Other Insiders Active in the Same Stocks
Insiders who reported open-market trades in the last 12 months at the companies Roald Brouwer 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.
- Jan Philipp Jenisch - $11.63M of AMRZ open-market activity in the last 12 months
- Jaime Hill - $569K of AMRZ open-market activity in the last 12 months
- Mario Gross - $539K of AMRZ open-market activity in the last 12 months
- Ian A. Johnston - $327K of AMRZ open-market activity in the last 12 months
- Baris Oran - $284K of AMRZ open-market activity in the last 12 months
- Stephen S. Clark - $249K of AMRZ 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 Roald Brouwer?
Roald Brouwer is a corporate insider, tracked as Chief Technology Officer of Amrize Ltd (AMRZ). InsiderAlpha holds 9 primary Form 4 filings for them, the earliest from 2025, updated as new SEC EDGAR filings are processed.
How many SEC Form 4 filings has Roald Brouwer submitted recently?
2 primary Form 4 filings in the last 90 days, covering 1 company.
Has Roald Brouwer been buying or selling stock?
Recorded transactions: 11 open-market purchases ($882K) and 0 open-market sales across all tracked filings.
How accurate is Roald Brouwer's historical track record?
Across 10 tracked purchases, Roald Brouwer averaged +6.3% avg 30-day return with a 80% 30-day win rate. InsiderAlpha rates the track record at 4/5 stars.
Where can I see all of Roald Brouwer'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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