Guidewire Insider Rosenbaum Files Form 4 on Ownership Changes

TL;DR

**Guidewire insider Rosenbaum filed a Form 4, signaling a change in his stock ownership.**

AI Summary

This Form 4 filing, dated March 24, 2026, indicates that Michael George Rosenbaum, an insider at Guidewire Software, Inc. (GWRE), has filed a statement of changes in beneficial ownership of securities. While the filing itself doesn't detail specific transactions, it signals that an insider's holdings may have changed as of the report period, March 23, 2026. This matters to investors because insider activity, especially buying or selling, can sometimes be an indicator of management's confidence (or lack thereof) in the company's future prospects.

Why It Matters

This filing signals potential changes in an insider's stake, which can offer clues about their view of the company's value and future performance. Investors often monitor these filings for insights into management sentiment.

Risk Assessment

Risk Level: low — This filing is purely administrative, reporting a change in beneficial ownership, and does not inherently indicate a high risk event without transaction details.

Analyst Insight

An investor should access the full Form 4 document to understand the specific transactions (e.g., buy, sell, grant) made by Michael George Rosenbaum and then evaluate the potential implications for Guidewire Software, Inc. stock.

Key Players & Entities

• Rosenbaum Michael George (person) — Reporting owner and insider at Guidewire Software, Inc.
• Guidewire Software, Inc. (company) — Issuer of the securities
• 0001784996 (person) — CIK for Michael George Rosenbaum
• 0001528396 (company) — CIK for Guidewire Software, Inc.

Forward-Looking Statements

• Further details regarding the specific transactions (e.g., shares bought/sold, price) will be available within the full Form 4 document. (Guidewire Software, Inc.) — high confidence, target: 2026-03-24

FAQ

Filing Documents

• wk-form4_1774387876.html (4)
• wk-form4_1774387876.xml (4) — 3KB
• 0001784996-26-000029.txt ( ) — 5KB

From the Filing

SEC FORM 4 SEC Form 4 FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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). X 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 * Rosenbaum Michael George (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) X Director 10% Owner X Officer (give title below) Other (specify below) Chief Executive Officer 2a. Foreign Trading Symbol 3. Date of Earliest Transaction (Month/Day/Year) 03/23/2026 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 03/23/2026 S (1) 1,200 D $ 155.56 220,006 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. Automatic sale pursuant to a 10b5-1 Trading Plan adopted by the Reporting Person on October 14, 2025. Remarks: By: Winston King, Attorney-in-Fact for Michael George Rosenbaum 03/24/2026 ** 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)

View Full Filing

View this 4 filing on SEC EDGAR