Summary
Updated Aug 31, 2026
Michael George Rosenbaum is Chief Executive Officer, Director of Guidewire Software, Inc. (GWRE). 62 SEC Form 4 filings on record going back to 2024, most recently on 24 August 2026. Most recent open-market trade: sold $225K of GWRE on 24 August 2026. Lifetime open-market sales: $22.63M.
Recent Transactions
20Every recent SEC Form 4 transaction Michael George Rosenbaum has reported, most recent first.
Trading Pattern
InsiderAlpha's records for Michael George Rosenbaum go back to 2024: 62 primary Form 4 filings, an average of 20.7 per year. 43 recorded transactions carry a Rule 10b5-1 flag, meaning they were pre-scheduled under a written trading plan rather than discretionary.
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Michael George Rosenbaum files at. Multiple unrelated insiders buying the same stock within a short window, cluster buying, has historically been one of the strongest Form 4 signals.
- John P. Mullen - $14.11M of GWRE open-market activity in the last 12 months
- Jeffrey Elliott Cooper - $6.86M of GWRE open-market activity in the last 12 months
- Allan C. Thygesen - $5.25M of DOCU open-market activity in the last 12 months
- James Winston King - $4.39M of GWRE open-market activity in the last 12 months
- Robert Chatwani - $2.85M of DOCU open-market activity in the last 12 months
- Blake Jeffrey Grayson - $2.84M of DOCU open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
Frequently Asked Questions
Who is Michael George Rosenbaum?
Michael George Rosenbaum is a corporate insider, tracked as Chief Executive Officer, Director of Guidewire Software, Inc. (GWRE). InsiderAlpha holds 62 primary Form 4 filings for them, the earliest from 2024, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Michael George Rosenbaum submitted recently?
14 primary Form 4 filings in the last 90 days, covering 2 companies.
Has Michael George Rosenbaum been buying or selling stock?
Recorded transactions: 0 open-market purchases and 59 open-market sales ($22.63M) across all tracked filings.
Where can I see all of Michael George Rosenbaum's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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