · Director
Since 2024
Susan T. Flanagan · Director
Since 2024
Theodore N. Geisler · Director · Chairman, CEO and President
Since 2025
William H. Spence · Director
Since 2023

Chief executives

Jeffrey B. Guldner · Chairman, President & CEO

Dates unknown

Theodore N. Geisler · Chairman, CEO and President

Dates unknown

Director election results

Annual meeting of May 14, 2026. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

Board connections

7 of this board's directors also sit on 12 other boards. 3 are in the same sector.

Shared director Other board Same sector

Ameriprise Financial Inc.
via Glynis Bryan
Arq Inc.
via Carol S. Eicher
Benchmark Electronics Inc.
via Glynis Bryan
Duke Energy Corporation (Holding Company) Same sector
via Jeffrey B. Guldner
Knight-Swift Transportation Holdings Inc.
via Kathryn L. Munro
Nextpower Inc.
via Jeffrey B. Guldner
Pentair plc.
via Glynis Bryan
Tennant Company
via Carol S. Eicher
The Southern Company Same sector
via Kristine L. Svinicki
The Williams Companies Inc. Same sector
via William H. Spence
WESCO International Inc.
via Glynis Bryan
i-80 Gold Corp.
via Ronald Butler Jr.

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Bought, last 12 months: $0; 0 purchases by 0 insiders
Sold, last 12 months: $930,938; 4 sales by 3 insiders

Date	Insider	Transaction	Shares	Price	Value
Aug 10, 2026	Blankenship Elizabeth A Officer (VP, Controller and CAO)	Open-market sale	−980	$99.17	$97,187
Aug 7, 2026	Esparza Jose Luis Jr SVP Public Policy APS	Open-market sale	−1,800	$102.01	$183,618
May 14, 2026	Paula J. Sims Director	Grant or award	+1,665	$99.77	$166,117
May 14, 2026	William H. Spence Director	Grant or award	+1,665	$99.77	$166,117
May 13, 2026	Tetlow Jacob EVP, COO, APS	Open-market sale	−6,526	$99.00	$646,074
May 13, 2026	Tetlow Jacob EVP, COO, APS	Open-market sale	−41	$99.01	$4,059
Mar 18, 2026	Blankenship Elizabeth A Officer (VP, Controller and CAO)	Grant or award	+3,098	—	—
Mar 18, 2026	Tetlow Jacob EVP, COO, APS	Grant or award	+20,879	—	—
Mar 18, 2026	Heflin Adam C EVP & CNO, APS	Grant or award	+22,157	—	—
Mar 18, 2026	Theodore N. Geisler Director, Officer (Chairman, CEO and President)	Grant or award	+24,287	—	—
Mar 18, 2026	Esparza Jose Luis Jr SVP Public Policy APS	Grant or award	+3,712	—	—
Mar 18, 2026	Cooper Andrew D Officer (SVP & CFO)	Grant or award	+18,177	—	—
Mar 18, 2026	Baum Shirley A Officer (SVP and GC)	Grant or award	+2,781	—	—
Mar 18, 2026	Blankenship Elizabeth A Officer (VP, Controller and CAO)	Sold back to the company	−373	$100.92	$37,643
Mar 18, 2026	Tetlow Jacob EVP, COO, APS	Sold back to the company	−2,490	$100.92	$251,291

Peers

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Questions about Pinnacle West Capital Corporation

Who is the CEO of Pinnacle West Capital Corporation?

Jeffrey B. Guldner is Pinnacle West Capital Corporation's Chairman, President & CEO.

How many directors are on Pinnacle West Capital Corporation's board?

Pinnacle West Capital Corporation's board has 14 directors: Bruce J. Nordstrom, Carol S. Eicher, Glynis Bryan, James E. Trevathan Jr., Jeffrey B. Guldner, Kathryn L. Munro, Kristine L. Svinicki, La Melena Gonzalo A. De Jr., Paula J. Sims, Richard P. Fox and 4 others.

Are Pinnacle West Capital Corporation insiders buying or selling shares?

Over the last 12 months, Pinnacle West Capital Corporation insiders made no open-market purchases and sold $930,938 of shares in 4 sales on the open market, as reported to the SEC on Forms 4 and 5.

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