    <SEC-DOCUMENT>0001308179-23-000548-index.html : 20230405
    <SEC-HEADER>0001308179-23-000548.hdr.sgml : 20230405
    <ACCEPTANCE-DATETIME>20230405135059
    ACCESSION NUMBER:		0001308179-23-000548
    CONFORMED SUBMISSION TYPE:	DEFA14A
    PUBLIC DOCUMENT COUNT:		37
    FILED AS OF DATE:		20230405
    DATE AS OF CHANGE:		20230405

    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:		23802039

    	BUSINESS ADDRESS:
    		STREET 1:		400 NORTH FIFTH STREET
    		STREET 2:		MS 8695
    		CITY:			PHOENIX
    		STATE:			AZ
    		ZIP:			85004
    		BUSINESS PHONE:		602 250 1000

    	MAIL ADDRESS:
    		STREET 1:		400 NORTH FIFTH STREET
    		STREET 2:		MS 8695
    		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>lpnw2023_defa14a.htm
    <DESCRIPTION>PINNACLE WEST CAPITAL CORP - DEFA14A
    <TEXT>
    Document 1 - file: lpnw2023_defa14a.htm

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    <SEQUENCE>2
    <FILENAME>check01.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 2 - file: check01.jpg

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    <SEQUENCE>3
    <FILENAME>lets_vote1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 3 - file: lets_vote1.jpg

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    <SEQUENCE>4
    <FILENAME>lets_vote2.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 4 - file: lets_vote2.jpg

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    <SEQUENCE>5
    <FILENAME>lets_vote3.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 5 - file: lets_vote3.jpg

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    <SEQUENCE>6
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    <DESCRIPTION>GRAPHIC
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    Document 6 - file: lpnwx3x2.jpg

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    <SEQUENCE>7
    <FILENAME>notice_1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: notice_1.jpg

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    <SEQUENCE>8
    <FILENAME>notice_2.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 8 - file: notice_2.jpg

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    <SEQUENCE>9
    <FILENAME>slide1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 9 - file: slide1.jpg

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    <SEQUENCE>10
    <FILENAME>slide10.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 10 - file: slide10.jpg

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    <SEQUENCE>11
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 11 - file: slide11.jpg

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    <FILENAME>slide12.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 12 - file: slide12.jpg

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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 13 - file: slide13.jpg

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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 14 - file: slide14.jpg

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    <SEQUENCE>15
    <FILENAME>slide15.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 15 - file: slide15.jpg

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    Document 16 - file: slide16.jpg

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    <TEXT>
    Document 17 - file: slide17.jpg

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    <SEQUENCE>18
    <FILENAME>slide18.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 18 - file: slide18.jpg

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    <FILENAME>slide19.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 19 - file: slide19.jpg

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    <FILENAME>slide2.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 20 - file: slide2.jpg

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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 21 - file: slide20.jpg

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    Document 22 - file: slide21.jpg

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    <SEQUENCE>23
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 23 - file: slide22.jpg

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    <FILENAME>slide23.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 24 - file: slide23.jpg

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    <SEQUENCE>25
    <FILENAME>slide24.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 25 - file: slide24.jpg

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    <SEQUENCE>26
    <FILENAME>slide25.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 26 - file: slide25.jpg

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    <SEQUENCE>27
    <FILENAME>slide3.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 27 - file: slide3.jpg

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    <SEQUENCE>28
    <FILENAME>slide4.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 28 - file: slide4.jpg

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    <SEQUENCE>29
    <FILENAME>slide5.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 29 - file: slide5.jpg

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    <DOCUMENT>
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    <SEQUENCE>30
    <FILENAME>slide6.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 30 - file: slide6.jpg

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    <DOCUMENT>
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    <SEQUENCE>31
    <FILENAME>slide7.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 31 - file: slide7.jpg

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    <SEQUENCE>32
    <FILENAME>slide8.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 32 - file: slide8.jpg

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    <DOCUMENT>
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    <SEQUENCE>33
    <FILENAME>slide9.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 33 - file: slide9.jpg

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    <DOCUMENT>
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    <SEQUENCE>34
    <FILENAME>uncheck.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 34 - file: uncheck.jpg

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    <SEQUENCE>35
    <FILENAME>website_1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 35 - file: website_1.jpg

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    <SEQUENCE>36
    <FILENAME>website_2.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 36 - file: website_2.jpg

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    <DOCUMENT>
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    <SEQUENCE>37
    <FILENAME>sletter_1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 37 - file: sletter_1.jpg

    </DOCUMENT>
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