<SEC-DOCUMENT>0000764622-20-000031-index.html : 20200504 <SEC-HEADER>0000764622-20-000031.hdr.sgml : 20200504 <ACCEPTANCE-DATETIME>20200504161524 ACCESSION NUMBER: 0000764622-20-000031 CONFORMED SUBMISSION TYPE: DEFA14A PUBLIC DOCUMENT COUNT: 6 FILED AS OF DATE: 20200504 DATE AS OF CHANGE: 20200504 EFFECTIVENESS DATE: 20200504 FILER: COMPANY DATA: COMPANY CONFORMED NAME: PINNACLE WEST CAPITAL CORP CENTRAL INDEX KEY: 0000764622 STANDARD INDUSTRIAL CLASSIFICATION: ELECTRIC SERVICES [4911] IRS NUMBER: 860512431 STATE OF INCORPORATION: AZ FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: DEFA14A SEC ACT: 1934 Act SEC FILE NUMBER: 001-08962 FILM NUMBER: 20845026 BUSINESS ADDRESS: STREET 1: 400 NORTH FIFTH STREET STREET 2: MS8695 CITY: PHOENIX STATE: AZ ZIP: 85004 BUSINESS PHONE: 602 250 1000 MAIL ADDRESS: STREET 1: 400 NORTH FIFTH STREET STREET 2: MS8695 CITY: PHOENIX STATE: AZ ZIP: 85004 FORMER COMPANY: FORMER CONFORMED NAME: AZP GROUP INC DATE OF NAME CHANGE: 19870506 </SEC-HEADER> <DOCUMENT> <TYPE>DEFA14A <SEQUENCE>1 <FILENAME>pnw_2020proxyreminderletter.htm <DESCRIPTION>DEFA14A <TEXT> Document 1 - file: pnw_2020proxyreminderletter.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>2 <FILENAME>pnwreminderletterimage1.gif <TEXT> Document 2 - file: pnwreminderletterimage1.gif
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>3 <FILENAME>pnwreminderletterimage2a02.gif <TEXT> Document 3 - file: pnwreminderletterimage2a02.gif
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>4 <FILENAME>pnwreminderletterimage3a02.gif <TEXT> Document 4 - file: pnwreminderletterimage3a02.gif
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>5 <FILENAME>pnwreminderletterimage4a02.gif <TEXT> Document 5 - file: pnwreminderletterimage4a02.gif
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>6 <FILENAME>pnwreminderletterimage5a02.jpg <TEXT> Document 6 - file: pnwreminderletterimage5a02.jpg
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