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Pinnacle West (PNW) VP Elizabeth Blankenship sells 980 shares at $99.17

(Neutral)
(Negative)
Form Type
4

Rhea-AI Filing Summary

Pinnacle West Capital Corp officer Elizabeth A. Blankenship, VP, Controller and CAO, reported selling 980 shares of common stock on 2026-08-10 at $99.165 per share in an open-market or private transaction. Following the sale, she held 10,886 shares directly and 54 shares indirectly through a 401(k) plan.

Positive

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Negative

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Insider Blankenship Elizabeth A
Role VP, Controller and CAO
Sold 980 shs ($97K)
Type Security Shares Price Value
Sale Common Stock 980 $99.165 $97K
holding Common Stock -- -- --
Holdings After Transaction: Common Stock — 10,886 shares (Direct); Common Stock — 54 shares (Indirect, by 401(k))
Shares sold 980 shares Common Stock sale on 2026-08-10
Sale price per share $99.165 Price for 980 shares of Common Stock sold
Direct holdings after transaction 10,886 shares Common Stock directly owned after 2026-08-10 sale
Indirect 401(k) holdings 54 shares Common Stock held indirectly by 401(k) after transaction
Net shares sold 980 shares Net sell direction in transaction summary
Common Stock financial
"security_title: "Common Stock" for the reported transactions"
Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.
open market or private transaction financial
"transaction_code_description: "Sale in open market or private transaction""
401(k) financial
"nature_of_ownership: "by 401(k)" for indirect holdings"
A 401(k) is a type of retirement savings plan offered by employers that allows workers to set aside a portion of their paycheck before taxes are taken out. The money saved in a 401(k) can grow over time through investments, helping individuals build funds for their future retirement. It matters to investors because it provides a tax-advantaged way to save and invest for long-term financial security.

FAQ

What insider transaction did Pinnacle West (PNW) report for Elizabeth Blankenship?

Elizabeth A. Blankenship reported selling 980 shares of Pinnacle West common stock on 2026-08-10. The transaction was coded as a sale in open market or private transaction with a per-share price of $99.165, according to the Form 4 filing.

At what price did Elizabeth Blankenship sell Pinnacle West (PNW) shares?

She sold the shares at an average price of $99.165 per share. The Form 4 lists this as the transaction price per share for 980 shares of Pinnacle West common stock sold on 2026-08-10 in an open-market or private transaction.

How many Pinnacle West (PNW) shares does Elizabeth Blankenship hold after the sale?

After the reported sale, she directly holds 10,886 shares of Pinnacle West common stock. The filing also shows an additional 54 shares held indirectly by 401(k), reflecting retirement-plan ownership separate from her direct holdings.

Was the Elizabeth Blankenship Pinnacle West (PNW) sale under a Rule 10b5-1 plan?

The Form 4 indicates the transaction was not made under a Rule 10b5-1 trading plan. The document-level Rule 10b5-1 checkbox is explicitly unchecked, suggesting the timing was not governed by a pre-arranged trading plan.

What roles does Elizabeth Blankenship hold at Pinnacle West (PNW)?

Elizabeth A. Blankenship is reported as an officer of Pinnacle West, serving as VP, Controller and CAO. These positions mean she is part of the company’s senior financial leadership, which is why her equity transactions require public disclosure via Form 4.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Blankenship Elizabeth A

(Last)(First)(Middle)
400 N. 5TH STREET

(Street)
PHOENIX ARIZONA 85004

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
PINNACLE WEST CAPITAL CORP [ PNW ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
VP, Controller and CAO
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
08/10/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock08/10/2026S980D$99.16510,886D
Common Stock54Iby 401(k)
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
Remarks:
/s/ Melissa Sallee, Attorney-in-Fact08/11/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)