Pinnacle West Q2 Earnings Miss Estimates, Revenues Increase Y/Y
Pinnacle West Capital Corp (PNW) reported Q2 2026 EPS of $1.43, below the Zacks Consensus of $1.49. Revenues rose to $1.46B, above the $1.40B estimate. Operating income was $305.7M. PNW reaffirmed 2026 guidance of $4.55-$4.75 EPS and $5.56-$5.66B revenue.
How this was made

The 30-second read
Why it matters
PNW’s Q2 shows margin pressure from higher fuel and purchased power costs and higher interest expense, but management reaffirmed 2026 consolidated earnings and revenue outlook, reducing the probability of a major guidance reset.
Market read
A utility earnings miss on EPS with reaffirmed full-year guidance typically shifts focus to cost trends (fuel, purchased power) and financing costs rather than demand growth.
What to watch
Fuel and purchased power costs and interest expense are key drivers; traders should watch whether these pressures ease in subsequent quarters, since guidance is unchanged.
Background
The article summarizes PNW’s Q2 2026 results, cost drivers, balance sheet updates, and reaffirmed 2026 guidance, plus a calendar of other utility earnings.
Ticker impact
PNW reported Q2 EPS of $1.43, missing consensus by 4.03%, while revenues rose 7.1% Y/Y to $1.46B.
Likely choppy-to-soft reaction versus consensus on EPS miss, with support from revenue beat and reiterated full-year EPS range.
The article provides a concrete EPS miss, details cost growth (fuel and purchased power +17.1%, operating expenses +9.4%), and shows management reaffirmed 2026 EPS $4.55-$4.75 versus consensus $4.74.
Market effects
Reinforces utility margin sensitivity to fuel and purchased power costs, and higher interest expense affecting earnings quality.
Arizona utility capital spending and reliability investment plans may support regional grid and construction demand.
Limited direct global linkage; primarily a US regulated-utility earnings and cost-of-capital read-through.
Counterpoint
The EPS miss may be more than offset by the revenue beat and reaffirmed 2026 EPS range near consensus, implying the market may be over-penalizing near-term cost noise.
Key entities
- companyPinnacle West Capital Corporation
Subject of the article, reporting Q2 2026 EPS and revenue results and reaffirming 2026 guidance.
- subsidiaryArizona Public Service Company (APS)
Provides the capital investment plan cited for 2026-2028 within PNW’s utility operations.
- companyEvergy Inc.
Named in the upcoming utility releases calendar (not the article’s subject).
- companyConsolidated Edison Inc.
Named in the upcoming utility releases calendar (not the article’s subject).
- companyVistra Corp.
Named in the upcoming utility releases calendar (not the article’s subject).



