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GWREGuidewire Software, Inc.

Michael Rosenbaum

Chief Executive Officer, Director at Guidewire Software, Inc., as of Oct 13, 2026Sold $23.5M of stock in the past 12 months: 92% under a disclosed plan and 8% to cover taxes.

Updated Oct 15, 2026 from SEC filings · covers Oct 16, 2025 to Oct 15, 2026
276K
shares held after the latest filing, Guidewire Software, Inc.
Vested shares reported on Forms 3, 4 and 5 only. Not the insider's whole wealth.
152K
shares sold, past 12 months
55
days with sales
$10.4M
largest single day, Sep 17, 2026
1
company filed for

Share of stake sold at Guidewire Software, Inc. is not shown: most of their shares vested during the period, so a percentage would mislead. Why

Selling by month

Oct 2025 to Oct 2026. Each sale is counted once: under a disclosed plan, else to cover taxes, else no plan disclosed.

Disclosed planTo cover taxesOne dollar scale for every month; the tallest bar is labeled
Oct 2025: $702K under a disclosed planOctNov 2025: $1.2M under a disclosed planNovDec 2025: $1.4M under a disclosed planDec 2025: $1.2M to cover taxesDecJan 2026: $597K under a disclosed planJanFeb 2026: $624K under a disclosed planFebMar 2026: $926K under a disclosed planMar 2026: $776K to cover taxesMarApr 2026: $657K under a disclosed planAprMay 2026: $654K under a disclosed planMayJun 2026: $1.5M under a disclosed planJunJul 2026: $672K under a disclosed planJulAug 2026: $1.1M under a disclosed planAugSep 2026: $11.2M under a disclosed plan$11.2MSepOct 2026: $386K under a disclosed planOct

Pattern

What the filings show, past 12 months. Nothing here rates or predicts.

Roles from filings

Every company we track where this person has filed, newest filing first.

CompanyTitleFirst filingLatest filing
Guidewire Software, Inc. (GWRE)Chief Executive Officer, DirectorSep 10, 2019Oct 13, 2026

Recent filings

The last 5 days with transactions, newest first, one line per trade date. Each number links to an SEC filing.

This page shows only what this person reported on SEC ownership filings. See the methodology. Spotted something wrong? Report an error.