Theodore N. Geisler - 20 Feb 2026 Form 4 Insider Report for PINNACLE WEST CAPITAL CORP (PNW)

Source evidence Original filing metadata and source links for verification. 5 source fields
SEC form
4
Accepted by SEC
24 Feb 2026, 20:08:47 UTC
Prior SEC filing
19 Feb 2026
Next SEC filing
20 Mar 2026
Source filing
View source filing
Reporting owner 1 detail
Reporting owner signature
/s/ Melissa Sallee, Attorney-in-Fact

Key filing fact

Theodore N. Geisler filed Form 4 for PINNACLE WEST CAPITAL CORP (PNW) on 24 Feb 2026.

Key facts

  • This page summarizes Theodore N. Geisler's Form 4 filing for PINNACLE WEST CAPITAL CORP (PNW).
  • 22 reported transactions and 5 derivative rows are listed below.
  • Accepted by SEC: 24 Feb 2026, 20:08.

Change

  • Previous filing in this sequence was filed on 19 Feb 2026.
  • Current net transaction value: -$462,198.

Research use

  • This tells you what this filing adds before you inspect full transaction and derivative tables.
  • You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001799703 Primary reporting owner

Geisler Theodore N

Relationship
Chairman, CEO and President, Director
Address
400 N. 5TH STREET, PHOENIX
Signature
/s/ Melissa Sallee, Attorney-in-Fact
Signature date
24 Feb 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

PNW transaction

Common Stock

Options Exercise

Transaction value
Shares
+2,248
Change %
Price
Shares after
2,248
Date
20 Feb 2026
Ownership
Direct
Footnotes
F1
PNW transaction

Common Stock

Disposed to Issuer

Transaction value
$35,501
Shares
-361
Change %
-16%
Price
$98.34
Shares after
1,887
Date
20 Feb 2026
Ownership
Direct
Footnotes
F2
PNW transaction

Common Stock

Tax liability

Transaction value
$77,689
Shares
-790
Change %
-42%
Price
$98.34
Shares after
1,097
Date
20 Feb 2026
Ownership
Direct
Footnotes
F3
PNW transaction

Common Stock

Options Exercise

Transaction value
Shares
+1,634
Change %
+149%
Price
Shares after
2,731
Date
20 Feb 2026
Ownership
Direct
Footnotes
F1
PNW transaction

Common Stock

Disposed to Issuer

Transaction value
$18,881
Shares
-192
Change %
-7%
Price
$98.34
Shares after
2,539
Date
20 Feb 2026
Ownership
Direct
Footnotes
F2
PNW transaction

Common Stock

Tax liability

Transaction value
$59,397
Shares
-604
Change %
-24%
Price
$98.34
Shares after
1,935
Date
20 Feb 2026
Ownership
Direct
Footnotes
F3
PNW transaction

Common Stock

Options Exercise

Transaction value
Shares
+1,943
Change %
+100%
Price
Shares after
3,878
Date
20 Feb 2026
Ownership
Direct
Footnotes
F1
PNW transaction

Common Stock

Disposed to Issuer

Transaction value
$14,948
Shares
-152
Change %
-3.9%
Price
$98.34
Shares after
3,726
Date
20 Feb 2026
Ownership
Direct
Footnotes
F2
PNW transaction

Common Stock

Tax liability

Transaction value
$73,755
Shares
-750
Change %
-20%
Price
$98.34
Shares after
2,976
Date
20 Feb 2026
Ownership
Direct
Footnotes
F3
PNW transaction

Common Stock

Options Exercise

Transaction value
Shares
+1,736
Change %
+58%
Price
Shares after
4,712
Date
20 Feb 2026
Ownership
Direct
Footnotes
F1
PNW transaction

Common Stock

Disposed to Issuer

Transaction value
$6,589
Shares
-67
Change %
-1.4%
Price
$98.34
Shares after
4,645
Date
20 Feb 2026
Ownership
Direct
Footnotes
F2
PNW transaction

Common Stock

Tax liability

Transaction value
$68,740
Shares
-699
Change %
-15%
Price
$98.34
Shares after
3,946
Date
20 Feb 2026
Ownership
Direct
Footnotes
F3
PNW transaction

Common Stock

Options Exercise

Transaction value
Shares
+2,458
Change %
+62%
Price
Shares after
6,404
Date
20 Feb 2026
Ownership
Direct
Footnotes
F1
PNW transaction

Common Stock

Disposed to Issuer

Transaction value
$9,441
Shares
-96
Change %
-1.5%
Price
$98.34
Shares after
6,308
Date
20 Feb 2026
Ownership
Direct
Footnotes
F2
PNW transaction

Common Stock

Tax liability

Transaction value
$97,258
Shares
-989
Change %
-16%
Price
$98.34
Shares after
5,319
Date
20 Feb 2026
Ownership
Direct
Footnotes
F3
PNW transaction

Common Stock

Gift

Transaction value
Shares
-5,319
Change %
-100%
Price
Shares after
0
Date
20 Feb 2026
Ownership
Direct
Footnotes
F4
PNW transaction

Common Stock

Gift

Transaction value
Shares
+5,319
Change %
+16%
Price
Shares after
37,567
Date
20 Feb 2026
Ownership
by Trust
Footnotes
F4

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

PNW transaction Derivative

Restricted Stock Units

Options Exercise

Transaction value
Shares
-2,248
Change %
-100%
Price
Shares after
0
Date
20 Feb 2026
Ownership
Direct
Underlying class
Common Stock
Underlying amount
2,248
Exercise price
Footnotes
F1, F5, F6
PNW transaction Derivative

Restricted Stock Units

Options Exercise

Transaction value
Shares
-1,634
Change %
-50%
Price
Shares after
1,638
Date
20 Feb 2026
Ownership
Direct
Underlying class
Common Stock
Underlying amount
1,634
Exercise price
Footnotes
F1, F7, F8, F9
PNW transaction Derivative

Restricted Stock Units

Options Exercise

Transaction value
Shares
-1,943
Change %
-33%
Price
Shares after
3,885
Date
20 Feb 2026
Ownership
Direct
Underlying class
Common Stock
Underlying amount
1,943
Exercise price
Footnotes
F1, F10, F11, F12
PNW transaction Derivative

Restricted Stock Units

Options Exercise

Transaction value
Shares
-1,736
Change %
-25%
Price
Shares after
5,208
Date
20 Feb 2026
Ownership
Direct
Underlying class
Common Stock
Underlying amount
1,736
Exercise price
Footnotes
F1, F13, F14, F15
PNW transaction Derivative

Restricted Stock Units

Options Exercise

Transaction value
Shares
-2,458
Change %
-25%
Price
Shares after
7,369
Date
20 Feb 2026
Ownership
Direct
Underlying class
Common Stock
Underlying amount
2,458
Exercise price
Footnotes
F1, F16, F17, F18
* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 18 footnotes

Footnote F1

Each Restricted Stock Unit represents a contingent right to receive the economic equivalent of one share of the Company's common stock. The Restricted Stock Units will be settled in 100% shares of common stock.

Footnote F2

Represents the cash settlement of Restricted Stock Units received in connection with the settlement of dividend equivalent rights.

Footnote F3

Shares retained by the Company for purpose of meeting tax withholding requirements. The recipient retained all other shares.

Footnote F4

The reporting person gifted the shares received on February 20, 2026 to a revocable family trust.

Footnote F5

The number of derivative securities in Column 5 includes 361 vested Restricted Stock Units received in connection with the settlement of dividend equivalent rights. Dividend equivalent rights accrue with respect to these Restricted Stock Units when and as cash dividends are paid on the Company's common stock.

Footnote F6

The Restricted Stock Units award was granted and was effective in February 2022, and vests in four equal, annual installments beginning on February 20, 2023.

Footnote F7

The number of derivative securities in Column 5 includes 192 vested Restricted Stock Units received in connection with the settlement of dividend equivalent rights. Dividend equivalent rights accrue with respect to these Restricted Stock Units when and as cash dividends are paid on the Company's common stock.

Footnote F8

The Restricted Stock Units award was granted and was effective in February 2023, and vests in four equal, annual installments beginning on February 20, 2024.

Footnote F9

Includes 196 Restricted Stock Units received in connection with the settlement of dividend equivalent rights.

Footnote F10

The number of derivative securities in Column 5 includes 152 vested Restricted Stock Units received in connection with the settlement of dividend equivalent rights. Dividend equivalent rights accrue with respect to these Restricted Stock Units when and as cash dividends are paid on the Company's common stock.

Footnote F11

The Restricted Stock Units award was granted and was effective in February 2024, and vests in four equal, annual installments beginning on February 20, 2025.

Footnote F12

Includes 303 Restricted Stock Units received in connection with the settlement of dividend equivalent rights.

Footnote F13

The number of derivative securities in Column 5 includes 67 vested Restricted Stock Units received in connection with the settlement of dividend equivalent rights. Dividend equivalent rights accrue with respect to these Restricted Stock Units when and as cash dividends are paid on the Company's common stock.

Footnote F14

The Restricted Stock Units award was granted and was effective in February 2025, and vests in four equal, annual installments beginning on February 20, 2026.

Footnote F15

Includes 201 Restricted Stock Units received in connection with the settlement of dividend equivalent rights.

Footnote F16

The number of derivative securities in Column 5 includes 96 vested Restricted Stock Units received in connection with the settlement of dividend equivalent rights. Dividend equivalent rights accrue with respect to these Restricted Stock Units when and as cash dividends are paid on the Company's common stock.

Footnote F17

The Restricted Stock Units award was granted and was effective in April 2025, and vests in four equal, annual installments beginning on February 20, 2026.

Footnote F18

The number of derivative securities in Column 5 includes 283 vested Restricted Stock Units received in connection with the settlement of dividend equivalent rights. Dividend equivalent rights accrue with respect to these Restricted Stock Units when and as cash dividends are paid on the Company's common stock.

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