Guidewire Software Inc.

Last updated September 27, 2026

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Organization details

Legal name: Guidewire Software Inc.
Ownership: Public
Status: Active
Sector (GICS): Information Technology
SIC code: 7372 — Services-Prepackaged Software
Jurisdiction of incorporation: Delaware
Headquarters city: SAN Mateo
Headquarters state / province: California
Headquarters country: United States
Fiscal year end: July
Ticker symbol: GWRE
Primary stock exchange: NYSE

Identifiers

SEC CIK: 0001528396
EIN: 36-4468504
Wikidata ID: Q5615528

Board of directors

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Catherine P. Lego · Director
Since 2023
David S. Bauer · Director
Since 2023
Jeffrey Steven Sloan · Director
Since 2025
Karl Alexander Vollert · Director
Since 2026
Marcus Ryu · Director
Since 2023
Margaret Dillon · Director
Since 2023
Mark Anquillare V · Director
Since 2024
Michael C. Keller · Director
Since 2023
Michael George Rosenbaum · Director · Chief Executive Officer
Since 2023
Paul Lavin · Director
Since 2023
Rajani Ramanathan · Director
Since 2023

Chief executives

Michael George Rosenbaum · Chief Executive Officer

Dates unknown

Director election results

Annual meeting of December 15, 2025. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

Board connections

7 of this board's directors also sit on 10 other boards. 5 are in the same sector.

Shared director Other board Same sector

Cirrus Logic Inc. Same sector
via Catherine P. Lego
Corpay Inc.
via Jeffrey Steven Sloan
DocuSign Inc. Same sector
via Michael George Rosenbaum
Global Payments Inc.
via Jeffrey Steven Sloan
Infleqtion Inc. Same sector
via Catherine P. Lego
NCR Voyix Corporation Same sector
via Jeffrey Steven Sloan
Sportradar Group AG Same sector
via Rajani Ramanathan
State Street Corporation
via Karl Alexander Vollert
Teladoc Health Inc.
via Mark Anquillare V
White Mountains Insurance Group Ltd.
via Margaret Dillon

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Bought, last 12 months: $0; 0 purchases by 0 insiders
Sold, last 12 months: $49,323,362; 90 sales by 5 insiders

Date	Insider	Transaction	Shares	Price	Value
Nov 9, 2026	Michael George Rosenbaum Director, Officer (Chief Executive Officer)	Open-market sale	−1,200	$159.60	$191,520
Nov 2, 2026	Michael George Rosenbaum Director, Officer (Chief Executive Officer)	Open-market sale	−1,200	$160.16	$192,192
Oct 26, 2026	Michael George Rosenbaum Director, Officer (Chief Executive Officer)	Open-market sale	−1,200	$187.19	$224,628
Oct 26, 2026	Mullen John P Officer (President)	Open-market sale	−1,800	$187.19	$336,942
Oct 20, 2026	Mullen John P Officer (President)	Open-market sale	−5,400	$185.00	$999,000
Oct 19, 2026	Michael George Rosenbaum Director, Officer (Chief Executive Officer)	Open-market sale	−1,200	$167.90	$201,480
Oct 12, 2026	Michael George Rosenbaum Director, Officer (Chief Executive Officer)	Open-market sale	−1,200	$168.97	$202,764
Oct 9, 2026	King James Winston Officer (Chief Admin Officer, Gen Couns)	Open-market sale	−9,187	$168.00	$1,543,416
Oct 5, 2026	Michael George Rosenbaum Director, Officer (Chief Executive Officer)	Open-market sale	−1,200	$152.52	$183,024
Sep 28, 2026	Michael George Rosenbaum Director, Officer (Chief Executive Officer)	Open-market sale	−1,200	$142.65	$171,180
Sep 21, 2026	Michael George Rosenbaum Director, Officer (Chief Executive Officer)	Open-market sale	−1,200	$145.92	$175,104
Sep 18, 2026	Cooper Jeffrey Elliott Officer (Chief Financial Officer)	Open-market sale	−854	$140.73	$120,183
Sep 18, 2026	King James Winston Officer (Chief Admin Officer, Gen Couns)	Open-market sale	−1,381	$144.98	$200,217
Sep 18, 2026	Cooper Jeffrey Elliott Officer (Chief Financial Officer)	Open-market sale	−2,430	$141.68	$344,282
Sep 18, 2026	Cooper Jeffrey Elliott Officer (Chief Financial Officer)	Open-market sale	−4,468	$142.69	$637,539

Peers

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Questions about Guidewire Software Inc.

Who is the CEO of Guidewire Software Inc.?

Michael George Rosenbaum is Guidewire Software Inc.'s Chief Executive Officer.

How many directors are on Guidewire Software Inc.'s board?

Guidewire Software Inc.'s board has 11 directors: Catherine P. Lego, David S. Bauer, Jeffrey Steven Sloan, Karl Alexander Vollert, Marcus Ryu, Margaret Dillon, Mark Anquillare V, Michael C. Keller, Michael George Rosenbaum, Paul Lavin and 1 other.

Are Guidewire Software Inc. insiders buying or selling shares?

Over the last 12 months, Guidewire Software Inc. insiders made no open-market purchases and sold $49.3 million of shares in 90 sales on the open market, as reported to the SEC on Forms 4 and 5.

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