424B5 ·Filed Jun 5, 2026

PNW

PINNACLE WEST CAPITAL CORP
NEUTRAL
Impact 4/10
Horizonweeks Processed3mo ago SEC0001104659-26-071019
Notable filing: 424B5
Actionable Insight • Neutral

This is a continuation of an existing ATM program with no new pricing or financial data. Monitor the pace of share issuance and any forward sale agreement settlements for dilution impact. The proceeds are earmarked for capex and commercial paper repayment, which is credit-neutral for the utility. No immediate trading catalyst.

DirectionNeutral
Confidencehigh
Horizonweeks
Final — all horizons settled through T+60d ⚠ clustered
PNW ▼ -3.58% at T+60d
NEUTRAL call ✗ call lost -3.58% · α vs SPY -6.64% · entry $101.29 → $97.66
Entry anchored
Jun 5, 03:59 PM ET
via exchange tick
T+1d
+1.34%
call +1.34% · α +1.64%
$102.65
settled 4mo ago
T+5d
+1.95%
call +1.95% · α -0.16%
$103.27
settled 4mo ago
T+20d
+5.55%
call +5.55% · α +3.92%
$106.91
settled 3mo ago
T+60d
-3.58%
call -3.58% · α -6.64%
$97.66
settled 4w ago

Price Chart

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Executive Summary

Pinnacle West Capital Corporation filed a 424B5 prospectus supplement to continue its at-the-market (ATM) common stock offering program, refreshing the remaining $270 million of capacity under a $900 million aggregate gross sales price limit. The company has already sold approximately $630 million under the prior supplement. Proceeds will fund capital expenditures at its subsidiary APS, repay commercial paper, or for general corporate purposes. The filing is a routine administrative continuation of an existing equity distribution program and does not contain any new financial results or material business developments.

Key Facts

  • Aggregate gross sales price of up to $900,000,000 under the equity distribution agreement.
  • Approximately $630,000,000 already sold under the prior prospectus supplement; approximately $270,000,000 remains to be sold.
  • Last reported sale price on June 4, 2026 was $100.48 per share.
  • Net proceeds to be used for investment in APS to fund capital expenditures, repayment of commercial paper, or general corporate purposes.
  • As of March 31, 2026, Pinnacle West had ~$103 million and APS had ~$316 million of outstanding commercial paper.
  • Managers receive a commission of up to 1% of aggregate gross sales price.
  • Forward sale agreements may be used, with settlement expected via physical delivery of shares within 2 to 24 months.
  • Offering expenses estimated at approximately $500,000.

Financial Impact

Up to $270 million in additional common stock issuance at market prices, representing ~2.2% of market cap ($12.2B). Dilution to existing shareholders is modest and gradual.

dilutionshares outstandingbook value per share

Risk Factors

  • Potential dilution from future share issuance under the ATM program.
  • Forward sale agreements could result in accelerated physical settlement and dilution if stock loan costs rise or dividend thresholds are exceeded.
  • Market price of common stock may decline due to the perception of ongoing equity sales.

Market Snapshot

Exchange
NYSE
Sector
Electric Services
Analyst Consensus
32% bullish (22 analysts)

Investment Themes

Traditional Energy

Documents Analyzed

This report is based on 4 SEC documents filed with EDGAR.

DocumentAccession Number
424B5 Filing (Primary)0001104659-26-071019
Document: 0001104659-26-071019-index-headers.html0001104659-26-071019
Document: 0001104659-26-071019-index.html0001104659-26-071019
Document: 0001104659-26-071019.txt0001104659-26-071019
10 reports for PNW
Performance horizon

Track record builds as more directional reports settle.

Filters
Rows
Reports for PNW — sortable, filterable
TypeNow
Aug 4, 2026
8w ago
8-K / 424B5
NEUTRAL ★ 4/10
$101.45 $97.66▼ −3.74%▼ −2.50%$95.32 (−6.04%)
Jun 29, 2026
13w ago
8-K
NEUTRAL ★ 3/10
$107.00 $105.38▼ −1.51%▼ −0.49%$95.32 (−10.92%)
Jun 8, 2026
16w ago
8-K
NEUTRAL ★ 4/10
$102.65 $108.61▲ +5.81%▲ +4.36%$95.32 (−7.14%)
Jun 5, 2026
16w ago
8-K
NEUTRAL ★ 3/10
$101.29 $106.91▲ +5.55%▲ +3.92%$95.32 (−5.89%)
Jun 5, 2026
16w ago
424B5
NEUTRAL ★ 4/10
$101.29 $106.91▲ +5.55%▲ +3.92%$95.32 (−5.89%)
Jun 1, 2026
17w ago
424B5
NEUTRAL ★ 4/10
$97.48 $107.00▲ +9.77%▲ +11.06%$95.32 (−2.22%)
May 4, 2026
21w ago
8-K
BULLISH ★ 6/10
$101.82 $97.48▼ −4.26%▼ −9.91%$95.32 (−6.38%)
Apr 15, 2026
24w ago
8-K
NEUTRAL ★ 3/10
$103.25 $99.08▼ −4.04%▼ −9.86%$95.32 (−7.68%)
Apr 3, 2026
25w ago
DEFA14A
NEUTRAL ★ 4/10
$101.57 $101.82▲ +0.25%▼ −8.74%$95.32 (−6.15%)
Feb 25, 2026
31w ago
8-K
NEUTRAL ★ 4/10
$98.91 $97.70▼ −1.23%▲ +4.01%$95.32 (−3.63%)
Showing 10 of 10

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