PNW — what changed in the latest 10-Q

Text added vs the prior filing · source: 10-Q · 2026-11-03

• Our vision is to create a sustainable energy future for Arizona. Our mission is to serve customers with safe, reliable, and affordable energy. As a part of that mission, in 2026, APS introduced its Pledge for Responsible Energy Growth, reaffirming its longstanding commitment to protect customers whi…

• Balanced Energy Mix. APS strives to procure a balanced energy mix, and we believe this provides the greatest reliability at the lowest cost possible while increasing resiliency. We achieve reliability, in part, through a blend of dispatchable resources, such as natural gas and battery storage, that

• can provide energy when intermittent resources, such as wind and solar, are unavailable. APS regularly evaluates the best mix of resources based on a changing operating environment, including changes in generation technology, economics, and policy impacts.

• APS’s service territory regardless of the cause of the fire. APS also implemented a public safety power shutoff (“PSPS”) program on certain feeders that began in the 2024 fire season, leveraging real-time analysis of weather and environmental factors, such as temperature, humidity, fuel moisture lev…

• APS has seen increasing demand from large energy users in recent years. Consistent with the Pledge for Responsible Energy Growth, APS is seeking adjustments to rate designs and modification of

Text removed vs the prior filing · source: 10-Q · 2026-08-04

• Our vision is to create a sustainable energy future for Arizona. Our mission is to serve customers with safe, reliable, and affordable energy. We are committed to delivering operational excellence at the lowest cost possible while aspiring to lower carbon emissions over time.

• Balanced Energy Mix. APS strives to procure a balanced energy mix, and we believe this provides the greatest reliability at the lowest cost possible while increasing resiliency. We achieve reliability, in part, through a blend of dispatchable resources, such as natural gas and battery storage, that …

• wind, provided by APS field sensors and the modeling software. APS has educated and will continue education outreach to customers and communities that may potentially be impacted by the PSPS program.

• APS has seen increasing demand from large load customers in recent years. In the 2025 Rate Case, APS requested adjustments to rate designs and modification of cost allocation methodologies to ensure

• volatility and seeks a balanced portfolio that is resilient to other external pressures, including those arising from the macroeconomic and geopolitical environment.

Text added vs the prior filing · source: 10-Q · 2026-11-03

• During the fiscal quarter ended September 30, 2026, none of our directors or executive officers adopted or terminated any “Rule 10b5-1 trading arrangement” or “non-Rule 10b5-1 trading arrangement” as each term is defined in Item 408 of Regulation S-K.

Text removed vs the prior filing · source: 10-Q · 2026-08-04

• On October 1, 2015, EPA finalized revisions to the primary ground-level ozone NAAQS at a level of 70 parts per billion (“ppb”). As ozone standards become more stringent, our fossil generation units will come under increasing pressure to reduce emissions of NOx and volatile organic compounds, and to …

• On November 19, 2025, EPA issued a proposed rule determining that the Phoenix-Mesa area would have met the 2015 ozone NAAQS standard by its August 3, 2024 “Moderate” attainment date, “but for” emissions emanating from outside of the United States. This proposal was subsequently finalized on March 23…

• During the fiscal quarter ended June 30, 2026, none of our directors or executive officers adopted or terminated any “Rule 10b5-1 trading arrangement” or “non-Rule 10b5-1 trading arrangement” as each term is defined in Item 408 of Regulation S-K.