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Schedule 13G/A

PNW Schedule 13G/A filing by Capital Research Global Investors

Capital Research Global Investors reported beneficial ownership of 120.9M shares, representing 13.6% of PINNACLE WEST CAPITAL CORP in this filing.

FiledMay 14, 2026
Ownership dateMar 31, 2026
Reported shares120.9M
Reported ownership13.6%
Ownership details

Voting and dispositive power reported in the filing

These figures describe the reporting filer’s disclosed voting and investment authority. They should be read together with the reported share count and percentage.

Sole voting power 16.4M
Shared voting power 16.4M
Sole dispositive power 16.4M
Shared dispositive power 16.4M
Compared with the prior filing

How the reported position changed

This compares the current filing with the previous tracked Schedule 13 filing from the same reporting CIK for PNW. A change between filings does not by itself establish when shares were bought or sold.

Previous filingFeb 12, 2026
Reported share change+1,214,991
Ownership percentage change+1.6 pts
Previous filingThis filing
Reported shares119.7M120.9M
Reported ownership12%13.6%
Price context

Price dates alongside the ownership filing

Price data provides market context around the disclosure. It does not identify the filer’s actual transaction price.

Close near filing date$99.77as of May 14, 2026
Latest tracked price$101.50as of Aug 5, 2026
Source

Original filing and accession

Use the SEC filing as the primary source when you need the complete disclosure, footnotes, exhibits, or reporting-person details.

Reporting filer
Capital Research Global Investors
CIK
CIK0001422848
Accession
0001422848-26-000082
Form
Schedule 13G/A
Read the filing in context

Understand what a Schedule 13 filing does—and does not—tell you.