Welcome to our dedicated page for Pinnacl West Cap SEC filings (Ticker: PNW), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Pinnacle West Capital Corporation filings document the reporting obligations of the holding company and Arizona Public Service, including combined Form 8-K reports filed or furnished by each registrant for its own information. Recent 8-K disclosures cover operating and financial results, earnings outlook materials, Regulation FD presentations, investor-meeting handouts, and the company’s NYSE-listed common stock.
Proxy filings describe shareholder voting matters, board governance, executive compensation, equity awards, pension-related compensation measures, and related annual meeting disclosures. The filing record also documents capital-structure information and regulatory-risk context for an Arizona electric utility business subject to energy, environmental, nuclear, tax and market-regulation requirements.
Pinnacle West Capital Corporation and its subsidiary Arizona Public Service Company report approval of a new deferred compensation award for executive Adam Heflin. On June 23, 2026, the Human Resources Committee approved a Discretionary Credit Award Agreement under the company’s 2005 deferred compensation plan.
The agreement provides for a total of $1.5 million in discretionary credits to an account for Mr. Heflin, credited as $300,000 on each of July 1, 2026 and 2027, $400,000 on July 1, 2028, and $500,000 on July 1, 2029, if he remains employed on each date. The account will vest on May 1, 2030, subject to continued employment, and will accrue interest per the plan, with forfeiture generally applying if employment ends before vesting except in specified cases such as death, disability, or termination without cause.
Pinnacle West Capital Corporation and Arizona Public Service furnished an investor presentation for June 2026 analyst and investor meetings, outlining growth, investment, and regulatory plans. The company highlights long-term EPS growth of 5%-7% off its original 2024 midpoint, supported by a strong Arizona service territory and robust customer and sales growth.
The materials describe a capital plan of about $10.35 billion for APS from 2025-2028, significant transmission expansion exceeding $6 billion through 2035, and increasing rate base under both ACC and FERC regulation. Management emphasizes maintaining customer affordability through disciplined O&M, with flat core O&M despite a growing customer base, and a dividend growth track record of roughly 3.7% CAGR.
The presentation also details the 2025 APS rate case, including a requested net revenue increase of $609 million with an estimated 14.69% day-one bill impact, an allowed ROE proposal of 10.70%, and a proposed Formula Rate Adjustment Mechanism to reduce regulatory lag. The company underscores its goal of sustaining investment-grade credit ratings while funding growth with a mix of debt and approximately $1.0-$1.2 billion of planned PNW equity through 2028.
Pinnacle West Capital Corporation entered into a First Amendment to its Equity Distribution Agreement for its at-the-market common stock offering program with a maximum aggregate gross sales price of $900,000,000. The amendment extends the outside maturity period for forward sale agreements from 18 months to 24 months, while leaving all other key terms, including participating banks, commission rates and aggregate capacity, unchanged.
Under this program, Pinnacle West has already offered and sold shares with an aggregate gross sales price of approximately $630 million through June 5, 2026, leaving about $270 million of capacity available. The shares are registered under a Form S-3 shelf registration and a related prospectus supplement.
Pinnacle West Capital Corporation is offering shares of its common stock under an "at the market" equity distribution program with an aggregate gross sales price of up to $900,000,000. Under the equity distribution agreement (amended June 5, 2026), approximately $630,000,000 has been sold and up to $270,000,000 remains available to be sold under this prospectus supplement.
The company may sell shares through the Managers or via forward sale agreements, including borrowed-share hedges executed by Forward Sellers. Sales may be ordinary brokers’ transactions on the NYSE, market‑maker trades, privately negotiated transactions, block trades, or sales to Managers as principals. Net proceeds are intended for investment in APS capital expenditures, repayment of commercial paper, or general corporate purposes. The prospectus notes potential dilution, forward‑sale settlement mechanics (physical, cash or net share), and conflicts of interest if Managers or affiliates receive a material portion of proceeds.
Pinnacle West Capital Corporation is documenting an offering of $500,000,000 principal amount of 4.650% Senior Notes due 2029 under its existing shelf registration on Form S-3. The company files the underwriting agreement, a seventh supplemental indenture, a specimen note, and related legal and information exhibits.
Exhibit 99.1 estimates issuance and distribution expenses, excluding underwriting discounts and commissions, at $1,304,241. The largest component is rating agency fees of $1,125,000, alongside Securities and Exchange Commission registration fees of $68,991, accounting, legal, printing, and various trustee and depository costs.
Pinnacle West Capital Corporation is offering $500,000,000 of 4.650% Senior Notes due June 1, 2029. Interest accrues from June 5, 2026 and is payable semi‑annually on June 1 and December 1, beginning December 1, 2026. The notes are unsecured senior obligations, will rank equally with other unsecured senior debt and are structurally subordinated to subsidiary obligations.
The initial public offering price is 99.915% (underwriting discount 0.350%) with estimated net proceeds of approximately $497.8 million. Net proceeds are intended to redeem or repay the $350,000,000 Floating Rate Senior Notes due June 10, 2026, repay commercial paper and for general corporate purposes. The issuer may redeem the notes prior to maturity (make‑whole or par call rules apply) and may redeem in whole if a Tax Credit Event occurs at 101% of principal.
Pinnacle West Capital Corporation is offering a series of unsecured senior notes under its shelf registration. The prospectus supplement sets out terms including semi-annual interest, $2,000 minimum denominations, optional make-whole redemption prior to the par call date and a Tax Credit Event redemption at 101%. Proceeds are intended to redeem or repay its $350,000,000 Floating Rate Senior Notes due June 10, 2026, repay commercial paper and for general corporate purposes. The notes will rank equally with Pinnacle West’s other unsecured senior indebtedness and will be structurally subordinated to subsidiary obligations, principally those of APS.
Pinnacle West Capital Corporation reported results from its Annual Meeting of Shareholders held on May 14, 2026. Shareholders elected all ten nominated directors to one-year terms expiring at the 2027 Annual Meeting, with each nominee receiving substantially more votes "for" than "withheld."
Shareholders also approved the advisory vote on executive compensation, with 98,755,016 votes for and 2,750,428 against. In addition, they ratified the appointment of Deloitte & Touche LLP as independent accountant for the year ending December 31, 2026, with 107,509,825 votes for and 2,819,186 against.
EICHER CAROL S reported acquisition or exercise transactions in this Form 4 filing.
Pinnacle West Capital director Carol S. Eicher received a grant of 1,665 stock units as compensation. Each stock unit is the economic equivalent of one share of Pinnacle West common stock and will be settled in common shares after she separates from service with the company, based on her prior deferral election.