Jeffrey B. Guldner

Companies

• Duke EnergyBoard member Sep 15, 2025 to now¹
• Nextpower Inc.Board member Jun 17, 2024 to now²
• Pinnacle West Capital CorporationChair Feb 20, 2020 to Apr 2, 2025³
• Pinnacle West Capital CorporationPresident Feb 20, 2020 to Apr 2, 2025³
• Pinnacle West Capital CorporationChief executive officer Feb 20, 2020 to Nov 8, 2021³
• Pinnacle West Capital CorporationBoard member Oct 24, 2019 to Oct 24, 2019⁴
• Pinnacle West Capital CorporationEVP, Public Policy & GC May 23, 2017 to Oct 24, 2019⁵

Holdings

Stock this person has reported owning, from the forms officers and directors file with the SEC. See the biggest insider stakes.

Shares held

• Pinnacle West Capital Corporation PNW137,462 shares⁶$14.0M at $101.58Mar 20, 2025
• NNextpower Inc. NXT10,603 shares⁷$884.8K at $83.45Aug 19, 2026

As of each latest filing. The line shows shares held over time.

Recent filings

• Aug 19, 2026Granted 2,742 shares of Nextpower Inc.⁷
• Aug 19, 2025Granted 3,692 shares of Nextpower Inc.⁸
• Mar 18, 2025Shares withheld for tax 35,202 shares at $93.38 of Pinnacle West Capital Corporation⁶
• Mar 18, 2025Returned to company 11,859 shares at $93.38 of Pinnacle West Capital Corporation⁶
• Mar 18, 2025Granted 94,008 shares of Pinnacle West Capital Corporation⁶
• Feb 20, 2025Shares withheld for tax 276 shares at $90.77 of Pinnacle West Capital Corporation⁹
• Feb 20, 2025Granted 642 shares of Pinnacle West Capital Corporation⁹
• Feb 20, 2025Shares withheld for tax 2,777 shares at $90.77 of Pinnacle West Capital Corporation⁹
• Feb 20, 2025Returned to company 280 shares at $90.77 of Pinnacle West Capital Corporation⁹
• Feb 20, 2025Exercised options 6,760 shares of Pinnacle West Capital Corporation⁹
• Feb 20, 2025Shares withheld for tax 2,118 shares at $90.77 of Pinnacle West Capital Corporation⁹
• Feb 20, 2025Returned to company 454 shares at $90.77 of Pinnacle West Capital Corporation⁹
• Feb 20, 2025Exercised options 5,396 shares of Pinnacle West Capital Corporation⁹
• Feb 20, 2025Shares withheld for tax 1,912 shares at $90.77 of Pinnacle West Capital Corporation⁹
• Feb 20, 2025Returned to company 682 shares at $90.77 of Pinnacle West Capital Corporation⁹
• Feb 20, 2025Exercised options 5,401 shares of Pinnacle West Capital Corporation⁹
• Feb 20, 2025Shares withheld for tax 1,555 shares at $90.77 of Pinnacle West Capital Corporation⁹
• Feb 20, 2025Exercised options 3,838 shares of Pinnacle West Capital Corporation⁹
• Oct 22, 2024Shares withheld for tax 1,340 shares at $88.12 of Pinnacle West Capital Corporation¹⁰
• Oct 22, 2024Granted 3,126 shares of Pinnacle West Capital Corporation¹⁰
• Oct 22, 2024Shares withheld for tax 8,964 shares at $88.12 of Pinnacle West Capital Corporation¹⁰
• Oct 22, 2024Granted 20,918 shares of Pinnacle West Capital Corporation¹⁰
• Aug 20, 2024Granted 3,723 shares of Nextpower Inc.¹¹
• Jun 14, 2024Granted 446 shares of Nextpower Inc.¹²
• Feb 20, 2024Shares withheld for tax 263 shares at $69.10 of Pinnacle West Capital Corporation¹³