Statement of Changes in Beneficial Ownership (Form 4)

FORM 4 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 that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

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(Print or Type Responses)

1. Name and Address of Reporting Person * Peterson David Franklin 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) Chief Accounting Officer (Last) (First) (Middle) C/O GUIDEWIRE SOFTWARE, INC., 970 PARK PL, SUITE 200 3. Date of Earliest Transaction (Month/Day/Year) 09/15/2025 (Street) SAN MATEO, CA 94403 4. If Amendment, Date Original Filed (Month/Day/Year) 6. Individual or Joint/Group Filing (Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) 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 09/15/2025 M 3,179 A $ 0 15,975 D Common Stock 09/16/2025 S(1) 1,811 D $242.8675(2) 14,164 D

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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 Underlying Securities (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 of Derivative Security: 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

Performance Shares

$ 0

09/15/2025

M

3,179(3)

(3)

09/15/2032

Common Stock

3,179

$ 0

0

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Peterson David Franklin C/O GUIDEWIRE SOFTWARE, INC. 970 PARK PL, SUITE 200 SAN MATEO, CA 94403			Chief Accounting Officer

Signatures

By: Winston King, Attorney-in-Fact for David Franklin Peterson		09/17/2025
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(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 $242.8626 to $242.8708 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.
(3)	At the end of Year 1, as to 50% of this PSU award (Part 1), the Compensation Committee of the Board of Directors (Compensation Committee) determined, on September 15, 2023, that 101.8% of the performance conditions against the FY23 ARR targets were met resulting in an increase of 36 PSUs earned by the Reporting Person. 33% of Part 1 vested immediately thereafter. 33% of Part 1 will vest at the end of Year 2, and 33% of Part 1 will vest at the end of Year 3. At the end of Year 3, as to 50% of this PSU award (Part 2), the Compensation Committee determined, on September 10, 2025, that 120% of the performance conditions against the FY25 ARR targets were met resulting in an increase of 413 PSUs earned by the Reporting Person. Part 2 met its time-based vesting on September 15, 2025.

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