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 - $14.66M in GWRE purchases and sales in the last 12 months
Michael George Rosenbaum is a corporate insider, tracked as Chief Executive Officer, Director of Guidewire Software, Inc. (GWRE). InsiderAlpha holds 71 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?
15 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 67 open-market sales ($34.42M) across all tracked filings.
Michael George Rosenbaum is Chief Executive Officer, Director of Guidewire Software, Inc. (GWRE). 71 SEC Form 4 filings on record going back to 2024, most recently on 13 October 2026. Most recent open-market trade: sold $203K of GWRE on 13 October 2026. Lifetime open-market sales: $34.42M.
Recent transactions
20
The latest 20 SEC Form 4 transactions reported by Michael George Rosenbaum.
InsiderAlpha's records for Michael George Rosenbaum go back to 2024: 71 primary Form 4 filings, an average of 23.7 per year. 53 recorded transactions carry a Rule 10b5-1 plan flag. This identifies the marked transactions as reported under a trading plan; it does not establish the plan status of unmarked transactions.
