Mario Gross
Chief Supply Chain Officer · Amrize Ltd
IndividualBuying only
- 2025
- Aug 13, 2026
- 6
Filings (90d)
Other insiders active in the same stocks
Insiders who reported open-market trades in the last 12 months at the companies Mario Gross 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 - $12.91M in AMRZ purchases and sales in the last 12 months
- Roald Brouwer - $637K in AMRZ purchases and sales in the last 12 months
- Jaime Hill - $569K in AMRZ purchases and sales in the last 12 months
- Ian A. Johnston - $327K in AMRZ purchases and sales in the last 12 months
- Baris Oran - $284K in AMRZ purchases and sales in the last 12 months
- Stephen S. Clark - $249K in AMRZ purchases and sales in the last 12 months
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Frequently asked questions
Who is Mario Gross?
Mario Gross is a corporate insider, tracked as Chief Supply Chain Officer of Amrize Ltd (AMRZ). InsiderAlpha holds 6 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 Mario Gross submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Mario Gross been buying or selling stock?
Recorded transactions: 10 open-market purchases ($1.05M) and 0 open-market sales across all tracked filings.
