Guidewire president sells 39,683 shares at $144.47

Guidewire’s president had shares sold by the company to cover RSU-related taxes, leaving him with over 180,000 shares held directly.

Rhea-AI Filing Summary

Guidewire Software, Inc. (GWRE) reported that its President, John P. Mullen, had 39,683 shares of common stock sold on his behalf on September 17, 2026, at an average price of $144.4718 per share. According to the disclosure, these shares were sold by the issuer to cover taxes associated with the settlement of Restricted Stock Units, and Mullen held 183,647 shares directly after this transaction.

Insider Trade Summary

Net Seller: 39,683 shares

Net Sell 1 txn

Insider Mullen John P

Role President

Sold 39,683 shs ($5.73M)

Type	Security	Shares	Price	Value
Sale	Common Stock F1, F2	39,683	$144.4718	$5.73M

Holdings After Transaction: Common Stock — 183,647 shares (Direct)

Footnotes (2)

1. F1. Shares sold by Issuer to cover taxes associated with settlement of Restricted Stock Units.
2. F2. The sale price reported in column 4 of Table 1 represents the average sale price of the shares sold ranging from $144.4714 to $144.4725 per share. The reporting person will provide, upon request by the Commission staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate price.

Key Figures

Shares sold: 39,683 shares Average sale price: $144.4718 per share Sale price range: $144.4714–$144.4725 per share +1 more

4 metrics

Shares sold 39,683 shares Common stock sold on September 17, 2026 to cover RSU-related taxes

Average sale price $144.4718 per share Average price for the 39,683 shares sold on September 17, 2026

Sale price range $144.4714–$144.4725 per share Range of prices at which the reported shares were sold

Shares held after transaction 183,647 shares Directly held by John P. Mullen after the September 17, 2026 sale

Key Terms

Restricted Stock Units, average sale price, common stock

3 terms

Restricted Stock Units financial

"cover taxes associated with settlement of Restricted Stock Units"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

average sale price financial

"represents the average sale price of the shares sold"

common stock financial

"shares of common stock sold on his behalf"

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.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did GWRE disclose for President John P. Mullen?

Guidewire disclosed that President John P. Mullen had 39,683 shares of common stock sold on his behalf on September 17, 2026, primarily to cover taxes associated with the settlement of Restricted Stock Units.

At what price were the GWRE shares sold in John P. Mullen’s Form 4 transaction?

The reported average sale price was $144.4718 per share, based on sales ranging from $144.4714 to $144.4725 per share. The reporting person offers to provide full price breakdowns upon request.

How many GWRE shares does John P. Mullen hold after the reported sale?

After the reported tax-related sale, John P. Mullen directly holds 183,647 shares of Guidewire Software, Inc. common stock, as stated in the filing.

Why were John P. Mullen’s GWRE shares sold in this Form 4 filing?

The filing states that the 39,683 shares were sold by the issuer to cover taxes associated with the settlement of Restricted Stock Units held by John P. Mullen.

Was John P. Mullen’s GWRE share sale under a Rule 10b5-1 trading plan?

The filing’s Rule 10b5-1 checkbox is not marked as affirming a plan, and the footnotes do not state that the sale was made under a Rule 10b5-1 trading plan.

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

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Available on EDGAR 09/21/2026 - 05:23 PM Accepted by SEC EDGAR 09/21/2026 - 05:23 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED 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^*

Mullen John P

(Last) (First) (Middle)

C/O GUIDEWIRE SOFTWARE, INC.

970 PARK PL, SUITE 200

(Street)

SAN MATEO CALIFORNIA 94403

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Guidewire Software, Inc. [ GWRE ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/17/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form 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)
			Code	V	Amount	(A) or (D)	Price
Common Stock	09/17/2026		S(1)		39,683	D	$144.4718(2)	183,647	D

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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Shares sold by Issuer to cover taxes associated with settlement of Restricted Stock Units.

2. The sale price reported in column 4 of Table 1 represents the average sale price of the shares sold ranging from $144.4714 to $144.4725 per share. The reporting person will provide, upon request by the Commission staff, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each separate price.

Remarks:

	By: Winston King, Attorney-in-Fact for John P. Mullen	09/21/2026
	** Signature of Reporting Person	Date
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)